<?xml version="1.0" encoding="US-ASCII"?>
<!--XBRL Document Created with Wdesk from Workiva, formerly WebFilings-->
<!-- -->
<linkbase xsi:schemaLocation="http://www.xbrl.org/2003/linkbase http://www.xbrl.org/2003/xbrl-linkbase-2003-12-31.xsd" xmlns="http://www.xbrl.org/2003/linkbase" xmlns:xbrldt="http://xbrl.org/2005/xbrldt" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
  <roleRef roleURI="http://www.micron.com/role/AccountsPayableAndAccruedExpenses" xlink:href="mu-20130829.xsd#AccountsPayableAndAccruedExpenses" xlink:type="simple" />
  <roleRef roleURI="http://www.micron.com/role/AccountsPayableAndAccruedExpensesDetails" xlink:href="mu-20130829.xsd#AccountsPayableAndAccruedExpensesDetails" xlink:type="simple" />
  <roleRef roleURI="http://www.micron.com/role/AccountsPayableAndAccruedExpensesTables" xlink:href="mu-20130829.xsd#AccountsPayableAndAccruedExpensesTables" xlink:type="simple" />
  <roleRef roleURI="http://www.micron.com/role/AcquisitionOfElpidaMemoryInc" xlink:href="mu-20130829.xsd#AcquisitionOfElpidaMemoryInc" xlink:type="simple" />
  <roleRef roleURI="http://www.micron.com/role/AcquisitionOfElpidaMemoryIncElpidaMemoriesIncDetails" xlink:href="mu-20130829.xsd#AcquisitionOfElpidaMemoryIncElpidaMemoriesIncDetails" xlink:type="simple" />
  <roleRef roleURI="http://www.micron.com/role/AcquisitionOfElpidaMemoryIncElpidaMemoriesIncTables" xlink:href="mu-20130829.xsd#AcquisitionOfElpidaMemoryIncElpidaMemoriesIncTables" xlink:type="simple" />
  <roleRef roleURI="http://www.micron.com/role/CertainConcentrations" xlink:href="mu-20130829.xsd#CertainConcentrations" xlink:type="simple" />
  <roleRef roleURI="http://www.micron.com/role/CertainConcentrationsCertainConcentrationsTables" xlink:href="mu-20130829.xsd#CertainConcentrationsCertainConcentrationsTables" xlink:type="simple" />
  <roleRef roleURI="http://www.micron.com/role/CertainConcentrationsDetails" xlink:href="mu-20130829.xsd#CertainConcentrationsDetails" xlink:type="simple" />
  <roleRef roleURI="http://www.micron.com/role/Commitments" xlink:href="mu-20130829.xsd#Commitments" xlink:type="simple" />
  <roleRef roleURI="http://www.micron.com/role/CommitmentsDetails" xlink:href="mu-20130829.xsd#CommitmentsDetails" xlink:type="simple" />
  <roleRef roleURI="http://www.micron.com/role/CommitmentsTables" xlink:href="mu-20130829.xsd#CommitmentsTables" xlink:type="simple" />
  <roleRef roleURI="http://www.micron.com/role/ConsolidatedBalanceSheets" xlink:href="mu-20130829.xsd#ConsolidatedBalanceSheets" xlink:type="simple" />
  <roleRef roleURI="http://www.micron.com/role/ConsolidatedBalanceSheetsParenthetical" xlink:href="mu-20130829.xsd#ConsolidatedBalanceSheetsParenthetical" xlink:type="simple" />
  <roleRef roleURI="http://www.micron.com/role/ConsolidatedStatementsOfCashFlows" xlink:href="mu-20130829.xsd#ConsolidatedStatementsOfCashFlows" xlink:type="simple" />
  <roleRef roleURI="http://www.micron.com/role/ConsolidatedStatementsOfComprehensiveIncome" xlink:href="mu-20130829.xsd#ConsolidatedStatementsOfComprehensiveIncome" xlink:type="simple" />
  <roleRef roleURI="http://www.micron.com/role/ConsolidatedStatementsOfOperations" xlink:href="mu-20130829.xsd#ConsolidatedStatementsOfOperations" xlink:type="simple" />
  <roleRef roleURI="http://www.micron.com/role/ConsolidatedVariableInterestEntities" xlink:href="mu-20130829.xsd#ConsolidatedVariableInterestEntities" xlink:type="simple" />
  <roleRef roleURI="http://www.micron.com/role/ConsolidatedVariableInterestEntitiesAssetsLiabilitiesDetails" xlink:href="mu-20130829.xsd#ConsolidatedVariableInterestEntitiesAssetsLiabilitiesDetails" xlink:type="simple" />
  <roleRef roleURI="http://www.micron.com/role/ConsolidatedVariableInterestEntitiesDetails" xlink:href="mu-20130829.xsd#ConsolidatedVariableInterestEntitiesDetails" xlink:type="simple" />
  <roleRef roleURI="http://www.micron.com/role/ConsolidatedVariableInterestEntitiesTables" xlink:href="mu-20130829.xsd#ConsolidatedVariableInterestEntitiesTables" xlink:type="simple" />
  <roleRef roleURI="http://www.micron.com/role/Contingencies" xlink:href="mu-20130829.xsd#Contingencies" xlink:type="simple" />
  <roleRef roleURI="http://www.micron.com/role/ContingenciesDetails" xlink:href="mu-20130829.xsd#ContingenciesDetails" xlink:type="simple" />
  <roleRef roleURI="http://www.micron.com/role/Debt" xlink:href="mu-20130829.xsd#Debt" xlink:type="simple" />
  <roleRef roleURI="http://www.micron.com/role/DebtElpidaDebtRestructureDetails" xlink:href="mu-20130829.xsd#DebtElpidaDebtRestructureDetails" xlink:type="simple" />
  <roleRef roleURI="http://www.micron.com/role/DebtExtinguishmentOfDebtDetails" xlink:href="mu-20130829.xsd#DebtExtinguishmentOfDebtDetails" xlink:type="simple" />
  <roleRef roleURI="http://www.micron.com/role/DebtScheduleOfLongTermDebtDetails" xlink:href="mu-20130829.xsd#DebtScheduleOfLongTermDebtDetails" xlink:type="simple" />
  <roleRef roleURI="http://www.micron.com/role/DebtTables" xlink:href="mu-20130829.xsd#DebtTables" xlink:type="simple" />
  <roleRef roleURI="http://www.micron.com/role/DerivativeFinancialInstruments" xlink:href="mu-20130829.xsd#DerivativeFinancialInstruments" xlink:type="simple" />
  <roleRef roleURI="http://www.micron.com/role/DerivativeFinancialInstrumentsDerivativeFinancialInstrumentsFairValueDerivativesBalanceSheetLocationAfterNettingArrangementsTableDetails" xlink:href="mu-20130829.xsd#DerivativeFinancialInstrumentsDerivativeFinancialInstrumentsFairValueDerivativesBalanceSheetLocationAfterNettingArrangementsTableDetails" xlink:type="simple" />
  <roleRef roleURI="http://www.micron.com/role/DerivativeFinancialInstrumentsFairValuesDetails" xlink:href="mu-20130829.xsd#DerivativeFinancialInstrumentsFairValuesDetails" xlink:type="simple" />
  <roleRef roleURI="http://www.micron.com/role/DerivativeFinancialInstrumentsHedgingRelationshipDetails" xlink:href="mu-20130829.xsd#DerivativeFinancialInstrumentsHedgingRelationshipDetails" xlink:type="simple" />
  <roleRef roleURI="http://www.micron.com/role/DerivativeFinancialInstrumentsTables" xlink:href="mu-20130829.xsd#DerivativeFinancialInstrumentsTables" xlink:type="simple" />
  <roleRef roleURI="http://www.micron.com/role/DocumentAndEntityInformationDocument" xlink:href="mu-20130829.xsd#DocumentAndEntityInformationDocument" xlink:type="simple" />
  <roleRef roleURI="http://www.micron.com/role/EarningsPerShare" xlink:href="mu-20130829.xsd#EarningsPerShare" xlink:type="simple" />
  <roleRef roleURI="http://www.micron.com/role/EarningsPerShareDetails" xlink:href="mu-20130829.xsd#EarningsPerShareDetails" xlink:type="simple" />
  <roleRef roleURI="http://www.micron.com/role/EarningsPerShareEarningsPerSharePotentialCommonSharesExcludedInComputationOfDilutedEarningsPerShareBecauseTheyWouldHaveBeenAntidilutiveDetails" xlink:href="mu-20130829.xsd#EarningsPerShareEarningsPerSharePotentialCommonSharesExcludedInComputationOfDilutedEarningsPerShareBecauseTheyWouldHaveBeenAntidilutiveDetails" xlink:type="simple" />
  <roleRef roleURI="http://www.micron.com/role/EarningsPerShareTables" xlink:href="mu-20130829.xsd#EarningsPerShareTables" xlink:type="simple" />
  <roleRef roleURI="http://www.micron.com/role/EmployeeBenefitPlans" xlink:href="mu-20130829.xsd#EmployeeBenefitPlans" xlink:type="simple" />
  <roleRef roleURI="http://www.micron.com/role/EmployeeBenefitPlansDetails" xlink:href="mu-20130829.xsd#EmployeeBenefitPlansDetails" xlink:type="simple" />
  <roleRef roleURI="http://www.micron.com/role/EquityMethodInvestments" xlink:href="mu-20130829.xsd#EquityMethodInvestments" xlink:type="simple" />
  <roleRef roleURI="http://www.micron.com/role/EquityMethodInvestments2Details" xlink:href="mu-20130829.xsd#EquityMethodInvestments2Details" xlink:type="simple" />
  <roleRef roleURI="http://www.micron.com/role/EquityMethodInvestmentsDetails" xlink:href="mu-20130829.xsd#EquityMethodInvestmentsDetails" xlink:type="simple" />
  <roleRef roleURI="http://www.micron.com/role/EquityMethodInvestmentsTables" xlink:href="mu-20130829.xsd#EquityMethodInvestmentsTables" xlink:type="simple" />
  <roleRef roleURI="http://www.micron.com/role/EquityPlans" xlink:href="mu-20130829.xsd#EquityPlans" xlink:type="simple" />
  <roleRef roleURI="http://www.micron.com/role/EquityPlansShareBasedCompensationDetails" xlink:href="mu-20130829.xsd#EquityPlansShareBasedCompensationDetails" xlink:type="simple" />
  <roleRef roleURI="http://www.micron.com/role/EquityPlansStockBasedCompensationExpenseDetails" xlink:href="mu-20130829.xsd#EquityPlansStockBasedCompensationExpenseDetails" xlink:type="simple" />
  <roleRef roleURI="http://www.micron.com/role/EquityPlansTables" xlink:href="mu-20130829.xsd#EquityPlansTables" xlink:type="simple" />
  <roleRef roleURI="http://www.micron.com/role/FairValueMeasurements" xlink:href="mu-20130829.xsd#FairValueMeasurements" xlink:type="simple" />
  <roleRef roleURI="http://www.micron.com/role/FairValueMeasurementsAssetsMeasuredDetails" xlink:href="mu-20130829.xsd#FairValueMeasurementsAssetsMeasuredDetails" xlink:type="simple" />
  <roleRef roleURI="http://www.micron.com/role/FairValueMeasurementsFairAndCarryingValueDetails" xlink:href="mu-20130829.xsd#FairValueMeasurementsFairAndCarryingValueDetails" xlink:type="simple" />
  <roleRef roleURI="http://www.micron.com/role/FairValueMeasurementsTables" xlink:href="mu-20130829.xsd#FairValueMeasurementsTables" xlink:type="simple" />
  <roleRef roleURI="http://www.micron.com/role/GeographicInformation" xlink:href="mu-20130829.xsd#GeographicInformation" xlink:type="simple" />
  <roleRef roleURI="http://www.micron.com/role/GeographicInformationDetails" xlink:href="mu-20130829.xsd#GeographicInformationDetails" xlink:type="simple" />
  <roleRef roleURI="http://www.micron.com/role/GeographicInformationTables" xlink:href="mu-20130829.xsd#GeographicInformationTables" xlink:type="simple" />
  <roleRef roleURI="http://www.micron.com/role/IncomeTaxes" xlink:href="mu-20130829.xsd#IncomeTaxes" xlink:type="simple" />
  <roleRef roleURI="http://www.micron.com/role/IncomeTaxesDetails1" xlink:href="mu-20130829.xsd#IncomeTaxesDetails1" xlink:type="simple" />
  <roleRef roleURI="http://www.micron.com/role/IncomeTaxesDetails4" xlink:href="mu-20130829.xsd#IncomeTaxesDetails4" xlink:type="simple" />
  <roleRef roleURI="http://www.micron.com/role/IncomeTaxesIncomeTaxHolidayDetails5" xlink:href="mu-20130829.xsd#IncomeTaxesIncomeTaxHolidayDetails5" xlink:type="simple" />
  <roleRef roleURI="http://www.micron.com/role/IncomeTaxesOperatingLossCarryforwardsDetails2" xlink:href="mu-20130829.xsd#IncomeTaxesOperatingLossCarryforwardsDetails2" xlink:type="simple" />
  <roleRef roleURI="http://www.micron.com/role/IncomeTaxesTables" xlink:href="mu-20130829.xsd#IncomeTaxesTables" xlink:type="simple" />
  <roleRef roleURI="http://www.micron.com/role/IncomeTaxesTaxCreditCarryforwardsDetails3" xlink:href="mu-20130829.xsd#IncomeTaxesTaxCreditCarryforwardsDetails3" xlink:type="simple" />
  <roleRef roleURI="http://www.micron.com/role/IntangibleAssets" xlink:href="mu-20130829.xsd#IntangibleAssets" xlink:type="simple" />
  <roleRef roleURI="http://www.micron.com/role/IntangibleAssetsDetails" xlink:href="mu-20130829.xsd#IntangibleAssetsDetails" xlink:type="simple" />
  <roleRef roleURI="http://www.micron.com/role/IntangibleAssetsTables" xlink:href="mu-20130829.xsd#IntangibleAssetsTables" xlink:type="simple" />
  <roleRef roleURI="http://www.micron.com/role/Inventories" xlink:href="mu-20130829.xsd#Inventories" xlink:type="simple" />
  <roleRef roleURI="http://www.micron.com/role/InventoriesDetails" xlink:href="mu-20130829.xsd#InventoriesDetails" xlink:type="simple" />
  <roleRef roleURI="http://www.micron.com/role/InventoriesTables" xlink:href="mu-20130829.xsd#InventoriesTables" xlink:type="simple" />
  <roleRef roleURI="http://www.micron.com/role/Investments" xlink:href="mu-20130829.xsd#Investments" xlink:type="simple" />
  <roleRef roleURI="http://www.micron.com/role/InvestmentsDetails" xlink:href="mu-20130829.xsd#InvestmentsDetails" xlink:type="simple" />
  <roleRef roleURI="http://www.micron.com/role/InvestmentsTables" xlink:href="mu-20130829.xsd#InvestmentsTables" xlink:type="simple" />
  <roleRef roleURI="http://www.micron.com/role/OtherNonOperatingIncomeExpenseNetDetails" xlink:href="mu-20130829.xsd#OtherNonOperatingIncomeExpenseNetDetails" xlink:type="simple" />
  <roleRef roleURI="http://www.micron.com/role/OtherNonOperatingIncomeExpenseNetTables" xlink:href="mu-20130829.xsd#OtherNonOperatingIncomeExpenseNetTables" xlink:type="simple" />
  <roleRef roleURI="http://www.micron.com/role/OtherNonOperatingIncomeNetOtherNonOperatingIncomeExpenseNet" xlink:href="mu-20130829.xsd#OtherNonOperatingIncomeNetOtherNonOperatingIncomeExpenseNet" xlink:type="simple" />
  <roleRef roleURI="http://www.micron.com/role/OtherOperatingIncomeExpenseNet" xlink:href="mu-20130829.xsd#OtherOperatingIncomeExpenseNet" xlink:type="simple" />
  <roleRef roleURI="http://www.micron.com/role/OtherOperatingIncomeExpenseNetDetails" xlink:href="mu-20130829.xsd#OtherOperatingIncomeExpenseNetDetails" xlink:type="simple" />
  <roleRef roleURI="http://www.micron.com/role/OtherOperatingIncomeExpenseNetTables" xlink:href="mu-20130829.xsd#OtherOperatingIncomeExpenseNetTables" xlink:type="simple" />
  <roleRef roleURI="http://www.micron.com/role/ProductSales" xlink:href="mu-20130829.xsd#ProductSales" xlink:type="simple" />
  <roleRef roleURI="http://www.micron.com/role/ProductSalesProductSalesDetails" xlink:href="mu-20130829.xsd#ProductSalesProductSalesDetails" xlink:type="simple" />
  <roleRef roleURI="http://www.micron.com/role/ProductSalesProductSalesTables" xlink:href="mu-20130829.xsd#ProductSalesProductSalesTables" xlink:type="simple" />
  <roleRef roleURI="http://www.micron.com/role/PropertyPlantAndEquipment" xlink:href="mu-20130829.xsd#PropertyPlantAndEquipment" xlink:type="simple" />
  <roleRef roleURI="http://www.micron.com/role/PropertyPlantAndEquipmentDetails" xlink:href="mu-20130829.xsd#PropertyPlantAndEquipmentDetails" xlink:type="simple" />
  <roleRef roleURI="http://www.micron.com/role/PropertyPlantAndEquipmentTables" xlink:href="mu-20130829.xsd#PropertyPlantAndEquipmentTables" xlink:type="simple" />
  <roleRef roleURI="http://www.micron.com/role/QuarterlyFinancialInformation" xlink:href="mu-20130829.xsd#QuarterlyFinancialInformation" xlink:type="simple" />
  <roleRef roleURI="http://www.micron.com/role/QuarterlyFinancialInformationDetails" xlink:href="mu-20130829.xsd#QuarterlyFinancialInformationDetails" xlink:type="simple" />
  <roleRef roleURI="http://www.micron.com/role/QuarterlyFinancialInformationQuarterlyFinancialInformationTables" xlink:href="mu-20130829.xsd#QuarterlyFinancialInformationQuarterlyFinancialInformationTables" xlink:type="simple" />
  <roleRef roleURI="http://www.micron.com/role/Receivables" xlink:href="mu-20130829.xsd#Receivables" xlink:type="simple" />
  <roleRef roleURI="http://www.micron.com/role/ReceivablesDetails" xlink:href="mu-20130829.xsd#ReceivablesDetails" xlink:type="simple" />
  <roleRef roleURI="http://www.micron.com/role/ReceivablesTables" xlink:href="mu-20130829.xsd#ReceivablesTables" xlink:type="simple" />
  <roleRef roleURI="http://www.micron.com/role/RecentlyIssuedAccountingStandards" xlink:href="mu-20130829.xsd#RecentlyIssuedAccountingStandards" xlink:type="simple" />
  <roleRef roleURI="http://www.micron.com/role/RestuctureAndAssetImpairments" xlink:href="mu-20130829.xsd#RestuctureAndAssetImpairments" xlink:type="simple" />
  <roleRef roleURI="http://www.micron.com/role/RestuctureAndAssetImpairmentsNetCarryingValueOfAssetsAndLiabilitiesSoldDetails" xlink:href="mu-20130829.xsd#RestuctureAndAssetImpairmentsNetCarryingValueOfAssetsAndLiabilitiesSoldDetails" xlink:type="simple" />
  <roleRef roleURI="http://www.micron.com/role/RestuctureAndAssetImpairmentsRestructureAndAssetImpairmentsDetails" xlink:href="mu-20130829.xsd#RestuctureAndAssetImpairmentsRestructureAndAssetImpairmentsDetails" xlink:type="simple" />
  <roleRef roleURI="http://www.micron.com/role/RestuctureAndAssetImpairmentsRestructuringAndAssetImpairmentsTables" xlink:href="mu-20130829.xsd#RestuctureAndAssetImpairmentsRestructuringAndAssetImpairmentsTables" xlink:type="simple" />
  <roleRef roleURI="http://www.micron.com/role/ScheduleICondensedParentCompanyBalanceSheetsDetails" xlink:href="mu-20130829.xsd#ScheduleICondensedParentCompanyBalanceSheetsDetails" xlink:type="simple" />
  <roleRef roleURI="http://www.micron.com/role/ScheduleICondensedParentCompanyBalanceSheetsParenthectical" xlink:href="mu-20130829.xsd#ScheduleICondensedParentCompanyBalanceSheetsParenthectical" xlink:type="simple" />
  <roleRef roleURI="http://www.micron.com/role/ScheduleICondensedParentCompanyCashFlowsDetails" xlink:href="mu-20130829.xsd#ScheduleICondensedParentCompanyCashFlowsDetails" xlink:type="simple" />
  <roleRef roleURI="http://www.micron.com/role/ScheduleICondensedParentCompanyDebtDisclosuresDetails" xlink:href="mu-20130829.xsd#ScheduleICondensedParentCompanyDebtDisclosuresDetails" xlink:type="simple" />
  <roleRef roleURI="http://www.micron.com/role/ScheduleICondensedParentCompanyFinancials" xlink:href="mu-20130829.xsd#ScheduleICondensedParentCompanyFinancials" xlink:type="simple" />
  <roleRef roleURI="http://www.micron.com/role/ScheduleICondensedParentCompanyFinancialsTables" xlink:href="mu-20130829.xsd#ScheduleICondensedParentCompanyFinancialsTables" xlink:type="simple" />
  <roleRef roleURI="http://www.micron.com/role/ScheduleICondensedParentCompanyOtherDisclosuresDetails" xlink:href="mu-20130829.xsd#ScheduleICondensedParentCompanyOtherDisclosuresDetails" xlink:type="simple" />
  <roleRef roleURI="http://www.micron.com/role/ScheduleICondensedParentCompanyStatementOfOperationsDetails" xlink:href="mu-20130829.xsd#ScheduleICondensedParentCompanyStatementOfOperationsDetails" xlink:type="simple" />
  <roleRef roleURI="http://www.micron.com/role/ScheduleIiValuationAndQualifyingAccounts" xlink:href="mu-20130829.xsd#ScheduleIiValuationAndQualifyingAccounts" xlink:type="simple" />
  <roleRef roleURI="http://www.micron.com/role/ScheduleIiValuationAndQualifyingAccountsDetails" xlink:href="mu-20130829.xsd#ScheduleIiValuationAndQualifyingAccountsDetails" xlink:type="simple" />
  <roleRef roleURI="http://www.micron.com/role/ScheduleIiValuationAndQualifyingAccountsTables" xlink:href="mu-20130829.xsd#ScheduleIiValuationAndQualifyingAccountsTables" xlink:type="simple" />
  <roleRef roleURI="http://www.micron.com/role/SegmentInformation" xlink:href="mu-20130829.xsd#SegmentInformation" xlink:type="simple" />
  <roleRef roleURI="http://www.micron.com/role/SegmentInformationDetails" xlink:href="mu-20130829.xsd#SegmentInformationDetails" xlink:type="simple" />
  <roleRef roleURI="http://www.micron.com/role/SegmentInformationTables" xlink:href="mu-20130829.xsd#SegmentInformationTables" xlink:type="simple" />
  <roleRef roleURI="http://www.micron.com/role/ShareholdersEquity" xlink:href="mu-20130829.xsd#ShareholdersEquity" xlink:type="simple" />
  <roleRef roleURI="http://www.micron.com/role/ShareholdersEquityAccumulatedOtherComprehensiveIncomeDetails" xlink:href="mu-20130829.xsd#ShareholdersEquityAccumulatedOtherComprehensiveIncomeDetails" xlink:type="simple" />
  <roleRef roleURI="http://www.micron.com/role/ShareholdersEquityShareholdersEquityCappedCallTransactionsDetails" xlink:href="mu-20130829.xsd#ShareholdersEquityShareholdersEquityCappedCallTransactionsDetails" xlink:type="simple" />
  <roleRef roleURI="http://www.micron.com/role/ShareholdersEquityShareholdersEquityRepurchaseOfCommonStockDetails" xlink:href="mu-20130829.xsd#ShareholdersEquityShareholdersEquityRepurchaseOfCommonStockDetails" xlink:type="simple" />
  <roleRef roleURI="http://www.micron.com/role/ShareholdersEquityTables" xlink:href="mu-20130829.xsd#ShareholdersEquityTables" xlink:type="simple" />
  <roleRef roleURI="http://www.micron.com/role/SignificantAccountingPolicies" xlink:href="mu-20130829.xsd#SignificantAccountingPolicies" xlink:type="simple" />
  <roleRef roleURI="http://www.micron.com/role/SignificantAccountingPoliciesPolicies" xlink:href="mu-20130829.xsd#SignificantAccountingPoliciesPolicies" xlink:type="simple" />
  <roleRef roleURI="http://www.micron.com/role/SignificantAccountingPoliciesPropertyPlantAndEquipmentDetails" xlink:href="mu-20130829.xsd#SignificantAccountingPoliciesPropertyPlantAndEquipmentDetails" xlink:type="simple" />
  <roleRef roleURI="http://www.micron.com/role/SignificantAccountingPoliciesSignificantAccountingPoliciesBasisOfPresentationDetails" xlink:href="mu-20130829.xsd#SignificantAccountingPoliciesSignificantAccountingPoliciesBasisOfPresentationDetails" xlink:type="simple" />
  <roleRef roleURI="http://www.micron.com/role/SignificantAccountingPoliciesSignificantAccountingPoliciesProductAndProcessTechnologyDetails" xlink:href="mu-20130829.xsd#SignificantAccountingPoliciesSignificantAccountingPoliciesProductAndProcessTechnologyDetails" xlink:type="simple" />
  <roleRef roleURI="http://www.micron.com/role/StatementOfChangesInEquity" xlink:href="mu-20130829.xsd#StatementOfChangesInEquity" xlink:type="simple" />
  <roleRef roleURI="http://www.micron.com/role/VariableInterestEntities" xlink:href="mu-20130829.xsd#VariableInterestEntities" xlink:type="simple" />
  <roleRef roleURI="http://www.micron.com/role/VariableInterestEntitiesPolicies" xlink:href="mu-20130829.xsd#VariableInterestEntitiesPolicies" xlink:type="simple" />
  <arcroleRef arcroleURI="http://xbrl.org/int/dim/arcrole/all" xlink:href="http://www.xbrl.org/2005/xbrldt-2005.xsd#all" xlink:type="simple" />
  <arcroleRef arcroleURI="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:href="http://www.xbrl.org/2005/xbrldt-2005.xsd#dimension-default" xlink:type="simple" />
  <arcroleRef arcroleURI="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:href="http://www.xbrl.org/2005/xbrldt-2005.xsd#dimension-domain" xlink:type="simple" />
  <arcroleRef arcroleURI="http://xbrl.org/int/dim/arcrole/domain-member" xlink:href="http://www.xbrl.org/2005/xbrldt-2005.xsd#domain-member" xlink:type="simple" />
  <arcroleRef arcroleURI="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:href="http://www.xbrl.org/2005/xbrldt-2005.xsd#hypercube-dimension" xlink:type="simple" />
  <definitionLink xlink:role="http://www.micron.com/role/AccountsPayableAndAccruedExpenses" xlink:type="extended" />
  <definitionLink xlink:role="http://www.micron.com/role/AccountsPayableAndAccruedExpensesDetails" xlink:type="extended">
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_StatementLineItems" xlink:label="loc_us-gaap_StatementLineItems_9872DFC90B5CF15A3AFC9A2E9BAFFD74" xlink:type="locator" />
    <loc xlink:href="mu-20130829.xsd#mu_AccountsPayableAndAccruedExpensesTable" xlink:label="loc_mu_AccountsPayableAndAccruedExpensesTable_2705CC50C95224D2DDB19A2E9BAE1FD8" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_StatementLineItems_9872DFC90B5CF15A3AFC9A2E9BAFFD74" xlink:to="loc_mu_AccountsPayableAndAccruedExpensesTable_2705CC50C95224D2DDB19A2E9BAE1FD8" xlink:type="arc" xbrldt:closed="true" xbrldt:contextElement="segment" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_RelatedPartyTransactionsByRelatedPartyAxis" xlink:label="loc_us-gaap_RelatedPartyTransactionsByRelatedPartyAxis_2EBE850C53B798808AF79A2E9BAE2CD7" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_mu_AccountsPayableAndAccruedExpensesTable_2705CC50C95224D2DDB19A2E9BAE1FD8" xlink:to="loc_us-gaap_RelatedPartyTransactionsByRelatedPartyAxis_2EBE850C53B798808AF79A2E9BAE2CD7" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_RelatedPartyDomain" xlink:label="loc_us-gaap_RelatedPartyDomain_57596F882E314861CA559A2E9BAEC383_default" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_RelatedPartyTransactionsByRelatedPartyAxis_2EBE850C53B798808AF79A2E9BAE2CD7" xlink:to="loc_us-gaap_RelatedPartyDomain_57596F882E314861CA559A2E9BAEC383_default" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_RelatedPartyDomain" xlink:label="loc_us-gaap_RelatedPartyDomain_57596F882E314861CA559A2E9BAEC383" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_RelatedPartyTransactionsByRelatedPartyAxis_2EBE850C53B798808AF79A2E9BAE2CD7" xlink:to="loc_us-gaap_RelatedPartyDomain_57596F882E314861CA559A2E9BAEC383" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_InoteraMember" xlink:label="loc_mu_InoteraMember_44F90F51DB320B45DE1B9A2E9BAE49CC" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RelatedPartyDomain_57596F882E314861CA559A2E9BAEC383" xlink:to="loc_mu_InoteraMember_44F90F51DB320B45DE1B9A2E9BAE49CC" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_TeraProbeMember" xlink:label="loc_mu_TeraProbeMember_CAFA5BCB23DBDC2022069A2E9BAED734" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RelatedPartyDomain_57596F882E314861CA559A2E9BAEC383" xlink:to="loc_mu_TeraProbeMember_CAFA5BCB23DBDC2022069A2E9BAED734" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_MajorCustomersAxis" xlink:label="loc_us-gaap_MajorCustomersAxis_C19BF559C8DA0C200FEA9A2E9BAE66E8" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_mu_AccountsPayableAndAccruedExpensesTable_2705CC50C95224D2DDB19A2E9BAE1FD8" xlink:to="loc_us-gaap_MajorCustomersAxis_C19BF559C8DA0C200FEA9A2E9BAE66E8" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_NameOfMajorCustomerDomain" xlink:label="loc_us-gaap_NameOfMajorCustomerDomain_AE924B30B03928F479229A2E9BAE9A3D_default" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_MajorCustomersAxis_C19BF559C8DA0C200FEA9A2E9BAE66E8" xlink:to="loc_us-gaap_NameOfMajorCustomerDomain_AE924B30B03928F479229A2E9BAE9A3D_default" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_NameOfMajorCustomerDomain" xlink:label="loc_us-gaap_NameOfMajorCustomerDomain_AE924B30B03928F479229A2E9BAE9A3D" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_MajorCustomersAxis_C19BF559C8DA0C200FEA9A2E9BAE66E8" xlink:to="loc_us-gaap_NameOfMajorCustomerDomain_AE924B30B03928F479229A2E9BAE9A3D" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_IntelMember" xlink:label="loc_mu_IntelMember_FB0F84CB7FB6FE1176D89A2E9BAECE48" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_NameOfMajorCustomerDomain_AE924B30B03928F479229A2E9BAE9A3D" xlink:to="loc_mu_IntelMember_FB0F84CB7FB6FE1176D89A2E9BAECE48" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_AccountsPayableAndAccruedExpensesAxis" xlink:label="loc_mu_AccountsPayableAndAccruedExpensesAxis_8B37569E41064EAD8EF69A2E9BAE18D8" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_mu_AccountsPayableAndAccruedExpensesTable_2705CC50C95224D2DDB19A2E9BAE1FD8" xlink:to="loc_mu_AccountsPayableAndAccruedExpensesAxis_8B37569E41064EAD8EF69A2E9BAE18D8" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_AccountsPayableAndAccruedExpensesDomain" xlink:label="loc_mu_AccountsPayableAndAccruedExpensesDomain_006EFC9A13F8591476669A2E9BAE8169_default" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_mu_AccountsPayableAndAccruedExpensesAxis_8B37569E41064EAD8EF69A2E9BAE18D8" xlink:to="loc_mu_AccountsPayableAndAccruedExpensesDomain_006EFC9A13F8591476669A2E9BAE8169_default" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_AccountsPayableAndAccruedExpensesDomain" xlink:label="loc_mu_AccountsPayableAndAccruedExpensesDomain_006EFC9A13F8591476669A2E9BAE8169" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_mu_AccountsPayableAndAccruedExpensesAxis_8B37569E41064EAD8EF69A2E9BAE18D8" xlink:to="loc_mu_AccountsPayableAndAccruedExpensesDomain_006EFC9A13F8591476669A2E9BAE8169" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_ForeignCurrencyHedgesMember" xlink:label="loc_mu_ForeignCurrencyHedgesMember_481B60F680C373F8FFDC9A2E9BAFC0DE" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_mu_AccountsPayableAndAccruedExpensesDomain_006EFC9A13F8591476669A2E9BAE8169" xlink:to="loc_mu_ForeignCurrencyHedgesMember_481B60F680C373F8FFDC9A2E9BAFC0DE" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_OtherLiabilitiesNoncurrentAxis" xlink:label="loc_mu_OtherLiabilitiesNoncurrentAxis_77AEFE5DE3AB945B91629A2E9BAF26C1" xlink:type="locator" />
    <definitionArc order="4" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_mu_AccountsPayableAndAccruedExpensesTable_2705CC50C95224D2DDB19A2E9BAE1FD8" xlink:to="loc_mu_OtherLiabilitiesNoncurrentAxis_77AEFE5DE3AB945B91629A2E9BAF26C1" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_OtherLiabilitiesNoncurrentDomain" xlink:label="loc_mu_OtherLiabilitiesNoncurrentDomain_359D46E8C4E16FF01A659A2E9BAFA9C9_default" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_mu_OtherLiabilitiesNoncurrentAxis_77AEFE5DE3AB945B91629A2E9BAF26C1" xlink:to="loc_mu_OtherLiabilitiesNoncurrentDomain_359D46E8C4E16FF01A659A2E9BAFA9C9_default" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_OtherLiabilitiesNoncurrentDomain" xlink:label="loc_mu_OtherLiabilitiesNoncurrentDomain_359D46E8C4E16FF01A659A2E9BAFA9C9" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_mu_OtherLiabilitiesNoncurrentAxis_77AEFE5DE3AB945B91629A2E9BAF26C1" xlink:to="loc_mu_OtherLiabilitiesNoncurrentDomain_359D46E8C4E16FF01A659A2E9BAFA9C9" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_CustomerReceiptsMember" xlink:label="loc_us-gaap_CustomerReceiptsMember_56EDFE6DB573DF5395169A2E9BAFDE72" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_mu_OtherLiabilitiesNoncurrentDomain_359D46E8C4E16FF01A659A2E9BAFA9C9" xlink:to="loc_us-gaap_CustomerReceiptsMember_56EDFE6DB573DF5395169A2E9BAFDE72" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_AccountsPayableTradeCurrent" xlink:label="loc_us-gaap_AccountsPayableTradeCurrent_64B1664DDF358D294EF39A2E9BAF39D8" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_9872DFC90B5CF15A3AFC9A2E9BAFFD74" xlink:to="loc_us-gaap_AccountsPayableTradeCurrent_64B1664DDF358D294EF39A2E9BAF39D8" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_AccountsPayableRelatedPartiesCurrent" xlink:label="loc_us-gaap_AccountsPayableRelatedPartiesCurrent_9BC827B0D0D826CC21019A2E9BAFD7B7" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_9872DFC90B5CF15A3AFC9A2E9BAFFD74" xlink:to="loc_us-gaap_AccountsPayableRelatedPartiesCurrent_9BC827B0D0D826CC21019A2E9BAFD7B7" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_EmployeeRelatedLiabilitiesCurrent" xlink:label="loc_us-gaap_EmployeeRelatedLiabilitiesCurrent_6CA9EB4BCC2B7377DE079A2E9BAFE16D" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_9872DFC90B5CF15A3AFC9A2E9BAFFD74" xlink:to="loc_us-gaap_EmployeeRelatedLiabilitiesCurrent_6CA9EB4BCC2B7377DE079A2E9BAFE16D" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_CustomerAdvancesCurrent" xlink:label="loc_us-gaap_CustomerAdvancesCurrent_5E78A836E090C9FC37D89A2E9BAF3635" xlink:type="locator" />
    <definitionArc order="4" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_9872DFC90B5CF15A3AFC9A2E9BAFFD74" xlink:to="loc_us-gaap_CustomerAdvancesCurrent_5E78A836E090C9FC37D89A2E9BAF3635" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_TaxesPayableCurrent" xlink:label="loc_us-gaap_TaxesPayableCurrent_856A9770E3063BF6546B9A2E9BAFC65A" xlink:type="locator" />
    <definitionArc order="5" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_9872DFC90B5CF15A3AFC9A2E9BAFFD74" xlink:to="loc_us-gaap_TaxesPayableCurrent_856A9770E3063BF6546B9A2E9BAFC65A" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_AccountsPayableOtherCurrent" xlink:label="loc_us-gaap_AccountsPayableOtherCurrent_834509045AD84F53C33E9A2E9BAF3CA7" xlink:type="locator" />
    <definitionArc order="6" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_9872DFC90B5CF15A3AFC9A2E9BAFFD74" xlink:to="loc_us-gaap_AccountsPayableOtherCurrent_834509045AD84F53C33E9A2E9BAF3CA7" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_AccountsPayableAndAccruedLiabilitiesCurrent" xlink:label="loc_us-gaap_AccountsPayableAndAccruedLiabilitiesCurrent_CB6049F3B174112814CE9A2E9BAF89FE" xlink:type="locator" />
    <definitionArc order="7" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_9872DFC90B5CF15A3AFC9A2E9BAFFD74" xlink:to="loc_us-gaap_AccountsPayableAndAccruedLiabilitiesCurrent_CB6049F3B174112814CE9A2E9BAF89FE" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_OtherLiabilitiesNoncurrentAbstract" xlink:label="loc_us-gaap_OtherLiabilitiesNoncurrentAbstract_C4BBFD627B014A7EC3C89A2E9BAF33B6" xlink:type="locator" />
    <definitionArc order="8" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_9872DFC90B5CF15A3AFC9A2E9BAFFD74" xlink:to="loc_us-gaap_OtherLiabilitiesNoncurrentAbstract_C4BBFD627B014A7EC3C89A2E9BAF33B6" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_OtherLiabilitiesNoncurrent" xlink:label="loc_us-gaap_OtherLiabilitiesNoncurrent_76222747D952B7061F199A2E9BAF19C2" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_OtherLiabilitiesNoncurrentAbstract_C4BBFD627B014A7EC3C89A2E9BAF33B6" xlink:to="loc_us-gaap_OtherLiabilitiesNoncurrent_76222747D952B7061F199A2E9BAF19C2" xlink:type="arc" />
  </definitionLink>
  <definitionLink xlink:role="http://www.micron.com/role/AccountsPayableAndAccruedExpensesTables" xlink:type="extended" />
  <definitionLink xlink:role="http://www.micron.com/role/AcquisitionOfElpidaMemoryInc" xlink:type="extended">
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_BusinessAcquisitionLineItems" xlink:label="loc_us-gaap_BusinessAcquisitionLineItems_99519F60C5C81609B3A31166FFD02BA6" xlink:type="locator" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable" xlink:label="loc_us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable_7BF4ADF2AC0FC9FCAA5C1166FFCFB27F" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_BusinessAcquisitionLineItems_99519F60C5C81609B3A31166FFD02BA6" xlink:to="loc_us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable_7BF4ADF2AC0FC9FCAA5C1166FFCFB27F" xlink:type="arc" xbrldt:closed="true" xbrldt:contextElement="segment" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_BusinessAcquisitionAxis" xlink:label="loc_us-gaap_BusinessAcquisitionAxis_63404393668BEDF521251166FFCF38FC" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable_7BF4ADF2AC0FC9FCAA5C1166FFCFB27F" xlink:to="loc_us-gaap_BusinessAcquisitionAxis_63404393668BEDF521251166FFCF38FC" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_BusinessAcquisitionAcquireeDomain" xlink:label="loc_us-gaap_BusinessAcquisitionAcquireeDomain_1E64ED8C9DC49298E82C1166FFD0CC36_default" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_BusinessAcquisitionAxis_63404393668BEDF521251166FFCF38FC" xlink:to="loc_us-gaap_BusinessAcquisitionAcquireeDomain_1E64ED8C9DC49298E82C1166FFD0CC36_default" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_BusinessAcquisitionAcquireeDomain" xlink:label="loc_us-gaap_BusinessAcquisitionAcquireeDomain_1E64ED8C9DC49298E82C1166FFD0CC36" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_BusinessAcquisitionAxis_63404393668BEDF521251166FFCF38FC" xlink:to="loc_us-gaap_BusinessAcquisitionAcquireeDomain_1E64ED8C9DC49298E82C1166FFD0CC36" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_ElpidaCompanyMember" xlink:label="loc_mu_ElpidaCompanyMember_65B6F7012251921850A91166FFD0FFD0" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BusinessAcquisitionAcquireeDomain_1E64ED8C9DC49298E82C1166FFD0CC36" xlink:to="loc_mu_ElpidaCompanyMember_65B6F7012251921850A91166FFD0FFD0" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_BusinessCombinationDisclosureTextBlock" xlink:label="loc_us-gaap_BusinessCombinationDisclosureTextBlock_31347B495A2EDC7DCF911166FFD043C4" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BusinessAcquisitionLineItems_99519F60C5C81609B3A31166FFD02BA6" xlink:to="loc_us-gaap_BusinessCombinationDisclosureTextBlock_31347B495A2EDC7DCF911166FFD043C4" xlink:type="arc" />
  </definitionLink>
  <definitionLink xlink:role="http://www.micron.com/role/AcquisitionOfElpidaMemoryIncElpidaMemoriesIncDetails" xlink:type="extended">
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_BusinessAcquisitionLineItems" xlink:label="loc_us-gaap_BusinessAcquisitionLineItems_31BC6DBD8BADADED8D579A2E9BD873F7" xlink:type="locator" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable" xlink:label="loc_us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable_AD50D8D4F91ADD3CC3369A2E9BD7BFF1" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_BusinessAcquisitionLineItems_31BC6DBD8BADADED8D579A2E9BD873F7" xlink:to="loc_us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable_AD50D8D4F91ADD3CC3369A2E9BD7BFF1" xlink:type="arc" xbrldt:closed="true" xbrldt:contextElement="segment" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_BusinessAcquisitionAxis" xlink:label="loc_us-gaap_BusinessAcquisitionAxis_8BC0AB22C7F80CF7C3299A2E9BD74F58" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable_AD50D8D4F91ADD3CC3369A2E9BD7BFF1" xlink:to="loc_us-gaap_BusinessAcquisitionAxis_8BC0AB22C7F80CF7C3299A2E9BD74F58" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_BusinessAcquisitionAcquireeDomain" xlink:label="loc_us-gaap_BusinessAcquisitionAcquireeDomain_033B46DDB908D8D072449A2E9BD86A09_default" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_BusinessAcquisitionAxis_8BC0AB22C7F80CF7C3299A2E9BD74F58" xlink:to="loc_us-gaap_BusinessAcquisitionAcquireeDomain_033B46DDB908D8D072449A2E9BD86A09_default" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_BusinessAcquisitionAcquireeDomain" xlink:label="loc_us-gaap_BusinessAcquisitionAcquireeDomain_033B46DDB908D8D072449A2E9BD86A09" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_BusinessAcquisitionAxis_8BC0AB22C7F80CF7C3299A2E9BD74F58" xlink:to="loc_us-gaap_BusinessAcquisitionAcquireeDomain_033B46DDB908D8D072449A2E9BD86A09" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_ElpidaCompanyMember" xlink:label="loc_mu_ElpidaCompanyMember_D62BC4E8F356FFA03E479A2E9BD83150" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BusinessAcquisitionAcquireeDomain_033B46DDB908D8D072449A2E9BD86A09" xlink:to="loc_mu_ElpidaCompanyMember_D62BC4E8F356FFA03E479A2E9BD83150" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_RexchipElectronicsCorporationMember" xlink:label="loc_mu_RexchipElectronicsCorporationMember_3857EACFAF20D6BF32A49A2E9BD8AC45" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BusinessAcquisitionAcquireeDomain_033B46DDB908D8D072449A2E9BD86A09" xlink:to="loc_mu_RexchipElectronicsCorporationMember_3857EACFAF20D6BF32A49A2E9BD8AC45" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_PaymentsToAcquireBusinessesGross" xlink:label="loc_us-gaap_PaymentsToAcquireBusinessesGross_52DBD214963C6C82FC589A2E9BD8EC34" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BusinessAcquisitionLineItems_31BC6DBD8BADADED8D579A2E9BD873F7" xlink:to="loc_us-gaap_PaymentsToAcquireBusinessesGross_52DBD214963C6C82FC589A2E9BD8EC34" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_EscrowDeposit" xlink:label="loc_us-gaap_EscrowDeposit_3AB5C3DCDBD66CDAD46B9A2E9BD8E000" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BusinessAcquisitionLineItems_31BC6DBD8BADADED8D579A2E9BD873F7" xlink:to="loc_us-gaap_EscrowDeposit_3AB5C3DCDBD66CDAD46B9A2E9BD8E000" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_SharePurchaseAgreementAbstract" xlink:label="loc_mu_SharePurchaseAgreementAbstract_D3CF1078C1AA1A44DE5D9A2E9BD8DF48" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BusinessAcquisitionLineItems_31BC6DBD8BADADED8D579A2E9BD873F7" xlink:to="loc_mu_SharePurchaseAgreementAbstract_D3CF1078C1AA1A44DE5D9A2E9BD8DF48" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_BusinessAcquisitionPercentageOfVotingInterestsAcquired" xlink:label="loc_us-gaap_BusinessAcquisitionPercentageOfVotingInterestsAcquired_0ABEAE8537E765B8339B9A2E9BD87AF8" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_mu_SharePurchaseAgreementAbstract_D3CF1078C1AA1A44DE5D9A2E9BD8DF48" xlink:to="loc_us-gaap_BusinessAcquisitionPercentageOfVotingInterestsAcquired_0ABEAE8537E765B8339B9A2E9BD87AF8" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_BusinessAcquisitionEquityInterestHeldByAcquireeLessThanWhollyOwnedSubsidiaryOwnershipPercentage" xlink:label="loc_mu_BusinessAcquisitionEquityInterestHeldByAcquireeLessThanWhollyOwnedSubsidiaryOwnershipPercentage_AAE77D88831D938E70579A2E9BD8E8B9" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_mu_SharePurchaseAgreementAbstract_D3CF1078C1AA1A44DE5D9A2E9BD8DF48" xlink:to="loc_mu_BusinessAcquisitionEquityInterestHeldByAcquireeLessThanWhollyOwnedSubsidiaryOwnershipPercentage_AAE77D88831D938E70579A2E9BD8E8B9" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_SubsidiaryOrEquityMethodInvesteeCumulativePercentageOwnershipAfterAllTransactions" xlink:label="loc_us-gaap_SubsidiaryOrEquityMethodInvesteeCumulativePercentageOwnershipAfterAllTransactions_4291F4C68512416F9D919A2E9BD898CB" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_mu_SharePurchaseAgreementAbstract_D3CF1078C1AA1A44DE5D9A2E9BD8DF48" xlink:to="loc_us-gaap_SubsidiaryOrEquityMethodInvesteeCumulativePercentageOwnershipAfterAllTransactions_4291F4C68512416F9D919A2E9BD898CB" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_DiameterOfWaferUsedInProduction" xlink:label="loc_mu_DiameterOfWaferUsedInProduction_B6E9A80E7B39D261F60F9A2E9BD84BC1" xlink:type="locator" />
    <definitionArc order="4" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_mu_SharePurchaseAgreementAbstract_D3CF1078C1AA1A44DE5D9A2E9BD8DF48" xlink:to="loc_mu_DiameterOfWaferUsedInProduction_B6E9A80E7B39D261F60F9A2E9BD84BC1" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_BusinessAcquisitionEquityInterestHeldbyAcquireeWhollyOwnedSubsidiaryOwnershipPercentage" xlink:label="loc_mu_BusinessAcquisitionEquityInterestHeldbyAcquireeWhollyOwnedSubsidiaryOwnershipPercentage_891DEE34CBED551976399A2E9BD8F64A" xlink:type="locator" />
    <definitionArc order="4" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BusinessAcquisitionLineItems_31BC6DBD8BADADED8D579A2E9BD873F7" xlink:to="loc_mu_BusinessAcquisitionEquityInterestHeldbyAcquireeWhollyOwnedSubsidiaryOwnershipPercentage_891DEE34CBED551976399A2E9BD8F64A" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNetAbstract" xlink:label="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNetAbstract_120FE39E2E0912ED44D29A2E9BD8F11D" xlink:type="locator" />
    <definitionArc order="5" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BusinessAcquisitionLineItems_31BC6DBD8BADADED8D579A2E9BD873F7" xlink:to="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNetAbstract_120FE39E2E0912ED44D29A2E9BD8F11D" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCashAndEquivalents" xlink:label="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCashAndEquivalents_79AFA25D5DA50870BAD99A2E9BD8FE13" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNetAbstract_120FE39E2E0912ED44D29A2E9BD8F11D" xlink:to="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCashAndEquivalents_79AFA25D5DA50870BAD99A2E9BD8FE13" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsReceivables" xlink:label="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsReceivables_A8F262CA7765B22965F89A2E9BD8ACEB" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNetAbstract_120FE39E2E0912ED44D29A2E9BD8F11D" xlink:to="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsReceivables_A8F262CA7765B22965F89A2E9BD8ACEB" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedInventory" xlink:label="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedInventory_44CD3C1E2D5726298DA59A2E9BD84601" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNetAbstract_120FE39E2E0912ED44D29A2E9BD8F11D" xlink:to="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedInventory_44CD3C1E2D5726298DA59A2E9BD84601" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentRestrictedCash" xlink:label="loc_mu_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentRestrictedCash_B85C6C38D5DCBA847A3B9A2E9BD9647A" xlink:type="locator" />
    <definitionArc order="4" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNetAbstract_120FE39E2E0912ED44D29A2E9BD8F11D" xlink:to="loc_mu_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentRestrictedCash_B85C6C38D5DCBA847A3B9A2E9BD9647A" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsOther" xlink:label="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsOther_BFE52B9396D2DC8FDB179A2E9BD9CDD4" xlink:type="locator" />
    <definitionArc order="5" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNetAbstract_120FE39E2E0912ED44D29A2E9BD8F11D" xlink:to="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentAssetsOther_BFE52B9396D2DC8FDB179A2E9BD9CDD4" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedPropertyPlantAndEquipment" xlink:label="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedPropertyPlantAndEquipment_C76B5C23EB5BAB8226609A2E9BD90491" xlink:type="locator" />
    <definitionArc order="6" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNetAbstract_120FE39E2E0912ED44D29A2E9BD8F11D" xlink:to="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedPropertyPlantAndEquipment_C76B5C23EB5BAB8226609A2E9BD90491" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedEquityMethodInvestment" xlink:label="loc_mu_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedEquityMethodInvestment_60B86BE03114690ABCDD9A2E9BD9A895" xlink:type="locator" />
    <definitionArc order="7" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNetAbstract_120FE39E2E0912ED44D29A2E9BD8F11D" xlink:to="loc_mu_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedEquityMethodInvestment_60B86BE03114690ABCDD9A2E9BD9A895" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibleAssetsOtherThanGoodwill" xlink:label="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibleAssetsOtherThanGoodwill_D6F470D6F6A3DB1B138E9A2E9BD9F178" xlink:type="locator" />
    <definitionArc order="8" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNetAbstract_120FE39E2E0912ED44D29A2E9BD8F11D" xlink:to="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedIntangibleAssetsOtherThanGoodwill_D6F470D6F6A3DB1B138E9A2E9BD9F178" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedDeferredTaxAssetsNoncurrent" xlink:label="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedDeferredTaxAssetsNoncurrent_AE7EDA7EF5BC73A765669A2E9BD9E440" xlink:type="locator" />
    <definitionArc order="9" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNetAbstract_120FE39E2E0912ED44D29A2E9BD8F11D" xlink:to="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedDeferredTaxAssetsNoncurrent_AE7EDA7EF5BC73A765669A2E9BD9E440" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedOtherNoncurrentAssets" xlink:label="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedOtherNoncurrentAssets_E690C395E25B55DCA48D9A2E9BD9BE67" xlink:type="locator" />
    <definitionArc order="10" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNetAbstract_120FE39E2E0912ED44D29A2E9BD8F11D" xlink:to="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedOtherNoncurrentAssets_E690C395E25B55DCA48D9A2E9BD9BE67" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAccountsPayableAndAccruedExpenses" xlink:label="loc_mu_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAccountsPayableAndAccruedExpenses_7BF90DEBDB82199E9FDE9A2E9BD9F8D3" xlink:type="locator" />
    <definitionArc order="11" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNetAbstract_120FE39E2E0912ED44D29A2E9BD8F11D" xlink:to="loc_mu_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedAccountsPayableAndAccruedExpenses_7BF90DEBDB82199E9FDE9A2E9BD9F8D3" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedEquipmentPurchaseContracts" xlink:label="loc_mu_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedEquipmentPurchaseContracts_5DC47D7E67F1794912A49A2E9BD9BCD7" xlink:type="locator" />
    <definitionArc order="12" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNetAbstract_120FE39E2E0912ED44D29A2E9BD8F11D" xlink:to="loc_mu_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedEquipmentPurchaseContracts_5DC47D7E67F1794912A49A2E9BD9BCD7" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilitiesLongTermDebt" xlink:label="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilitiesLongTermDebt_7139D0C68284F93134A49A2E9BD90FA9" xlink:type="locator" />
    <definitionArc order="13" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNetAbstract_120FE39E2E0912ED44D29A2E9BD8F11D" xlink:to="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCurrentLiabilitiesLongTermDebt_7139D0C68284F93134A49A2E9BD90FA9" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNoncurrentLiabilitiesLongTermDebt" xlink:label="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNoncurrentLiabilitiesLongTermDebt_95809C39918962AB4F289A2E9BD9CC58" xlink:type="locator" />
    <definitionArc order="14" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNetAbstract_120FE39E2E0912ED44D29A2E9BD8F11D" xlink:to="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNoncurrentLiabilitiesLongTermDebt_95809C39918962AB4F289A2E9BD9CC58" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNoncurrentLiabilitiesOther" xlink:label="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNoncurrentLiabilitiesOther_8F187898F0FEB6CE98FD9A2E9BD9E2E0" xlink:type="locator" />
    <definitionArc order="15" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNetAbstract_120FE39E2E0912ED44D29A2E9BD8F11D" xlink:to="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNoncurrentLiabilitiesOther_8F187898F0FEB6CE98FD9A2E9BD9E2E0" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNet" xlink:label="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNet_5A153FFCE7EF09C390E79A2E9BD98810" xlink:type="locator" />
    <definitionArc order="16" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNetAbstract_120FE39E2E0912ED44D29A2E9BD8F11D" xlink:to="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedNet_5A153FFCE7EF09C390E79A2E9BD98810" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_BusinessCombinationAcquisitionOfLessThan100PercentNoncontrollingInterestFairValue" xlink:label="loc_us-gaap_BusinessCombinationAcquisitionOfLessThan100PercentNoncontrollingInterestFairValue_D4D976EE2FDB0B122F599A2E9BD98961" xlink:type="locator" />
    <definitionArc order="6" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BusinessAcquisitionLineItems_31BC6DBD8BADADED8D579A2E9BD873F7" xlink:to="loc_us-gaap_BusinessCombinationAcquisitionOfLessThan100PercentNoncontrollingInterestFairValue_D4D976EE2FDB0B122F599A2E9BD98961" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_BusinessCombinationBargainPurchaseGainRecognizedAmount" xlink:label="loc_us-gaap_BusinessCombinationBargainPurchaseGainRecognizedAmount_A13BFFEFE21C629572E99A2E9BD92E57" xlink:type="locator" />
    <definitionArc order="8" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BusinessAcquisitionLineItems_31BC6DBD8BADADED8D579A2E9BD873F7" xlink:to="loc_us-gaap_BusinessCombinationBargainPurchaseGainRecognizedAmount_A13BFFEFE21C629572E99A2E9BD92E57" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_RestrictionsForConsolidatedAndUnconsolidatedSubsidiariesAbstract" xlink:label="loc_us-gaap_RestrictionsForConsolidatedAndUnconsolidatedSubsidiariesAbstract_5F4596E7D87E0100A52B9A2E9BD94A0E" xlink:type="locator" />
    <definitionArc order="9" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BusinessAcquisitionLineItems_31BC6DBD8BADADED8D579A2E9BD873F7" xlink:to="loc_us-gaap_RestrictionsForConsolidatedAndUnconsolidatedSubsidiariesAbstract_5F4596E7D87E0100A52B9A2E9BD94A0E" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_AmountOfRestrictedNetAssetsForConsolidatedAndUnconsolidatedSubsidiaries" xlink:label="loc_us-gaap_AmountOfRestrictedNetAssetsForConsolidatedAndUnconsolidatedSubsidiaries_CB82B38DFEB6A186B4059A2E9BD9EF5A" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RestrictionsForConsolidatedAndUnconsolidatedSubsidiariesAbstract_5F4596E7D87E0100A52B9A2E9BD94A0E" xlink:to="loc_us-gaap_AmountOfRestrictedNetAssetsForConsolidatedAndUnconsolidatedSubsidiaries_CB82B38DFEB6A186B4059A2E9BD9EF5A" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_CashAndCashEquivalentsAtCarryingValue" xlink:label="loc_us-gaap_CashAndCashEquivalentsAtCarryingValue_FAF4C08220473E685A609A2E9BDABAAE" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RestrictionsForConsolidatedAndUnconsolidatedSubsidiariesAbstract_5F4596E7D87E0100A52B9A2E9BD94A0E" xlink:to="loc_us-gaap_CashAndCashEquivalentsAtCarryingValue_FAF4C08220473E685A609A2E9BDABAAE" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_RestrictedCashAndCashEquivalentsAtCarryingValue" xlink:label="loc_us-gaap_RestrictedCashAndCashEquivalentsAtCarryingValue_5B57F55E027B862134AE9A2E9BDA4875" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RestrictionsForConsolidatedAndUnconsolidatedSubsidiariesAbstract_5F4596E7D87E0100A52B9A2E9BD94A0E" xlink:to="loc_us-gaap_RestrictedCashAndCashEquivalentsAtCarryingValue_5B57F55E027B862134AE9A2E9BDA4875" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_BusinessAcquisitionProFormaInformationAbstract" xlink:label="loc_us-gaap_BusinessAcquisitionProFormaInformationAbstract_888D0780DA05A00CABD89A2E9BDA3DD2" xlink:type="locator" />
    <definitionArc order="10" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BusinessAcquisitionLineItems_31BC6DBD8BADADED8D579A2E9BD873F7" xlink:to="loc_us-gaap_BusinessAcquisitionProFormaInformationAbstract_888D0780DA05A00CABD89A2E9BDA3DD2" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_BusinessCombinationProFormaInformationRevenueOfAcquireeSinceAcquisitionDateActual" xlink:label="loc_us-gaap_BusinessCombinationProFormaInformationRevenueOfAcquireeSinceAcquisitionDateActual_BA53B43F2C7278BE24669A2E9BDA5C95" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BusinessAcquisitionProFormaInformationAbstract_888D0780DA05A00CABD89A2E9BDA3DD2" xlink:to="loc_us-gaap_BusinessCombinationProFormaInformationRevenueOfAcquireeSinceAcquisitionDateActual_BA53B43F2C7278BE24669A2E9BDA5C95" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_BusinessCombinationProFormaInformationEarningsOrLossOfAcquireeSinceAcquisitionDateActual" xlink:label="loc_us-gaap_BusinessCombinationProFormaInformationEarningsOrLossOfAcquireeSinceAcquisitionDateActual_D4570E3D3A8C8BAEF59F9A2E9BDAB382" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BusinessAcquisitionProFormaInformationAbstract_888D0780DA05A00CABD89A2E9BDA3DD2" xlink:to="loc_us-gaap_BusinessCombinationProFormaInformationEarningsOrLossOfAcquireeSinceAcquisitionDateActual_D4570E3D3A8C8BAEF59F9A2E9BDAB382" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_BusinessAcquisitionCostOfAcquiredEntityTransactionCosts" xlink:label="loc_us-gaap_BusinessAcquisitionCostOfAcquiredEntityTransactionCosts_9BF14C2390940E71A7E19A2E9BDA90F2" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BusinessAcquisitionProFormaInformationAbstract_888D0780DA05A00CABD89A2E9BDA3DD2" xlink:to="loc_us-gaap_BusinessAcquisitionCostOfAcquiredEntityTransactionCosts_9BF14C2390940E71A7E19A2E9BDA90F2" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_BusinessAcquisitionComponentofProFormaNetIncomeLossForgivenessOfDebtIncome" xlink:label="loc_mu_BusinessAcquisitionComponentofProFormaNetIncomeLossForgivenessOfDebtIncome_8E4027E3031FD7F4B7B19A2E9BDAEC1E" xlink:type="locator" />
    <definitionArc order="4" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BusinessAcquisitionProFormaInformationAbstract_888D0780DA05A00CABD89A2E9BDA3DD2" xlink:to="loc_mu_BusinessAcquisitionComponentofProFormaNetIncomeLossForgivenessOfDebtIncome_8E4027E3031FD7F4B7B19A2E9BDAEC1E" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_BusinessAcquisitionComponentofProFormaNetIncomeLossLossForImpairmentOfLongLivedAssets" xlink:label="loc_mu_BusinessAcquisitionComponentofProFormaNetIncomeLossLossForImpairmentOfLongLivedAssets_F06DD2F20163C44752859A2E9BDAF392" xlink:type="locator" />
    <definitionArc order="5" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BusinessAcquisitionProFormaInformationAbstract_888D0780DA05A00CABD89A2E9BDA3DD2" xlink:to="loc_mu_BusinessAcquisitionComponentofProFormaNetIncomeLossLossForImpairmentOfLongLivedAssets_F06DD2F20163C44752859A2E9BDAF392" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_BusinessAcquisitionsProFormaRevenue" xlink:label="loc_us-gaap_BusinessAcquisitionsProFormaRevenue_BC95720512FB41DCC8849A2E9BDA33DC" xlink:type="locator" />
    <definitionArc order="6" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BusinessAcquisitionProFormaInformationAbstract_888D0780DA05A00CABD89A2E9BDA3DD2" xlink:to="loc_us-gaap_BusinessAcquisitionsProFormaRevenue_BC95720512FB41DCC8849A2E9BDA33DC" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_BusinessAcquisitionsProFormaNetIncomeLoss" xlink:label="loc_us-gaap_BusinessAcquisitionsProFormaNetIncomeLoss_00F1CE9BA9EA0FF83F549A2E9BDA39E6" xlink:type="locator" />
    <definitionArc order="7" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BusinessAcquisitionProFormaInformationAbstract_888D0780DA05A00CABD89A2E9BDA3DD2" xlink:to="loc_us-gaap_BusinessAcquisitionsProFormaNetIncomeLoss_00F1CE9BA9EA0FF83F549A2E9BDA39E6" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_BusinessAcquisitionProFormaNetIncomeLossAttributableToParent" xlink:label="loc_mu_BusinessAcquisitionProFormaNetIncomeLossAttributableToParent_F6B81B192BBCB469AFAD9A2E9BDAFD0C" xlink:type="locator" />
    <definitionArc order="8" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BusinessAcquisitionProFormaInformationAbstract_888D0780DA05A00CABD89A2E9BDA3DD2" xlink:to="loc_mu_BusinessAcquisitionProFormaNetIncomeLossAttributableToParent_F6B81B192BBCB469AFAD9A2E9BDAFD0C" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_BusinessAcquisitionProFormaNetIncomeLossPerShareAbstract" xlink:label="loc_mu_BusinessAcquisitionProFormaNetIncomeLossPerShareAbstract_C5975C60AFA4DEA5E3A39A2E9BDA2B88" xlink:type="locator" />
    <definitionArc order="9" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BusinessAcquisitionProFormaInformationAbstract_888D0780DA05A00CABD89A2E9BDA3DD2" xlink:to="loc_mu_BusinessAcquisitionProFormaNetIncomeLossPerShareAbstract_C5975C60AFA4DEA5E3A39A2E9BDA2B88" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_BusinessAcquisitionProFormaEarningsPerShareBasic" xlink:label="loc_us-gaap_BusinessAcquisitionProFormaEarningsPerShareBasic_DC321F6BAF0ED77743DA9A2E9BDA7C9C" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_mu_BusinessAcquisitionProFormaNetIncomeLossPerShareAbstract_C5975C60AFA4DEA5E3A39A2E9BDA2B88" xlink:to="loc_us-gaap_BusinessAcquisitionProFormaEarningsPerShareBasic_DC321F6BAF0ED77743DA9A2E9BDA7C9C" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_BusinessAcquisitionProFormaEarningsPerShareDiluted" xlink:label="loc_us-gaap_BusinessAcquisitionProFormaEarningsPerShareDiluted_50A8FDBDDD458C4C15639A2E9BDA64DF" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_mu_BusinessAcquisitionProFormaNetIncomeLossPerShareAbstract_C5975C60AFA4DEA5E3A39A2E9BDA2B88" xlink:to="loc_us-gaap_BusinessAcquisitionProFormaEarningsPerShareDiluted_50A8FDBDDD458C4C15639A2E9BDA64DF" xlink:type="arc" />
  </definitionLink>
  <definitionLink xlink:role="http://www.micron.com/role/AcquisitionOfElpidaMemoryIncElpidaMemoriesIncTables" xlink:type="extended">
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_BusinessAcquisitionLineItems" xlink:label="loc_us-gaap_BusinessAcquisitionLineItems_F48C75F0E1BBF5B4EAF39A2E9C2A6E11" xlink:type="locator" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable" xlink:label="loc_us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable_DE7A03763442B16E52579A2E9C29BB88" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_BusinessAcquisitionLineItems_F48C75F0E1BBF5B4EAF39A2E9C2A6E11" xlink:to="loc_us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable_DE7A03763442B16E52579A2E9C29BB88" xlink:type="arc" xbrldt:closed="true" xbrldt:contextElement="segment" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_BusinessAcquisitionAxis" xlink:label="loc_us-gaap_BusinessAcquisitionAxis_4DCBD22B3D91F4D6B0EC9A2E9C29B4B5" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTable_DE7A03763442B16E52579A2E9C29BB88" xlink:to="loc_us-gaap_BusinessAcquisitionAxis_4DCBD22B3D91F4D6B0EC9A2E9C29B4B5" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_BusinessAcquisitionAcquireeDomain" xlink:label="loc_us-gaap_BusinessAcquisitionAcquireeDomain_82CF7B84F68F59AA79999A2E9C295987_default" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_BusinessAcquisitionAxis_4DCBD22B3D91F4D6B0EC9A2E9C29B4B5" xlink:to="loc_us-gaap_BusinessAcquisitionAcquireeDomain_82CF7B84F68F59AA79999A2E9C295987_default" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_BusinessAcquisitionAcquireeDomain" xlink:label="loc_us-gaap_BusinessAcquisitionAcquireeDomain_82CF7B84F68F59AA79999A2E9C295987" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_BusinessAcquisitionAxis_4DCBD22B3D91F4D6B0EC9A2E9C29B4B5" xlink:to="loc_us-gaap_BusinessAcquisitionAcquireeDomain_82CF7B84F68F59AA79999A2E9C295987" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_ElpidaCompanyMember" xlink:label="loc_mu_ElpidaCompanyMember_E4884137B3C2EDFE785A9A2E9C29212E" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BusinessAcquisitionAcquireeDomain_82CF7B84F68F59AA79999A2E9C295987" xlink:to="loc_mu_ElpidaCompanyMember_E4884137B3C2EDFE785A9A2E9C29212E" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTextBlock" xlink:label="loc_us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTextBlock_0BCCAEBB5C065D29C3C19A2E9C2AB065" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BusinessAcquisitionLineItems_F48C75F0E1BBF5B4EAF39A2E9C2A6E11" xlink:to="loc_us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTextBlock_0BCCAEBB5C065D29C3C19A2E9C2AB065" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_BusinessAcquisitionProFormaInformationTextBlock" xlink:label="loc_us-gaap_BusinessAcquisitionProFormaInformationTextBlock_4D90F390DD1BE672ED409A2E9C2AFDCB" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BusinessAcquisitionLineItems_F48C75F0E1BBF5B4EAF39A2E9C2A6E11" xlink:to="loc_us-gaap_BusinessAcquisitionProFormaInformationTextBlock_4D90F390DD1BE672ED409A2E9C2AFDCB" xlink:type="arc" />
  </definitionLink>
  <definitionLink xlink:role="http://www.micron.com/role/CertainConcentrations" xlink:type="extended" />
  <definitionLink xlink:role="http://www.micron.com/role/CertainConcentrationsCertainConcentrationsTables" xlink:type="extended" />
  <definitionLink xlink:role="http://www.micron.com/role/CertainConcentrationsDetails" xlink:type="extended">
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ConcentrationRiskLineItems" xlink:label="loc_us-gaap_ConcentrationRiskLineItems_6E824B27E3F6710F614C9A2E9C16EA3D" xlink:type="locator" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ConcentrationRiskTable" xlink:label="loc_us-gaap_ConcentrationRiskTable_764D200F991B65B3E8C69A2E9C15EEED" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_ConcentrationRiskLineItems_6E824B27E3F6710F614C9A2E9C16EA3D" xlink:to="loc_us-gaap_ConcentrationRiskTable_764D200F991B65B3E8C69A2E9C15EEED" xlink:type="arc" xbrldt:closed="true" xbrldt:contextElement="segment" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ConcentrationRiskByBenchmarkAxis" xlink:label="loc_us-gaap_ConcentrationRiskByBenchmarkAxis_8DCA07C2C5836562E0F99A2E9C1568D3" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ConcentrationRiskTable_764D200F991B65B3E8C69A2E9C15EEED" xlink:to="loc_us-gaap_ConcentrationRiskByBenchmarkAxis_8DCA07C2C5836562E0F99A2E9C1568D3" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ConcentrationRiskBenchmarkDomain" xlink:label="loc_us-gaap_ConcentrationRiskBenchmarkDomain_DD01A0DFAD7AF48E90449A2E9C15AB84_default" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_ConcentrationRiskByBenchmarkAxis_8DCA07C2C5836562E0F99A2E9C1568D3" xlink:to="loc_us-gaap_ConcentrationRiskBenchmarkDomain_DD01A0DFAD7AF48E90449A2E9C15AB84_default" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ConcentrationRiskBenchmarkDomain" xlink:label="loc_us-gaap_ConcentrationRiskBenchmarkDomain_DD01A0DFAD7AF48E90449A2E9C15AB84" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_ConcentrationRiskByBenchmarkAxis_8DCA07C2C5836562E0F99A2E9C1568D3" xlink:to="loc_us-gaap_ConcentrationRiskBenchmarkDomain_DD01A0DFAD7AF48E90449A2E9C15AB84" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_SalesRevenueGoodsNetMember" xlink:label="loc_us-gaap_SalesRevenueGoodsNetMember_24B2027E09F7C8D3F3079A2E9C15F350" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ConcentrationRiskBenchmarkDomain_DD01A0DFAD7AF48E90449A2E9C15AB84" xlink:to="loc_us-gaap_SalesRevenueGoodsNetMember_24B2027E09F7C8D3F3079A2E9C15F350" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ConcentrationRiskByTypeAxis" xlink:label="loc_us-gaap_ConcentrationRiskByTypeAxis_6D911B9E8074BD31625D9A2E9C1594AA" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ConcentrationRiskTable_764D200F991B65B3E8C69A2E9C15EEED" xlink:to="loc_us-gaap_ConcentrationRiskByTypeAxis_6D911B9E8074BD31625D9A2E9C1594AA" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ConcentrationRiskTypeDomain" xlink:label="loc_us-gaap_ConcentrationRiskTypeDomain_25E219FFD3E58C607EF49A2E9C15CBCB_default" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_ConcentrationRiskByTypeAxis_6D911B9E8074BD31625D9A2E9C1594AA" xlink:to="loc_us-gaap_ConcentrationRiskTypeDomain_25E219FFD3E58C607EF49A2E9C15CBCB_default" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ConcentrationRiskTypeDomain" xlink:label="loc_us-gaap_ConcentrationRiskTypeDomain_25E219FFD3E58C607EF49A2E9C15CBCB" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_ConcentrationRiskByTypeAxis_6D911B9E8074BD31625D9A2E9C1594AA" xlink:to="loc_us-gaap_ConcentrationRiskTypeDomain_25E219FFD3E58C607EF49A2E9C15CBCB" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ProductConcentrationRiskMember" xlink:label="loc_us-gaap_ProductConcentrationRiskMember_72881E8D29873BA165F79A2E9C15DA0F" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ConcentrationRiskTypeDomain_25E219FFD3E58C607EF49A2E9C15CBCB" xlink:to="loc_us-gaap_ProductConcentrationRiskMember_72881E8D29873BA165F79A2E9C15DA0F" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_CustomerConcentrationRiskMember" xlink:label="loc_us-gaap_CustomerConcentrationRiskMember_20CE13A7E01E3B49B1C99A2E9C1507D1" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ConcentrationRiskTypeDomain_25E219FFD3E58C607EF49A2E9C15CBCB" xlink:to="loc_us-gaap_CustomerConcentrationRiskMember_20CE13A7E01E3B49B1C99A2E9C1507D1" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_ConcentrationRiskByMarketAxis" xlink:label="loc_mu_ConcentrationRiskByMarketAxis_A694727CE439A89163A19A2E9C155D6C" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ConcentrationRiskTable_764D200F991B65B3E8C69A2E9C15EEED" xlink:to="loc_mu_ConcentrationRiskByMarketAxis_A694727CE439A89163A19A2E9C155D6C" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_ConcentrationRiskMarketDomain" xlink:label="loc_mu_ConcentrationRiskMarketDomain_533ED500A8165EDE1EB49A2E9C15D32A_default" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_mu_ConcentrationRiskByMarketAxis_A694727CE439A89163A19A2E9C155D6C" xlink:to="loc_mu_ConcentrationRiskMarketDomain_533ED500A8165EDE1EB49A2E9C15D32A_default" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_ConcentrationRiskMarketDomain" xlink:label="loc_mu_ConcentrationRiskMarketDomain_533ED500A8165EDE1EB49A2E9C15D32A" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_mu_ConcentrationRiskByMarketAxis_A694727CE439A89163A19A2E9C155D6C" xlink:to="loc_mu_ConcentrationRiskMarketDomain_533ED500A8165EDE1EB49A2E9C15D32A" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_ComputingMarketMember" xlink:label="loc_mu_ComputingMarketMember_F423A545E1477987768C9A2E9C15D9AA" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_mu_ConcentrationRiskMarketDomain_533ED500A8165EDE1EB49A2E9C15D32A" xlink:to="loc_mu_ComputingMarketMember_F423A545E1477987768C9A2E9C15D9AA" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_MobileMarketMember" xlink:label="loc_mu_MobileMarketMember_4D88373480E61DA068D09A2E9C156B1B" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_mu_ConcentrationRiskMarketDomain_533ED500A8165EDE1EB49A2E9C15D32A" xlink:to="loc_mu_MobileMarketMember_4D88373480E61DA068D09A2E9C156B1B" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_ConsumerElectronicsMarketMember" xlink:label="loc_mu_ConsumerElectronicsMarketMember_F863342CD3B745AE213E9A2E9C15F674" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_mu_ConcentrationRiskMarketDomain_533ED500A8165EDE1EB49A2E9C15D32A" xlink:to="loc_mu_ConsumerElectronicsMarketMember_F863342CD3B745AE213E9A2E9C15F674" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_SolidStateDrivesMember" xlink:label="loc_mu_SolidStateDrivesMember_0A957BA6DB978E07B05C9A2E9C15E0FA" xlink:type="locator" />
    <definitionArc order="4" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_mu_ConcentrationRiskMarketDomain_533ED500A8165EDE1EB49A2E9C15D32A" xlink:to="loc_mu_SolidStateDrivesMember_0A957BA6DB978E07B05C9A2E9C15E0FA" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_NetworkingAndStorageMarketMember" xlink:label="loc_mu_NetworkingAndStorageMarketMember_1EE6656EA6D8A90F4DA19A2E9C159DE2" xlink:type="locator" />
    <definitionArc order="5" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_mu_ConcentrationRiskMarketDomain_533ED500A8165EDE1EB49A2E9C15D32A" xlink:to="loc_mu_NetworkingAndStorageMarketMember_1EE6656EA6D8A90F4DA19A2E9C159DE2" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_MajorCustomersAxis" xlink:label="loc_us-gaap_MajorCustomersAxis_A380C51A2DF35CBF26799A2E9C166282" xlink:type="locator" />
    <definitionArc order="4" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ConcentrationRiskTable_764D200F991B65B3E8C69A2E9C15EEED" xlink:to="loc_us-gaap_MajorCustomersAxis_A380C51A2DF35CBF26799A2E9C166282" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_NameOfMajorCustomerDomain" xlink:label="loc_us-gaap_NameOfMajorCustomerDomain_679342C7E3AB4F05EDC59A2E9C1683C7_default" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_MajorCustomersAxis_A380C51A2DF35CBF26799A2E9C166282" xlink:to="loc_us-gaap_NameOfMajorCustomerDomain_679342C7E3AB4F05EDC59A2E9C1683C7_default" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_NameOfMajorCustomerDomain" xlink:label="loc_us-gaap_NameOfMajorCustomerDomain_679342C7E3AB4F05EDC59A2E9C1683C7" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_MajorCustomersAxis_A380C51A2DF35CBF26799A2E9C166282" xlink:to="loc_us-gaap_NameOfMajorCustomerDomain_679342C7E3AB4F05EDC59A2E9C1683C7" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_IntelMember" xlink:label="loc_mu_IntelMember_4F818D2D8BBEBD4EDCD99A2E9C16321F" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_NameOfMajorCustomerDomain_679342C7E3AB4F05EDC59A2E9C1683C7" xlink:to="loc_mu_IntelMember_4F818D2D8BBEBD4EDCD99A2E9C16321F" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_HewlettPackardCompanyMember" xlink:label="loc_mu_HewlettPackardCompanyMember_F09623CDFDB2E6E0C4EA9A2E9C161143" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_NameOfMajorCustomerDomain_679342C7E3AB4F05EDC59A2E9C1683C7" xlink:to="loc_mu_HewlettPackardCompanyMember_F09623CDFDB2E6E0C4EA9A2E9C161143" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ConcentrationRiskPercentage1" xlink:label="loc_us-gaap_ConcentrationRiskPercentage1_F891FFE613156320BCEC9A2E9C1639E5" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ConcentrationRiskLineItems_6E824B27E3F6710F614C9A2E9C16EA3D" xlink:to="loc_us-gaap_ConcentrationRiskPercentage1_F891FFE613156320BCEC9A2E9C1639E5" xlink:type="arc" />
  </definitionLink>
  <definitionLink xlink:role="http://www.micron.com/role/Commitments" xlink:type="extended" />
  <definitionLink xlink:role="http://www.micron.com/role/CommitmentsDetails" xlink:type="extended">
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_UnrecordedUnconditionalPurchaseObligationLineItems" xlink:label="loc_us-gaap_UnrecordedUnconditionalPurchaseObligationLineItems_147444946F9AAFE48AAE9A2E9CAC5DF9" xlink:type="locator" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_UnrecordedUnconditionalPurchaseObligationTable" xlink:label="loc_us-gaap_UnrecordedUnconditionalPurchaseObligationTable_916512C9CC33764E2DFA9A2E9CAB4FCB" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_UnrecordedUnconditionalPurchaseObligationLineItems_147444946F9AAFE48AAE9A2E9CAC5DF9" xlink:to="loc_us-gaap_UnrecordedUnconditionalPurchaseObligationTable_916512C9CC33764E2DFA9A2E9CAB4FCB" xlink:type="arc" xbrldt:closed="true" xbrldt:contextElement="segment" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_UnrecordedUnconditionalPurchaseObligationByCategoryOfItemPurchasedAxis" xlink:label="loc_us-gaap_UnrecordedUnconditionalPurchaseObligationByCategoryOfItemPurchasedAxis_ABD0BE4571DA2BDEC21F9A2E9CAB8F2F" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_UnrecordedUnconditionalPurchaseObligationTable_916512C9CC33764E2DFA9A2E9CAB4FCB" xlink:to="loc_us-gaap_UnrecordedUnconditionalPurchaseObligationByCategoryOfItemPurchasedAxis_ABD0BE4571DA2BDEC21F9A2E9CAB8F2F" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_UnconditionalPurchaseObligationCategoryOfGoodsOrServicesAcquiredDomain" xlink:label="loc_us-gaap_UnconditionalPurchaseObligationCategoryOfGoodsOrServicesAcquiredDomain_54E24383B67B534B3E129A2E9CAC9C8E_default" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_UnrecordedUnconditionalPurchaseObligationByCategoryOfItemPurchasedAxis_ABD0BE4571DA2BDEC21F9A2E9CAB8F2F" xlink:to="loc_us-gaap_UnconditionalPurchaseObligationCategoryOfGoodsOrServicesAcquiredDomain_54E24383B67B534B3E129A2E9CAC9C8E_default" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_UnconditionalPurchaseObligationCategoryOfGoodsOrServicesAcquiredDomain" xlink:label="loc_us-gaap_UnconditionalPurchaseObligationCategoryOfGoodsOrServicesAcquiredDomain_54E24383B67B534B3E129A2E9CAC9C8E" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_UnrecordedUnconditionalPurchaseObligationByCategoryOfItemPurchasedAxis_ABD0BE4571DA2BDEC21F9A2E9CAB8F2F" xlink:to="loc_us-gaap_UnconditionalPurchaseObligationCategoryOfGoodsOrServicesAcquiredDomain_54E24383B67B534B3E129A2E9CAC9C8E" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_CapitalAdditionsMember" xlink:label="loc_us-gaap_CapitalAdditionsMember_EA58D794BD08C68AB8DE9A2E9CAC1215" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_UnconditionalPurchaseObligationCategoryOfGoodsOrServicesAcquiredDomain_54E24383B67B534B3E129A2E9CAC9C8E" xlink:to="loc_us-gaap_CapitalAdditionsMember_EA58D794BD08C68AB8DE9A2E9CAC1215" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_UnrecordedUnconditionalPurchaseObligationBalanceSheetAmount" xlink:label="loc_us-gaap_UnrecordedUnconditionalPurchaseObligationBalanceSheetAmount_5E3FD3F4998168B2440D9A2E9CAC5D9C" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_UnrecordedUnconditionalPurchaseObligationLineItems_147444946F9AAFE48AAE9A2E9CAC5DF9" xlink:to="loc_us-gaap_UnrecordedUnconditionalPurchaseObligationBalanceSheetAmount_5E3FD3F4998168B2440D9A2E9CAC5D9C" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_OperatingLeasesRentExpenseAbstract" xlink:label="loc_us-gaap_OperatingLeasesRentExpenseAbstract_D97497EE5EF7E5DF3DCB9A2E9CACC6C2" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_UnrecordedUnconditionalPurchaseObligationLineItems_147444946F9AAFE48AAE9A2E9CAC5DF9" xlink:to="loc_us-gaap_OperatingLeasesRentExpenseAbstract_D97497EE5EF7E5DF3DCB9A2E9CACC6C2" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_LeaseAndRentalExpense" xlink:label="loc_us-gaap_LeaseAndRentalExpense_AA8BB913525DA627816A9A2E9CACE68C" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_OperatingLeasesRentExpenseAbstract_D97497EE5EF7E5DF3DCB9A2E9CACC6C2" xlink:to="loc_us-gaap_LeaseAndRentalExpense_AA8BB913525DA627816A9A2E9CACE68C" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_OperatingLeasesFutureMinimumPaymentsDueAbstract" xlink:label="loc_us-gaap_OperatingLeasesFutureMinimumPaymentsDueAbstract_3214099359CF1823F5FC9A2E9CAC05ED" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_UnrecordedUnconditionalPurchaseObligationLineItems_147444946F9AAFE48AAE9A2E9CAC5DF9" xlink:to="loc_us-gaap_OperatingLeasesFutureMinimumPaymentsDueAbstract_3214099359CF1823F5FC9A2E9CAC05ED" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_OperatingLeasesFutureMinimumPaymentsDueCurrent" xlink:label="loc_us-gaap_OperatingLeasesFutureMinimumPaymentsDueCurrent_813CE0B995F6CC515B459A2E9CAC60CE" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_OperatingLeasesFutureMinimumPaymentsDueAbstract_3214099359CF1823F5FC9A2E9CAC05ED" xlink:to="loc_us-gaap_OperatingLeasesFutureMinimumPaymentsDueCurrent_813CE0B995F6CC515B459A2E9CAC60CE" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_OperatingLeasesFutureMinimumPaymentsDueInTwoYears" xlink:label="loc_us-gaap_OperatingLeasesFutureMinimumPaymentsDueInTwoYears_75A78E4018D2735D928B9A2E9CAC0733" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_OperatingLeasesFutureMinimumPaymentsDueAbstract_3214099359CF1823F5FC9A2E9CAC05ED" xlink:to="loc_us-gaap_OperatingLeasesFutureMinimumPaymentsDueInTwoYears_75A78E4018D2735D928B9A2E9CAC0733" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_OperatingLeasesFutureMinimumPaymentsDueInThreeYears" xlink:label="loc_us-gaap_OperatingLeasesFutureMinimumPaymentsDueInThreeYears_8470846DC3B546EACD5D9A2E9CAC9BBA" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_OperatingLeasesFutureMinimumPaymentsDueAbstract_3214099359CF1823F5FC9A2E9CAC05ED" xlink:to="loc_us-gaap_OperatingLeasesFutureMinimumPaymentsDueInThreeYears_8470846DC3B546EACD5D9A2E9CAC9BBA" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_OperatingLeasesFutureMinimumPaymentsDueInFourYears" xlink:label="loc_us-gaap_OperatingLeasesFutureMinimumPaymentsDueInFourYears_8827D049875BD319D7329A2E9CAC277B" xlink:type="locator" />
    <definitionArc order="4" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_OperatingLeasesFutureMinimumPaymentsDueAbstract_3214099359CF1823F5FC9A2E9CAC05ED" xlink:to="loc_us-gaap_OperatingLeasesFutureMinimumPaymentsDueInFourYears_8827D049875BD319D7329A2E9CAC277B" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_OperatingLeasesFutureMinimumPaymentsDueInFiveYears" xlink:label="loc_us-gaap_OperatingLeasesFutureMinimumPaymentsDueInFiveYears_D33F6C2F3D22736E1D689A2E9CAC1B89" xlink:type="locator" />
    <definitionArc order="5" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_OperatingLeasesFutureMinimumPaymentsDueAbstract_3214099359CF1823F5FC9A2E9CAC05ED" xlink:to="loc_us-gaap_OperatingLeasesFutureMinimumPaymentsDueInFiveYears_D33F6C2F3D22736E1D689A2E9CAC1B89" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_OperatingLeasesFutureMinimumPaymentsDueThereafter" xlink:label="loc_us-gaap_OperatingLeasesFutureMinimumPaymentsDueThereafter_9A308DE73CF2D75E16909A2E9CACA3D6" xlink:type="locator" />
    <definitionArc order="6" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_OperatingLeasesFutureMinimumPaymentsDueAbstract_3214099359CF1823F5FC9A2E9CAC05ED" xlink:to="loc_us-gaap_OperatingLeasesFutureMinimumPaymentsDueThereafter_9A308DE73CF2D75E16909A2E9CACA3D6" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_OperatingLeasesFutureMinimumPaymentsDue" xlink:label="loc_us-gaap_OperatingLeasesFutureMinimumPaymentsDue_4273E0CC3280508DDFC39A2E9CACF76B" xlink:type="locator" />
    <definitionArc order="7" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_OperatingLeasesFutureMinimumPaymentsDueAbstract_3214099359CF1823F5FC9A2E9CAC05ED" xlink:to="loc_us-gaap_OperatingLeasesFutureMinimumPaymentsDue_4273E0CC3280508DDFC39A2E9CACF76B" xlink:type="arc" />
  </definitionLink>
  <definitionLink xlink:role="http://www.micron.com/role/CommitmentsTables" xlink:type="extended" />
  <definitionLink xlink:role="http://www.micron.com/role/ConsolidatedBalanceSheets" xlink:type="extended" />
  <definitionLink xlink:role="http://www.micron.com/role/ConsolidatedBalanceSheetsParenthetical" xlink:type="extended" />
  <definitionLink xlink:role="http://www.micron.com/role/ConsolidatedStatementsOfCashFlows" xlink:type="extended" />
  <definitionLink xlink:role="http://www.micron.com/role/ConsolidatedStatementsOfComprehensiveIncome" xlink:type="extended">
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_StatementLineItems" xlink:label="loc_us-gaap_StatementLineItems_7110815316F659427CBC9A2E9CA351C7" xlink:type="locator" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_StatementTable" xlink:label="loc_us-gaap_StatementTable_88E937694F4E59B301989A2E9CA3B673" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_StatementLineItems_7110815316F659427CBC9A2E9CA351C7" xlink:to="loc_us-gaap_StatementTable_88E937694F4E59B301989A2E9CA3B673" xlink:type="arc" xbrldt:closed="true" xbrldt:contextElement="segment" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_StatementScenarioAxis" xlink:label="loc_us-gaap_StatementScenarioAxis_99DBF93104D24C2B1BD49A2E9CA33106" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_StatementTable_88E937694F4E59B301989A2E9CA3B673" xlink:to="loc_us-gaap_StatementScenarioAxis_99DBF93104D24C2B1BD49A2E9CA33106" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ScenarioUnspecifiedDomain" xlink:label="loc_us-gaap_ScenarioUnspecifiedDomain_C67633FA087CF8E8CF2B9A2E9CA35C7F_default" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_StatementScenarioAxis_99DBF93104D24C2B1BD49A2E9CA33106" xlink:to="loc_us-gaap_ScenarioUnspecifiedDomain_C67633FA087CF8E8CF2B9A2E9CA35C7F_default" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ScenarioUnspecifiedDomain" xlink:label="loc_us-gaap_ScenarioUnspecifiedDomain_C67633FA087CF8E8CF2B9A2E9CA35C7F" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_StatementScenarioAxis_99DBF93104D24C2B1BD49A2E9CA33106" xlink:to="loc_us-gaap_ScenarioUnspecifiedDomain_C67633FA087CF8E8CF2B9A2E9CA35C7F" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ProfitLoss" xlink:label="loc_us-gaap_ProfitLoss_1CBF114F5B42FF24F8339A2E9CA3B544" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_7110815316F659427CBC9A2E9CA351C7" xlink:to="loc_us-gaap_ProfitLoss_1CBF114F5B42FF24F8339A2E9CA3B544" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_OtherComprehensiveIncomeLossNetOfTaxPeriodIncreaseDecreaseAbstract" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPeriodIncreaseDecreaseAbstract_B4A05314991000598BCD9A2E9CA31472" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_7110815316F659427CBC9A2E9CA351C7" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPeriodIncreaseDecreaseAbstract_B4A05314991000598BCD9A2E9CA31472" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesNetOfTax" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesNetOfTax_4E565E3A5C55CF76D7169A2E9CA3EFD9" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPeriodIncreaseDecreaseAbstract_B4A05314991000598BCD9A2E9CA31472" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesNetOfTax_4E565E3A5C55CF76D7169A2E9CA3EFD9" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax_0F9DE99B34346ABEE1549A2E9CA4E3A8" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPeriodIncreaseDecreaseAbstract_B4A05314991000598BCD9A2E9CA31472" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax_0F9DE99B34346ABEE1549A2E9CA4E3A8" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax_41BD594969B41D1BAD829A2E9CA43B83" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPeriodIncreaseDecreaseAbstract_B4A05314991000598BCD9A2E9CA31472" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax_41BD594969B41D1BAD829A2E9CA43B83" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax_1EB5E4E9F75D41B8B32F9A2E9CA4F70C" xlink:type="locator" />
    <definitionArc order="4" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPeriodIncreaseDecreaseAbstract_B4A05314991000598BCD9A2E9CA31472" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax_1EB5E4E9F75D41B8B32F9A2E9CA4F70C" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_OtherComprehensiveIncomeLossNetOfTax" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTax_046001DFF8B3D4A5E77C9A2E9CA43F5B" xlink:type="locator" />
    <definitionArc order="5" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPeriodIncreaseDecreaseAbstract_B4A05314991000598BCD9A2E9CA31472" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTax_046001DFF8B3D4A5E77C9A2E9CA43F5B" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest" xlink:label="loc_us-gaap_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest_0C8DD3E0D9C94BCCE9189A2E9CA4C690" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_7110815316F659427CBC9A2E9CA351C7" xlink:to="loc_us-gaap_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest_0C8DD3E0D9C94BCCE9189A2E9CA4C690" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest" xlink:label="loc_us-gaap_ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest_DA0FE7C186E913F481BD9A2E9CA4DF82" xlink:type="locator" />
    <definitionArc order="4" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_7110815316F659427CBC9A2E9CA351C7" xlink:to="loc_us-gaap_ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest_DA0FE7C186E913F481BD9A2E9CA4DF82" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ComprehensiveIncomeNetOfTax" xlink:label="loc_us-gaap_ComprehensiveIncomeNetOfTax_BA9659150D06918E61919A2E9CA46B09" xlink:type="locator" />
    <definitionArc order="5" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_7110815316F659427CBC9A2E9CA351C7" xlink:to="loc_us-gaap_ComprehensiveIncomeNetOfTax_BA9659150D06918E61919A2E9CA46B09" xlink:type="arc" />
  </definitionLink>
  <definitionLink xlink:role="http://www.micron.com/role/ConsolidatedStatementsOfOperations" xlink:type="extended" />
  <definitionLink xlink:role="http://www.micron.com/role/ConsolidatedVariableInterestEntities" xlink:type="extended" />
  <definitionLink xlink:role="http://www.micron.com/role/ConsolidatedVariableInterestEntitiesAssetsLiabilitiesDetails" xlink:type="extended">
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_VariableInterestEntityLineItems" xlink:label="loc_us-gaap_VariableInterestEntityLineItems_9836686AAB296AC622E0119ABCA8348F" xlink:type="locator" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ScheduleOfVariableInterestEntitiesTable" xlink:label="loc_us-gaap_ScheduleOfVariableInterestEntitiesTable_4269B65249952BB72E15119ABCA784BC" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_VariableInterestEntityLineItems_9836686AAB296AC622E0119ABCA8348F" xlink:to="loc_us-gaap_ScheduleOfVariableInterestEntitiesTable_4269B65249952BB72E15119ABCA784BC" xlink:type="arc" xbrldt:closed="true" xbrldt:contextElement="segment" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DeferredRevenueArrangementTypeAxis" xlink:label="loc_us-gaap_DeferredRevenueArrangementTypeAxis_525DDD29EC35269AE392119ABCA73840" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfVariableInterestEntitiesTable_4269B65249952BB72E15119ABCA784BC" xlink:to="loc_us-gaap_DeferredRevenueArrangementTypeAxis_525DDD29EC35269AE392119ABCA73840" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DeferredRevenueArrangementTypeDomain" xlink:label="loc_us-gaap_DeferredRevenueArrangementTypeDomain_F70D56C1A4962CF137B8119ABCA78B97_default" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_DeferredRevenueArrangementTypeAxis_525DDD29EC35269AE392119ABCA73840" xlink:to="loc_us-gaap_DeferredRevenueArrangementTypeDomain_F70D56C1A4962CF137B8119ABCA78B97_default" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DeferredRevenueArrangementTypeDomain" xlink:label="loc_us-gaap_DeferredRevenueArrangementTypeDomain_F70D56C1A4962CF137B8119ABCA78B97" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_DeferredRevenueArrangementTypeAxis_525DDD29EC35269AE392119ABCA73840" xlink:to="loc_us-gaap_DeferredRevenueArrangementTypeDomain_F70D56C1A4962CF137B8119ABCA78B97" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_NonsoftwareLicenseArrangementMember" xlink:label="loc_us-gaap_NonsoftwareLicenseArrangementMember_0AE281BC9EC12AFDDEDB119ABCA7BC03" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DeferredRevenueArrangementTypeDomain_F70D56C1A4962CF137B8119ABCA78B97" xlink:to="loc_us-gaap_NonsoftwareLicenseArrangementMember_0AE281BC9EC12AFDDEDB119ABCA7BC03" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_VariableInterestEntitiesByClassificationOfEntityAxis" xlink:label="loc_us-gaap_VariableInterestEntitiesByClassificationOfEntityAxis_06024F96C323CD494B4C119ABCA7FFE6" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfVariableInterestEntitiesTable_4269B65249952BB72E15119ABCA784BC" xlink:to="loc_us-gaap_VariableInterestEntitiesByClassificationOfEntityAxis_06024F96C323CD494B4C119ABCA7FFE6" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ClassificationOfVariableInterestEntityDomain" xlink:label="loc_us-gaap_ClassificationOfVariableInterestEntityDomain_BF0ADAAF65663A9F085E119ABCA8943E_default" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_VariableInterestEntitiesByClassificationOfEntityAxis_06024F96C323CD494B4C119ABCA7FFE6" xlink:to="loc_us-gaap_ClassificationOfVariableInterestEntityDomain_BF0ADAAF65663A9F085E119ABCA8943E_default" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ClassificationOfVariableInterestEntityDomain" xlink:label="loc_us-gaap_ClassificationOfVariableInterestEntityDomain_BF0ADAAF65663A9F085E119ABCA8943E" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_VariableInterestEntitiesByClassificationOfEntityAxis_06024F96C323CD494B4C119ABCA7FFE6" xlink:to="loc_us-gaap_ClassificationOfVariableInterestEntityDomain_BF0ADAAF65663A9F085E119ABCA8943E" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_VariableInterestEntityPrimaryBeneficiaryMember" xlink:label="loc_us-gaap_VariableInterestEntityPrimaryBeneficiaryMember_6FBFE89B157609BBB8E7119ABCA82559" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ClassificationOfVariableInterestEntityDomain_BF0ADAAF65663A9F085E119ABCA8943E" xlink:to="loc_us-gaap_VariableInterestEntityPrimaryBeneficiaryMember_6FBFE89B157609BBB8E7119ABCA82559" xlink:type="arc" />
    <loc xlink:href="http://xbrl.sec.gov/dei/2013/dei-2013-01-31.xsd#dei_LegalEntityAxis" xlink:label="loc_dei_LegalEntityAxis_BEF158F401D0E319C852119ABCA80E15" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfVariableInterestEntitiesTable_4269B65249952BB72E15119ABCA784BC" xlink:to="loc_dei_LegalEntityAxis_BEF158F401D0E319C852119ABCA80E15" xlink:type="arc" />
    <loc xlink:href="http://xbrl.sec.gov/dei/2013/dei-2013-01-31.xsd#dei_EntityDomain" xlink:label="loc_dei_EntityDomain_05602F6CEF5F918F7B56119ABCA82E40_default" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_dei_LegalEntityAxis_BEF158F401D0E319C852119ABCA80E15" xlink:to="loc_dei_EntityDomain_05602F6CEF5F918F7B56119ABCA82E40_default" xlink:type="arc" />
    <loc xlink:href="http://xbrl.sec.gov/dei/2013/dei-2013-01-31.xsd#dei_EntityDomain" xlink:label="loc_dei_EntityDomain_05602F6CEF5F918F7B56119ABCA82E40" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_dei_LegalEntityAxis_BEF158F401D0E319C852119ABCA80E15" xlink:to="loc_dei_EntityDomain_05602F6CEF5F918F7B56119ABCA82E40" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_ImFlashTechnologiesLlcMember" xlink:label="loc_mu_ImFlashTechnologiesLlcMember_315D40787DCF96EFD37F119ABCA8E2BD" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityDomain_05602F6CEF5F918F7B56119ABCA82E40" xlink:to="loc_mu_ImFlashTechnologiesLlcMember_315D40787DCF96EFD37F119ABCA8E2BD" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_MpMaskTechnologyCenterLlcMember" xlink:label="loc_mu_MpMaskTechnologyCenterLlcMember_A8EC831D363CE0723CC8119ABCA89852" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityDomain_05602F6CEF5F918F7B56119ABCA82E40" xlink:to="loc_mu_MpMaskTechnologyCenterLlcMember_A8EC831D363CE0723CC8119ABCA89852" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_VariableInterestEntityClassificationOfCarryingAmountAssetsAndLiabilitiesNetAbstract" xlink:label="loc_us-gaap_VariableInterestEntityClassificationOfCarryingAmountAssetsAndLiabilitiesNetAbstract_00355560D545FBD5E1D7119ABCA8473A" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_VariableInterestEntityLineItems_9836686AAB296AC622E0119ABCA8348F" xlink:to="loc_us-gaap_VariableInterestEntityClassificationOfCarryingAmountAssetsAndLiabilitiesNetAbstract_00355560D545FBD5E1D7119ABCA8473A" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_AssetsAbstract" xlink:label="loc_us-gaap_AssetsAbstract_84AAD8FE99D977DD29C6119ABCA86BD9" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_VariableInterestEntityClassificationOfCarryingAmountAssetsAndLiabilitiesNetAbstract_00355560D545FBD5E1D7119ABCA8473A" xlink:to="loc_us-gaap_AssetsAbstract_84AAD8FE99D977DD29C6119ABCA86BD9" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_CashAndCashEquivalentsAtCarryingValue" xlink:label="loc_us-gaap_CashAndCashEquivalentsAtCarryingValue_261C883797E40146BB88119ABCA86166" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AssetsAbstract_84AAD8FE99D977DD29C6119ABCA86BD9" xlink:to="loc_us-gaap_CashAndCashEquivalentsAtCarryingValue_261C883797E40146BB88119ABCA86166" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ReceivablesNetCurrent" xlink:label="loc_us-gaap_ReceivablesNetCurrent_ACCE078547A87EDA218C119ABCA81902" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AssetsAbstract_84AAD8FE99D977DD29C6119ABCA86BD9" xlink:to="loc_us-gaap_ReceivablesNetCurrent_ACCE078547A87EDA218C119ABCA81902" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_InventoryNet" xlink:label="loc_us-gaap_InventoryNet_321F83114F9A31FBA13B119ABCA827C9" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AssetsAbstract_84AAD8FE99D977DD29C6119ABCA86BD9" xlink:to="loc_us-gaap_InventoryNet_321F83114F9A31FBA13B119ABCA827C9" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_OtherAssetsCurrent" xlink:label="loc_us-gaap_OtherAssetsCurrent_D4160EF21CC5D1E78DEB119ABCA89CE9" xlink:type="locator" />
    <definitionArc order="4" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AssetsAbstract_84AAD8FE99D977DD29C6119ABCA86BD9" xlink:to="loc_us-gaap_OtherAssetsCurrent_D4160EF21CC5D1E78DEB119ABCA89CE9" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_AssetsCurrent" xlink:label="loc_us-gaap_AssetsCurrent_64F1F607832917B2C279119ABCA89064" xlink:type="locator" />
    <definitionArc order="5" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AssetsAbstract_84AAD8FE99D977DD29C6119ABCA86BD9" xlink:to="loc_us-gaap_AssetsCurrent_64F1F607832917B2C279119ABCA89064" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_PropertyPlantAndEquipmentNet" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentNet_93D72090C12D15F1F78E119ABCA81550" xlink:type="locator" />
    <definitionArc order="6" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AssetsAbstract_84AAD8FE99D977DD29C6119ABCA86BD9" xlink:to="loc_us-gaap_PropertyPlantAndEquipmentNet_93D72090C12D15F1F78E119ABCA81550" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_OtherAssetsNoncurrent" xlink:label="loc_us-gaap_OtherAssetsNoncurrent_4B88C7C85E237A7D7C4C119ABCA8C98E" xlink:type="locator" />
    <definitionArc order="7" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AssetsAbstract_84AAD8FE99D977DD29C6119ABCA86BD9" xlink:to="loc_us-gaap_OtherAssetsNoncurrent_4B88C7C85E237A7D7C4C119ABCA8C98E" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_AssetsNoncurrent" xlink:label="loc_us-gaap_AssetsNoncurrent_7784E51C22C8EC2BAD10119ABCA8C6FD" xlink:type="locator" />
    <definitionArc order="8" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AssetsAbstract_84AAD8FE99D977DD29C6119ABCA86BD9" xlink:to="loc_us-gaap_AssetsNoncurrent_7784E51C22C8EC2BAD10119ABCA8C6FD" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_Assets" xlink:label="loc_us-gaap_Assets_C210343A28BDC99D8ADF119ABCA820A2" xlink:type="locator" />
    <definitionArc order="9" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AssetsAbstract_84AAD8FE99D977DD29C6119ABCA86BD9" xlink:to="loc_us-gaap_Assets_C210343A28BDC99D8ADF119ABCA820A2" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_LiabilitiesAbstract" xlink:label="loc_us-gaap_LiabilitiesAbstract_A4679CFBBE1F0469D216119ABCA8C615" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_VariableInterestEntityClassificationOfCarryingAmountAssetsAndLiabilitiesNetAbstract_00355560D545FBD5E1D7119ABCA8473A" xlink:to="loc_us-gaap_LiabilitiesAbstract_A4679CFBBE1F0469D216119ABCA8C615" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_AccountsPayableAndAccruedLiabilitiesCurrent" xlink:label="loc_us-gaap_AccountsPayableAndAccruedLiabilitiesCurrent_06BBE555BAE158C2D70F119ABCA81A7D" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilitiesAbstract_A4679CFBBE1F0469D216119ABCA8C615" xlink:to="loc_us-gaap_AccountsPayableAndAccruedLiabilitiesCurrent_06BBE555BAE158C2D70F119ABCA81A7D" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DeferredRevenueCurrent" xlink:label="loc_us-gaap_DeferredRevenueCurrent_1C19F532D623D6B92E30119ABCA8BBDB" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilitiesAbstract_A4679CFBBE1F0469D216119ABCA8C615" xlink:to="loc_us-gaap_DeferredRevenueCurrent_1C19F532D623D6B92E30119ABCA8BBDB" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_EquipmentPurchaseContracts" xlink:label="loc_mu_EquipmentPurchaseContracts_E0115E1EDD8BE95EAADE119ABCA8521D" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilitiesAbstract_A4679CFBBE1F0469D216119ABCA8C615" xlink:to="loc_mu_EquipmentPurchaseContracts_E0115E1EDD8BE95EAADE119ABCA8521D" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DebtCurrent" xlink:label="loc_us-gaap_DebtCurrent_2215986B606FC34A184C119ABCA8DD4D" xlink:type="locator" />
    <definitionArc order="4" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilitiesAbstract_A4679CFBBE1F0469D216119ABCA8C615" xlink:to="loc_us-gaap_DebtCurrent_2215986B606FC34A184C119ABCA8DD4D" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_LiabilitiesCurrent" xlink:label="loc_us-gaap_LiabilitiesCurrent_8809ACFE4BEAC20D834E119ABCA882E3" xlink:type="locator" />
    <definitionArc order="5" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilitiesAbstract_A4679CFBBE1F0469D216119ABCA8C615" xlink:to="loc_us-gaap_LiabilitiesCurrent_8809ACFE4BEAC20D834E119ABCA882E3" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_LongTermDebtAndCapitalLeaseObligations" xlink:label="loc_us-gaap_LongTermDebtAndCapitalLeaseObligations_869EAEF1B9F034FF73BB119ABCA9E414" xlink:type="locator" />
    <definitionArc order="6" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilitiesAbstract_A4679CFBBE1F0469D216119ABCA8C615" xlink:to="loc_us-gaap_LongTermDebtAndCapitalLeaseObligations_869EAEF1B9F034FF73BB119ABCA9E414" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_OtherLiabilitiesNoncurrent" xlink:label="loc_us-gaap_OtherLiabilitiesNoncurrent_B9CF031F91E2F210E2C3119ABCA9E9E9" xlink:type="locator" />
    <definitionArc order="7" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilitiesAbstract_A4679CFBBE1F0469D216119ABCA8C615" xlink:to="loc_us-gaap_OtherLiabilitiesNoncurrent_B9CF031F91E2F210E2C3119ABCA9E9E9" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_Liabilities" xlink:label="loc_us-gaap_Liabilities_C9003F4DBD6C4207C325119ABCA994C5" xlink:type="locator" />
    <definitionArc order="8" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilitiesAbstract_A4679CFBBE1F0469D216119ABCA8C615" xlink:to="loc_us-gaap_Liabilities_C9003F4DBD6C4207C325119ABCA994C5" xlink:type="arc" />
  </definitionLink>
  <definitionLink xlink:role="http://www.micron.com/role/ConsolidatedVariableInterestEntitiesDetails" xlink:type="extended">
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_VariableInterestEntityLineItems" xlink:label="loc_us-gaap_VariableInterestEntityLineItems_837DA1CD0782102B48CC1199C75046A4" xlink:type="locator" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ScheduleOfVariableInterestEntitiesTable" xlink:label="loc_us-gaap_ScheduleOfVariableInterestEntitiesTable_00B4D928D1C483423E521199C74E8E06" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_VariableInterestEntityLineItems_837DA1CD0782102B48CC1199C75046A4" xlink:to="loc_us-gaap_ScheduleOfVariableInterestEntitiesTable_00B4D928D1C483423E521199C74E8E06" xlink:type="arc" xbrldt:closed="true" xbrldt:contextElement="segment" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_VariableInterestEntitiesByClassificationOfEntityAxis" xlink:label="loc_us-gaap_VariableInterestEntitiesByClassificationOfEntityAxis_BE137525EFD7168A576C1199C74ECA15" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfVariableInterestEntitiesTable_00B4D928D1C483423E521199C74E8E06" xlink:to="loc_us-gaap_VariableInterestEntitiesByClassificationOfEntityAxis_BE137525EFD7168A576C1199C74ECA15" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ClassificationOfVariableInterestEntityDomain" xlink:label="loc_us-gaap_ClassificationOfVariableInterestEntityDomain_1A820455471960542B991199C74E5F3B_default" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_VariableInterestEntitiesByClassificationOfEntityAxis_BE137525EFD7168A576C1199C74ECA15" xlink:to="loc_us-gaap_ClassificationOfVariableInterestEntityDomain_1A820455471960542B991199C74E5F3B_default" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ClassificationOfVariableInterestEntityDomain" xlink:label="loc_us-gaap_ClassificationOfVariableInterestEntityDomain_1A820455471960542B991199C74E5F3B" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_VariableInterestEntitiesByClassificationOfEntityAxis_BE137525EFD7168A576C1199C74ECA15" xlink:to="loc_us-gaap_ClassificationOfVariableInterestEntityDomain_1A820455471960542B991199C74E5F3B" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_VariableInterestEntityPrimaryBeneficiaryMember" xlink:label="loc_us-gaap_VariableInterestEntityPrimaryBeneficiaryMember_3327E9B698E71BCB952E1199C74E16B9" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ClassificationOfVariableInterestEntityDomain_1A820455471960542B991199C74E5F3B" xlink:to="loc_us-gaap_VariableInterestEntityPrimaryBeneficiaryMember_3327E9B698E71BCB952E1199C74E16B9" xlink:type="arc" />
    <loc xlink:href="http://xbrl.sec.gov/dei/2013/dei-2013-01-31.xsd#dei_LegalEntityAxis" xlink:label="loc_dei_LegalEntityAxis_B3A015AFF3D8E1BCE3171199C74EFF29" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfVariableInterestEntitiesTable_00B4D928D1C483423E521199C74E8E06" xlink:to="loc_dei_LegalEntityAxis_B3A015AFF3D8E1BCE3171199C74EFF29" xlink:type="arc" />
    <loc xlink:href="http://xbrl.sec.gov/dei/2013/dei-2013-01-31.xsd#dei_EntityDomain" xlink:label="loc_dei_EntityDomain_2C5F67640E4CD14A3DC31199C74E2BE2_default" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_dei_LegalEntityAxis_B3A015AFF3D8E1BCE3171199C74EFF29" xlink:to="loc_dei_EntityDomain_2C5F67640E4CD14A3DC31199C74E2BE2_default" xlink:type="arc" />
    <loc xlink:href="http://xbrl.sec.gov/dei/2013/dei-2013-01-31.xsd#dei_EntityDomain" xlink:label="loc_dei_EntityDomain_2C5F67640E4CD14A3DC31199C74E2BE2" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_dei_LegalEntityAxis_B3A015AFF3D8E1BCE3171199C74EFF29" xlink:to="loc_dei_EntityDomain_2C5F67640E4CD14A3DC31199C74E2BE2" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_ImFlashTechnologiesLlcMember" xlink:label="loc_mu_ImFlashTechnologiesLlcMember_AE630B7A2C3ADBE0924D1199C74E6CFE" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityDomain_2C5F67640E4CD14A3DC31199C74E2BE2" xlink:to="loc_mu_ImFlashTechnologiesLlcMember_AE630B7A2C3ADBE0924D1199C74E6CFE" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_ImFlashSingaporeLlpMember" xlink:label="loc_mu_ImFlashSingaporeLlpMember_68B5DFDF0892B8BCB6AA1199C74E8932" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityDomain_2C5F67640E4CD14A3DC31199C74E2BE2" xlink:to="loc_mu_ImFlashSingaporeLlpMember_68B5DFDF0892B8BCB6AA1199C74E8932" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_ImFlashMember" xlink:label="loc_mu_ImFlashMember_E5CF2592AF95CD5B1C101199C74F15F5" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityDomain_2C5F67640E4CD14A3DC31199C74E2BE2" xlink:to="loc_mu_ImFlashMember_E5CF2592AF95CD5B1C101199C74F15F5" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_MpMaskTechnologyCenterLlcMember" xlink:label="loc_mu_MpMaskTechnologyCenterLlcMember_903984C6EE67A5BC492A1199C74FDFC8" xlink:type="locator" />
    <definitionArc order="4" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityDomain_2C5F67640E4CD14A3DC31199C74E2BE2" xlink:to="loc_mu_MpMaskTechnologyCenterLlcMember_903984C6EE67A5BC492A1199C74FDFC8" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DebtInstrumentAxis" xlink:label="loc_us-gaap_DebtInstrumentAxis_D98FD34303F4E5947A581199C74F7A5A" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfVariableInterestEntitiesTable_00B4D928D1C483423E521199C74E8E06" xlink:to="loc_us-gaap_DebtInstrumentAxis_D98FD34303F4E5947A581199C74F7A5A" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DebtInstrumentNameDomain" xlink:label="loc_us-gaap_DebtInstrumentNameDomain_CF85D47A3A8A3956AD111199C74F6355_default" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_DebtInstrumentAxis_D98FD34303F4E5947A581199C74F7A5A" xlink:to="loc_us-gaap_DebtInstrumentNameDomain_CF85D47A3A8A3956AD111199C74F6355_default" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DebtInstrumentNameDomain" xlink:label="loc_us-gaap_DebtInstrumentNameDomain_CF85D47A3A8A3956AD111199C74F6355" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_DebtInstrumentAxis_D98FD34303F4E5947A581199C74F7A5A" xlink:to="loc_us-gaap_DebtInstrumentNameDomain_CF85D47A3A8A3956AD111199C74F6355" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_IntelSeniorNoteMember" xlink:label="loc_mu_IntelSeniorNoteMember_5E3C2788BFAF09768AB41199C74F197B" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_CF85D47A3A8A3956AD111199C74F6355" xlink:to="loc_mu_IntelSeniorNoteMember_5E3C2788BFAF09768AB41199C74F197B" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_MajorCustomersAxis" xlink:label="loc_us-gaap_MajorCustomersAxis_73DFB32CF9F2C590ABD21199C74FAFD8" xlink:type="locator" />
    <definitionArc order="4" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfVariableInterestEntitiesTable_00B4D928D1C483423E521199C74E8E06" xlink:to="loc_us-gaap_MajorCustomersAxis_73DFB32CF9F2C590ABD21199C74FAFD8" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_NameOfMajorCustomerDomain" xlink:label="loc_us-gaap_NameOfMajorCustomerDomain_8DCB19A9F7C39414A43A1199C74FB6C4_default" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_MajorCustomersAxis_73DFB32CF9F2C590ABD21199C74FAFD8" xlink:to="loc_us-gaap_NameOfMajorCustomerDomain_8DCB19A9F7C39414A43A1199C74FB6C4_default" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_NameOfMajorCustomerDomain" xlink:label="loc_us-gaap_NameOfMajorCustomerDomain_8DCB19A9F7C39414A43A1199C74FB6C4" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_MajorCustomersAxis_73DFB32CF9F2C590ABD21199C74FAFD8" xlink:to="loc_us-gaap_NameOfMajorCustomerDomain_8DCB19A9F7C39414A43A1199C74FB6C4" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_IntelMember" xlink:label="loc_mu_IntelMember_5B34BCDF2D2C1069F2B31199C74FF4F7" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_NameOfMajorCustomerDomain_8DCB19A9F7C39414A43A1199C74FB6C4" xlink:to="loc_mu_IntelMember_5B34BCDF2D2C1069F2B31199C74FF4F7" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_AccountsPayableAndAccruedExpensesAxis" xlink:label="loc_mu_AccountsPayableAndAccruedExpensesAxis_DBC0A51419251543CEF61199C750FBC4" xlink:type="locator" />
    <definitionArc order="5" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfVariableInterestEntitiesTable_00B4D928D1C483423E521199C74E8E06" xlink:to="loc_mu_AccountsPayableAndAccruedExpensesAxis_DBC0A51419251543CEF61199C750FBC4" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_AccountsPayableAndAccruedExpensesDomain" xlink:label="loc_mu_AccountsPayableAndAccruedExpensesDomain_91CB6B8F8FFD88FC9F081199C750C214_default" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_mu_AccountsPayableAndAccruedExpensesAxis_DBC0A51419251543CEF61199C750FBC4" xlink:to="loc_mu_AccountsPayableAndAccruedExpensesDomain_91CB6B8F8FFD88FC9F081199C750C214_default" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_AccountsPayableAndAccruedExpensesDomain" xlink:label="loc_mu_AccountsPayableAndAccruedExpensesDomain_91CB6B8F8FFD88FC9F081199C750C214" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_mu_AccountsPayableAndAccruedExpensesAxis_DBC0A51419251543CEF61199C750FBC4" xlink:to="loc_mu_AccountsPayableAndAccruedExpensesDomain_91CB6B8F8FFD88FC9F081199C750C214" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_IntelMember" xlink:label="loc_mu_IntelMember_9641CB2E947EF4A5A0A51199C750E369" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_mu_AccountsPayableAndAccruedExpensesDomain_91CB6B8F8FFD88FC9F081199C750C214" xlink:to="loc_mu_IntelMember_9641CB2E947EF4A5A0A51199C750E369" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_LongtermDebtTypeAxis" xlink:label="loc_us-gaap_LongtermDebtTypeAxis_C9201297CAF1D35B3DD01199C75057DF" xlink:type="locator" />
    <definitionArc order="6" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfVariableInterestEntitiesTable_00B4D928D1C483423E521199C74E8E06" xlink:to="loc_us-gaap_LongtermDebtTypeAxis_C9201297CAF1D35B3DD01199C75057DF" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_LongtermDebtTypeDomain" xlink:label="loc_us-gaap_LongtermDebtTypeDomain_AFE9C1A909A79926B5FB1199C75087CD_default" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_LongtermDebtTypeAxis_C9201297CAF1D35B3DD01199C75057DF" xlink:to="loc_us-gaap_LongtermDebtTypeDomain_AFE9C1A909A79926B5FB1199C75087CD_default" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_LongtermDebtTypeDomain" xlink:label="loc_us-gaap_LongtermDebtTypeDomain_AFE9C1A909A79926B5FB1199C75087CD" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_LongtermDebtTypeAxis_C9201297CAF1D35B3DD01199C75057DF" xlink:to="loc_us-gaap_LongtermDebtTypeDomain_AFE9C1A909A79926B5FB1199C75087CD" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_NotesPayableOtherPayablesMember" xlink:label="loc_us-gaap_NotesPayableOtherPayablesMember_C284B3B544748AF0E88D1199C7505028" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LongtermDebtTypeDomain_AFE9C1A909A79926B5FB1199C75087CD" xlink:to="loc_us-gaap_NotesPayableOtherPayablesMember_C284B3B544748AF0E88D1199C7505028" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_ComponentOfOtherOtherOperatingIncomeExpenseNetAxis" xlink:label="loc_mu_ComponentOfOtherOtherOperatingIncomeExpenseNetAxis_C43B91B154BD11BECD071199C7503294" xlink:type="locator" />
    <definitionArc order="7" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfVariableInterestEntitiesTable_00B4D928D1C483423E521199C74E8E06" xlink:to="loc_mu_ComponentOfOtherOtherOperatingIncomeExpenseNetAxis_C43B91B154BD11BECD071199C7503294" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_ComponentsOfOtherOtherOperatingIncomeAndExpenseNetDomain" xlink:label="loc_mu_ComponentsOfOtherOtherOperatingIncomeAndExpenseNetDomain_7413B4499D34147B4E521199C7509C0F_default" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_mu_ComponentOfOtherOtherOperatingIncomeExpenseNetAxis_C43B91B154BD11BECD071199C7503294" xlink:to="loc_mu_ComponentsOfOtherOtherOperatingIncomeAndExpenseNetDomain_7413B4499D34147B4E521199C7509C0F_default" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_ComponentsOfOtherOtherOperatingIncomeAndExpenseNetDomain" xlink:label="loc_mu_ComponentsOfOtherOtherOperatingIncomeAndExpenseNetDomain_7413B4499D34147B4E521199C7509C0F" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_mu_ComponentOfOtherOtherOperatingIncomeExpenseNetAxis_C43B91B154BD11BECD071199C7503294" xlink:to="loc_mu_ComponentsOfOtherOtherOperatingIncomeAndExpenseNetDomain_7413B4499D34147B4E521199C7509C0F" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ContractTerminationMember" xlink:label="loc_us-gaap_ContractTerminationMember_472B7D540FBFD4B7FF651199C750AEFE" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_mu_ComponentsOfOtherOtherOperatingIncomeAndExpenseNetDomain_7413B4499D34147B4E521199C7509C0F" xlink:to="loc_us-gaap_ContractTerminationMember_472B7D540FBFD4B7FF651199C750AEFE" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ProductOrServiceAxis" xlink:label="loc_us-gaap_ProductOrServiceAxis_CCAC1AEB201EEB6661251199C7504040" xlink:type="locator" />
    <definitionArc order="8" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfVariableInterestEntitiesTable_00B4D928D1C483423E521199C74E8E06" xlink:to="loc_us-gaap_ProductOrServiceAxis_CCAC1AEB201EEB6661251199C7504040" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ProductsAndServicesDomain" xlink:label="loc_us-gaap_ProductsAndServicesDomain_C72C61F611EDE7BE912E1199C750CED4_default" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_ProductOrServiceAxis_CCAC1AEB201EEB6661251199C7504040" xlink:to="loc_us-gaap_ProductsAndServicesDomain_C72C61F611EDE7BE912E1199C750CED4_default" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ProductsAndServicesDomain" xlink:label="loc_us-gaap_ProductsAndServicesDomain_C72C61F611EDE7BE912E1199C750CED4" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_ProductOrServiceAxis_CCAC1AEB201EEB6661251199C7504040" xlink:to="loc_us-gaap_ProductsAndServicesDomain_C72C61F611EDE7BE912E1199C750CED4" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_NandFlashMember" xlink:label="loc_mu_NandFlashMember_FD730356310563F19C0B1199C75035E9" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ProductsAndServicesDomain_C72C61F611EDE7BE912E1199C750CED4" xlink:to="loc_mu_NandFlashMember_FD730356310563F19C0B1199C75035E9" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DeferredRevenueArrangementTypeAxis" xlink:label="loc_us-gaap_DeferredRevenueArrangementTypeAxis_F98DED9F73E8D987FCA01199C750E800" xlink:type="locator" />
    <definitionArc order="9" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfVariableInterestEntitiesTable_00B4D928D1C483423E521199C74E8E06" xlink:to="loc_us-gaap_DeferredRevenueArrangementTypeAxis_F98DED9F73E8D987FCA01199C750E800" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DeferredRevenueArrangementTypeDomain" xlink:label="loc_us-gaap_DeferredRevenueArrangementTypeDomain_F1DD5E07CBEBCD52FB251199C750C2CD_default" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_DeferredRevenueArrangementTypeAxis_F98DED9F73E8D987FCA01199C750E800" xlink:to="loc_us-gaap_DeferredRevenueArrangementTypeDomain_F1DD5E07CBEBCD52FB251199C750C2CD_default" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DeferredRevenueArrangementTypeDomain" xlink:label="loc_us-gaap_DeferredRevenueArrangementTypeDomain_F1DD5E07CBEBCD52FB251199C750C2CD" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_DeferredRevenueArrangementTypeAxis_F98DED9F73E8D987FCA01199C750E800" xlink:to="loc_us-gaap_DeferredRevenueArrangementTypeDomain_F1DD5E07CBEBCD52FB251199C750C2CD" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_NonsoftwareLicenseArrangementMember" xlink:label="loc_us-gaap_NonsoftwareLicenseArrangementMember_83675C7E18E79FC97F1F1199C7505A52" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DeferredRevenueArrangementTypeDomain_F1DD5E07CBEBCD52FB251199C750C2CD" xlink:to="loc_us-gaap_NonsoftwareLicenseArrangementMember_83675C7E18E79FC97F1F1199C7505A52" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_MinorityInterestOwnershipPercentageByParent" xlink:label="loc_us-gaap_MinorityInterestOwnershipPercentageByParent_503AC22EFE6BDCFF0C0E1199C7517698" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_VariableInterestEntityLineItems_837DA1CD0782102B48CC1199C75046A4" xlink:to="loc_us-gaap_MinorityInterestOwnershipPercentageByParent_503AC22EFE6BDCFF0C0E1199C7517698" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ConsolidationLessThanWhollyOwnedSubsidiaryParentOwnershipInterestChangesNetAbstract" xlink:label="loc_us-gaap_ConsolidationLessThanWhollyOwnedSubsidiaryParentOwnershipInterestChangesNetAbstract_C3B21A5AB0C5947D5C2A1199C7519352" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_VariableInterestEntityLineItems_837DA1CD0782102B48CC1199C75046A4" xlink:to="loc_us-gaap_ConsolidationLessThanWhollyOwnedSubsidiaryParentOwnershipInterestChangesNetAbstract_C3B21A5AB0C5947D5C2A1199C7519352" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_MinorityInterestDecreaseFromPurchaseOfInterestOwnershipPercentage" xlink:label="loc_mu_MinorityInterestDecreaseFromPurchaseOfInterestOwnershipPercentage_8B8A42206953AF6E935C1199C7510F71" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ConsolidationLessThanWhollyOwnedSubsidiaryParentOwnershipInterestChangesNetAbstract_C3B21A5AB0C5947D5C2A1199C7519352" xlink:to="loc_mu_MinorityInterestDecreaseFromPurchaseOfInterestOwnershipPercentage_8B8A42206953AF6E935C1199C7510F71" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_MinorityInterestDecreaseFromRedemptions" xlink:label="loc_us-gaap_MinorityInterestDecreaseFromRedemptions_EE65D287A4291949ABD21199C7513008" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ConsolidationLessThanWhollyOwnedSubsidiaryParentOwnershipInterestChangesNetAbstract_C3B21A5AB0C5947D5C2A1199C7519352" xlink:to="loc_us-gaap_MinorityInterestDecreaseFromRedemptions_EE65D287A4291949ABD21199C7513008" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_CustomerAdvancesAndDeposits" xlink:label="loc_us-gaap_CustomerAdvancesAndDeposits_3406FB83DC3429E0651D1199C751E1C4" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_VariableInterestEntityLineItems_837DA1CD0782102B48CC1199C75046A4" xlink:to="loc_us-gaap_CustomerAdvancesAndDeposits_3406FB83DC3429E0651D1199C751E1C4" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_CustomerAdvancesCurrent" xlink:label="loc_us-gaap_CustomerAdvancesCurrent_271D6FEE732060470BA71199C7517E3E" xlink:type="locator" />
    <definitionArc order="4" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_VariableInterestEntityLineItems_837DA1CD0782102B48CC1199C75046A4" xlink:to="loc_us-gaap_CustomerAdvancesCurrent_271D6FEE732060470BA71199C7517E3E" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DebtInstrumentTerm" xlink:label="loc_us-gaap_DebtInstrumentTerm_AEBFC9DE4B5CFDB099B51199C75100A5" xlink:type="locator" />
    <definitionArc order="5" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_VariableInterestEntityLineItems_837DA1CD0782102B48CC1199C75046A4" xlink:to="loc_us-gaap_DebtInstrumentTerm_AEBFC9DE4B5CFDB099B51199C75100A5" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DebtAndCapitalLeaseObligations" xlink:label="loc_us-gaap_DebtAndCapitalLeaseObligations_0AF334EC3B35C9E7C6E81199C751AA11" xlink:type="locator" />
    <definitionArc order="6" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_VariableInterestEntityLineItems_837DA1CD0782102B48CC1199C75046A4" xlink:to="loc_us-gaap_DebtAndCapitalLeaseObligations_0AF334EC3B35C9E7C6E81199C751AA11" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_LeasedFacilityPercentageOfFacilityLeasedToRelatedParyTerminated" xlink:label="loc_mu_LeasedFacilityPercentageOfFacilityLeasedToRelatedParyTerminated_A4105048BF02D48CEAC91199C7519F48" xlink:type="locator" />
    <definitionArc order="7" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_VariableInterestEntityLineItems_837DA1CD0782102B48CC1199C75046A4" xlink:to="loc_mu_LeasedFacilityPercentageOfFacilityLeasedToRelatedParyTerminated_A4105048BF02D48CEAC91199C7519F48" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_OtherOtherOperatingIncomeExpenseNet" xlink:label="loc_mu_OtherOtherOperatingIncomeExpenseNet_348298AAF9D111EC2BB51199C7514E78" xlink:type="locator" />
    <definitionArc order="8" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_VariableInterestEntityLineItems_837DA1CD0782102B48CC1199C75046A4" xlink:to="loc_mu_OtherOtherOperatingIncomeExpenseNet_348298AAF9D111EC2BB51199C7514E78" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_VariableInterestEntityDistributionsToAndContributionsFromShareholdersAbstract" xlink:label="loc_mu_VariableInterestEntityDistributionsToAndContributionsFromShareholdersAbstract_44FC10C700281264687A1199C751A566" xlink:type="locator" />
    <definitionArc order="9" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_VariableInterestEntityLineItems_837DA1CD0782102B48CC1199C75046A4" xlink:to="loc_mu_VariableInterestEntityDistributionsToAndContributionsFromShareholdersAbstract_44FC10C700281264687A1199C751A566" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_VariableInterestEntityDistributionsToParent" xlink:label="loc_mu_VariableInterestEntityDistributionsToParent_11E10DABAA17C9814ABC1199C752353F" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_mu_VariableInterestEntityDistributionsToAndContributionsFromShareholdersAbstract_44FC10C700281264687A1199C751A566" xlink:to="loc_mu_VariableInterestEntityDistributionsToParent_11E10DABAA17C9814ABC1199C752353F" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders" xlink:label="loc_us-gaap_MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders_A8E28A8C3D30C72C59371199C752B224" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_mu_VariableInterestEntityDistributionsToAndContributionsFromShareholdersAbstract_44FC10C700281264687A1199C751A566" xlink:to="loc_us-gaap_MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders_A8E28A8C3D30C72C59371199C752B224" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_PaymentsToAcquireInterestInSubsidiariesAndAffiliates" xlink:label="loc_us-gaap_PaymentsToAcquireInterestInSubsidiariesAndAffiliates_4EE9B0A5E6F29FE8F2071199C75280B5" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_mu_VariableInterestEntityDistributionsToAndContributionsFromShareholdersAbstract_44FC10C700281264687A1199C751A566" xlink:to="loc_us-gaap_PaymentsToAcquireInterestInSubsidiariesAndAffiliates_4EE9B0A5E6F29FE8F2071199C75280B5" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ProceedsFromMinorityShareholders" xlink:label="loc_us-gaap_ProceedsFromMinorityShareholders_566E6B5C9713CA2C9FF61199C75299F1" xlink:type="locator" />
    <definitionArc order="4" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_mu_VariableInterestEntityDistributionsToAndContributionsFromShareholdersAbstract_44FC10C700281264687A1199C751A566" xlink:to="loc_us-gaap_ProceedsFromMinorityShareholders_566E6B5C9713CA2C9FF61199C75299F1" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_EntityShareOfSubsidiaryCostAndSupply" xlink:label="loc_mu_EntityShareOfSubsidiaryCostAndSupply_DFE9609F8DDB2DEB303F1199C7525AB7" xlink:type="locator" />
    <definitionArc order="10" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_VariableInterestEntityLineItems_837DA1CD0782102B48CC1199C75046A4" xlink:to="loc_mu_EntityShareOfSubsidiaryCostAndSupply_DFE9609F8DDB2DEB303F1199C7525AB7" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_SalesRevenueNet" xlink:label="loc_us-gaap_SalesRevenueNet_B7F3BF4CF065EEC531501199C752FD13" xlink:type="locator" />
    <definitionArc order="11" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_VariableInterestEntityLineItems_837DA1CD0782102B48CC1199C75046A4" xlink:to="loc_us-gaap_SalesRevenueNet_B7F3BF4CF065EEC531501199C752FD13" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_AccountsReceivableNetCurrent" xlink:label="loc_us-gaap_AccountsReceivableNetCurrent_A17DCA78B785AF83E8791199C752FBB1" xlink:type="locator" />
    <definitionArc order="12" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_VariableInterestEntityLineItems_837DA1CD0782102B48CC1199C75046A4" xlink:to="loc_us-gaap_AccountsReceivableNetCurrent_A17DCA78B785AF83E8791199C752FBB1" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_RevenueAndInventoryImpactDueToChangesInSupplyAgreement" xlink:label="loc_mu_RevenueAndInventoryImpactDueToChangesInSupplyAgreement_F648763A3B8A03DCB03A1199C75292E9" xlink:type="locator" />
    <definitionArc order="13" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_VariableInterestEntityLineItems_837DA1CD0782102B48CC1199C75046A4" xlink:to="loc_mu_RevenueAndInventoryImpactDueToChangesInSupplyAgreement_F648763A3B8A03DCB03A1199C75292E9" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_RAndDExpensesReducedByReimbursementsFromThirdParty" xlink:label="loc_mu_RAndDExpensesReducedByReimbursementsFromThirdParty_0436131E78EC7A783C001199C7529936" xlink:type="locator" />
    <definitionArc order="14" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_VariableInterestEntityLineItems_837DA1CD0782102B48CC1199C75046A4" xlink:to="loc_mu_RAndDExpensesReducedByReimbursementsFromThirdParty_0436131E78EC7A783C001199C7529936" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_MinorityInterestOwnershipPercentageByNoncontrollingOwners" xlink:label="loc_us-gaap_MinorityInterestOwnershipPercentageByNoncontrollingOwners_96372B4EE4BAD13110881199C75275FF" xlink:type="locator" />
    <definitionArc order="15" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_VariableInterestEntityLineItems_837DA1CD0782102B48CC1199C75046A4" xlink:to="loc_us-gaap_MinorityInterestOwnershipPercentageByNoncontrollingOwners_96372B4EE4BAD13110881199C75275FF" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ProceedsFromLicenseFeesReceived" xlink:label="loc_us-gaap_ProceedsFromLicenseFeesReceived_BFC25F52647D6036B24B1199C7529214" xlink:type="locator" />
    <definitionArc order="16" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_VariableInterestEntityLineItems_837DA1CD0782102B48CC1199C75046A4" xlink:to="loc_us-gaap_ProceedsFromLicenseFeesReceived_BFC25F52647D6036B24B1199C7529214" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_VariableInterestEntityTermOfLicensingAgreement1" xlink:label="loc_mu_VariableInterestEntityTermOfLicensingAgreement1_B351F1AFD289F8D41B201199C752BE1E" xlink:type="locator" />
    <definitionArc order="17" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_VariableInterestEntityLineItems_837DA1CD0782102B48CC1199C75046A4" xlink:to="loc_mu_VariableInterestEntityTermOfLicensingAgreement1_B351F1AFD289F8D41B201199C752BE1E" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DeferredRevenue" xlink:label="loc_us-gaap_DeferredRevenue_E541F93C69FCE5D82E651199C7524FE7" xlink:type="locator" />
    <definitionArc order="18" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_VariableInterestEntityLineItems_837DA1CD0782102B48CC1199C75046A4" xlink:to="loc_us-gaap_DeferredRevenue_E541F93C69FCE5D82E651199C7524FE7" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_SignificantAcquisitionsAndDisposalsAcquisitionCostsOrSaleProceeds" xlink:label="loc_us-gaap_SignificantAcquisitionsAndDisposalsAcquisitionCostsOrSaleProceeds_AE4E358F9AA81F2EE2E01199C752B27C" xlink:type="locator" />
    <definitionArc order="19" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_VariableInterestEntityLineItems_837DA1CD0782102B48CC1199C75046A4" xlink:to="loc_us-gaap_SignificantAcquisitionsAndDisposalsAcquisitionCostsOrSaleProceeds_AE4E358F9AA81F2EE2E01199C752B27C" xlink:type="arc" />
  </definitionLink>
  <definitionLink xlink:role="http://www.micron.com/role/ConsolidatedVariableInterestEntitiesTables" xlink:type="extended">
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_VariableInterestEntityLineItems" xlink:label="loc_us-gaap_VariableInterestEntityLineItems_57429ACA53981FB057771199A5BDF54B" xlink:type="locator" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ScheduleOfVariableInterestEntitiesTable" xlink:label="loc_us-gaap_ScheduleOfVariableInterestEntitiesTable_13100437966D2810A2541199A5BDBBD6" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_VariableInterestEntityLineItems_57429ACA53981FB057771199A5BDF54B" xlink:to="loc_us-gaap_ScheduleOfVariableInterestEntitiesTable_13100437966D2810A2541199A5BDBBD6" xlink:type="arc" xbrldt:closed="true" xbrldt:contextElement="segment" />
    <loc xlink:href="http://xbrl.sec.gov/dei/2013/dei-2013-01-31.xsd#dei_LegalEntityAxis" xlink:label="loc_dei_LegalEntityAxis_EB9AF9928EDB4886FEBC1199A5BDA75E" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfVariableInterestEntitiesTable_13100437966D2810A2541199A5BDBBD6" xlink:to="loc_dei_LegalEntityAxis_EB9AF9928EDB4886FEBC1199A5BDA75E" xlink:type="arc" />
    <loc xlink:href="http://xbrl.sec.gov/dei/2013/dei-2013-01-31.xsd#dei_EntityDomain" xlink:label="loc_dei_EntityDomain_7F49B08B14E28C99DB211199A5BD8EB8_default" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_dei_LegalEntityAxis_EB9AF9928EDB4886FEBC1199A5BDA75E" xlink:to="loc_dei_EntityDomain_7F49B08B14E28C99DB211199A5BD8EB8_default" xlink:type="arc" />
    <loc xlink:href="http://xbrl.sec.gov/dei/2013/dei-2013-01-31.xsd#dei_EntityDomain" xlink:label="loc_dei_EntityDomain_7F49B08B14E28C99DB211199A5BD8EB8" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_dei_LegalEntityAxis_EB9AF9928EDB4886FEBC1199A5BDA75E" xlink:to="loc_dei_EntityDomain_7F49B08B14E28C99DB211199A5BD8EB8" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_ImFlashTechnologiesLlcMember" xlink:label="loc_mu_ImFlashTechnologiesLlcMember_6AEF226B34993713DDC81199A5BDB111" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityDomain_7F49B08B14E28C99DB211199A5BD8EB8" xlink:to="loc_mu_ImFlashTechnologiesLlcMember_6AEF226B34993713DDC81199A5BDB111" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_MpMaskTechnologyCenterLlcMember" xlink:label="loc_mu_MpMaskTechnologyCenterLlcMember_736E2E6975EF65F73F571199A5BD9972" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityDomain_7F49B08B14E28C99DB211199A5BD8EB8" xlink:to="loc_mu_MpMaskTechnologyCenterLlcMember_736E2E6975EF65F73F571199A5BD9972" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_VariableInterestEntityDistributionsToAndContributionsFromShareholdersTableTextBlock" xlink:label="loc_mu_VariableInterestEntityDistributionsToAndContributionsFromShareholdersTableTextBlock_6646333B64F324F9C7831199A5BD07B3" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_VariableInterestEntityLineItems_57429ACA53981FB057771199A5BDF54B" xlink:to="loc_mu_VariableInterestEntityDistributionsToAndContributionsFromShareholdersTableTextBlock_6646333B64F324F9C7831199A5BD07B3" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ScheduleOfVariableInterestEntitiesTextBlock" xlink:label="loc_us-gaap_ScheduleOfVariableInterestEntitiesTextBlock_86D0EC9A5DF184F02A631199A5BDA60C" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_VariableInterestEntityLineItems_57429ACA53981FB057771199A5BDF54B" xlink:to="loc_us-gaap_ScheduleOfVariableInterestEntitiesTextBlock_86D0EC9A5DF184F02A631199A5BDA60C" xlink:type="arc" />
  </definitionLink>
  <definitionLink xlink:role="http://www.micron.com/role/Contingencies" xlink:type="extended" />
  <definitionLink xlink:role="http://www.micron.com/role/ContingenciesDetails" xlink:type="extended">
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_LossContingenciesLineItems" xlink:label="loc_us-gaap_LossContingenciesLineItems_DE0E011BAE967639DF66FDD91FAE515A" xlink:type="locator" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_LossContingenciesTable" xlink:label="loc_us-gaap_LossContingenciesTable_2CF7B763D386BD2E11DCFDD91FAC1BFA" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_LossContingenciesLineItems_DE0E011BAE967639DF66FDD91FAE515A" xlink:to="loc_us-gaap_LossContingenciesTable_2CF7B763D386BD2E11DCFDD91FAC1BFA" xlink:type="arc" xbrldt:closed="true" xbrldt:contextElement="segment" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_LossContingenciesByNatureOfContingencyAxis" xlink:label="loc_us-gaap_LossContingenciesByNatureOfContingencyAxis_46083A154FF4A2C9BFEDFDD91FAC3B8D" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_LossContingenciesTable_2CF7B763D386BD2E11DCFDD91FAC1BFA" xlink:to="loc_us-gaap_LossContingenciesByNatureOfContingencyAxis_46083A154FF4A2C9BFEDFDD91FAC3B8D" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_LossContingencyNatureDomain" xlink:label="loc_us-gaap_LossContingencyNatureDomain_6C74DD08F3AA77DBF13DFDD91FADC446_default" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_LossContingenciesByNatureOfContingencyAxis_46083A154FF4A2C9BFEDFDD91FAC3B8D" xlink:to="loc_us-gaap_LossContingencyNatureDomain_6C74DD08F3AA77DBF13DFDD91FADC446_default" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_LossContingencyNatureDomain" xlink:label="loc_us-gaap_LossContingencyNatureDomain_6C74DD08F3AA77DBF13DFDD91FADC446" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_LossContingenciesByNatureOfContingencyAxis_46083A154FF4A2C9BFEDFDD91FAC3B8D" xlink:to="loc_us-gaap_LossContingencyNatureDomain_6C74DD08F3AA77DBF13DFDD91FADC446" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_PatentMattersMember" xlink:label="loc_mu_PatentMattersMember_8C89E29AADD84EEEB3EAFDD91FAD0F1E" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LossContingencyNatureDomain_6C74DD08F3AA77DBF13DFDD91FADC446" xlink:to="loc_mu_PatentMattersMember_8C89E29AADD84EEEB3EAFDD91FAD0F1E" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_AntitrustMattersMember" xlink:label="loc_mu_AntitrustMattersMember_577980292F17C68D9F16FDD91FADE886" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LossContingencyNatureDomain_6C74DD08F3AA77DBF13DFDD91FADC446" xlink:to="loc_mu_AntitrustMattersMember_577980292F17C68D9F16FDD91FADE886" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_SecuritiesMatterMember" xlink:label="loc_mu_SecuritiesMatterMember_D8E266F55CA8BEC56D6CFDD91FAD9D83" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LossContingencyNatureDomain_6C74DD08F3AA77DBF13DFDD91FADC446" xlink:to="loc_mu_SecuritiesMatterMember_D8E266F55CA8BEC56D6CFDD91FAD9D83" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_CommercialMattersMember" xlink:label="loc_mu_CommercialMattersMember_DB976C4AB42847C4B834FDD91FAD7265" xlink:type="locator" />
    <definitionArc order="4" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LossContingencyNatureDomain_6C74DD08F3AA77DBF13DFDD91FADC446" xlink:to="loc_mu_CommercialMattersMember_DB976C4AB42847C4B834FDD91FAD7265" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_LitigationCaseAxis" xlink:label="loc_us-gaap_LitigationCaseAxis_FBF6986DBD9302CD8687FDD91FAD104A" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_LossContingenciesTable_2CF7B763D386BD2E11DCFDD91FAC1BFA" xlink:to="loc_us-gaap_LitigationCaseAxis_FBF6986DBD9302CD8687FDD91FAD104A" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_LitigationCaseTypeDomain" xlink:label="loc_us-gaap_LitigationCaseTypeDomain_165543408B0897855170FDD91FADFEFF_default" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_LitigationCaseAxis_FBF6986DBD9302CD8687FDD91FAD104A" xlink:to="loc_us-gaap_LitigationCaseTypeDomain_165543408B0897855170FDD91FADFEFF_default" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_LitigationCaseTypeDomain" xlink:label="loc_us-gaap_LitigationCaseTypeDomain_165543408B0897855170FDD91FADFEFF" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_LitigationCaseAxis_FBF6986DBD9302CD8687FDD91FAD104A" xlink:to="loc_us-gaap_LitigationCaseTypeDomain_165543408B0897855170FDD91FADFEFF" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_RambusPatentLitigationDelawareMember" xlink:label="loc_mu_RambusPatentLitigationDelawareMember_EE8FF7A02AE8BB4E3D61FDD91FAD5C20" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LitigationCaseTypeDomain_165543408B0897855170FDD91FADFEFF" xlink:to="loc_mu_RambusPatentLitigationDelawareMember_EE8FF7A02AE8BB4E3D61FDD91FAD5C20" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_RambusPatentLitigationNorthernCaliforniaMember" xlink:label="loc_mu_RambusPatentLitigationNorthernCaliforniaMember_2E28CCDD7D787A2AD2DCFDD91FAD04A2" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LitigationCaseTypeDomain_165543408B0897855170FDD91FADFEFF" xlink:to="loc_mu_RambusPatentLitigationNorthernCaliforniaMember_2E28CCDD7D787A2AD2DCFDD91FAD04A2" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_HsmPortfolioLlcAndTechnologyPropertiesLlcMember" xlink:label="loc_mu_HsmPortfolioLlcAndTechnologyPropertiesLlcMember_5E0529DA7A0A84B1E135FDD91FAD4F7C" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LitigationCaseTypeDomain_165543408B0897855170FDD91FADFEFF" xlink:to="loc_mu_HsmPortfolioLlcAndTechnologyPropertiesLlcMember_5E0529DA7A0A84B1E135FDD91FAD4F7C" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_AdvancedDataAccessLlcMember" xlink:label="loc_mu_AdvancedDataAccessLlcMember_BB467B9BED59520E2018FDD91FADD609" xlink:type="locator" />
    <definitionArc order="4" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LitigationCaseTypeDomain_165543408B0897855170FDD91FADFEFF" xlink:to="loc_mu_AdvancedDataAccessLlcMember_BB467B9BED59520E2018FDD91FADD609" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_SmartMemorySolutionsLlcMember" xlink:label="loc_mu_SmartMemorySolutionsLlcMember_031F8C6B3F63F1C3CDE0FDD91FADA29E" xlink:type="locator" />
    <definitionArc order="5" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LitigationCaseTypeDomain_165543408B0897855170FDD91FADFEFF" xlink:to="loc_mu_SmartMemorySolutionsLlcMember_031F8C6B3F63F1C3CDE0FDD91FADA29E" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_BoardOfTrusteesForUniversityOfIllinoisMember" xlink:label="loc_mu_BoardOfTrusteesForUniversityOfIllinoisMember_4D5B4A475BA8EFD0585DFDD91FADE149" xlink:type="locator" />
    <definitionArc order="6" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LitigationCaseTypeDomain_165543408B0897855170FDD91FADFEFF" xlink:to="loc_mu_BoardOfTrusteesForUniversityOfIllinoisMember_4D5B4A475BA8EFD0585DFDD91FADE149" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_SemiconductorTechnologiesLlcMember" xlink:label="loc_mu_SemiconductorTechnologiesLlcMember_D047C1208C8AAD8E295AFDD91FAD3F50" xlink:type="locator" />
    <definitionArc order="7" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LitigationCaseTypeDomain_165543408B0897855170FDD91FADFEFF" xlink:to="loc_mu_SemiconductorTechnologiesLlcMember_D047C1208C8AAD8E295AFDD91FAD3F50" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_SemconTechLlcMember" xlink:label="loc_mu_SemconTechLlcMember_93596A1FB23508D81FD3FDD91FADD94E" xlink:type="locator" />
    <definitionArc order="8" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LitigationCaseTypeDomain_165543408B0897855170FDD91FADFEFF" xlink:to="loc_mu_SemconTechLlcMember_93596A1FB23508D81FD3FDD91FADD94E" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_TesseraInc.Member" xlink:label="loc_mu_TesseraInc.Member_CD4811B83DDBFBCF70B7FDD91FADB84B" xlink:type="locator" />
    <definitionArc order="9" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LitigationCaseTypeDomain_165543408B0897855170FDD91FADFEFF" xlink:to="loc_mu_TesseraInc.Member_CD4811B83DDBFBCF70B7FDD91FADB84B" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_RambusDramComplaintMember" xlink:label="loc_mu_RambusDramComplaintMember_52E63641E90F2213FBA1FDD91FAEC54C" xlink:type="locator" />
    <definitionArc order="10" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LitigationCaseTypeDomain_165543408B0897855170FDD91FADFEFF" xlink:to="loc_mu_RambusDramComplaintMember_52E63641E90F2213FBA1FDD91FAEC54C" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_DramPurportedClassActionPriceFixingLawsuitMember" xlink:label="loc_mu_DramPurportedClassActionPriceFixingLawsuitMember_E30AE58C33A8FDC1C7F0FDD91FAED973" xlink:type="locator" />
    <definitionArc order="11" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LitigationCaseTypeDomain_165543408B0897855170FDD91FADFEFF" xlink:to="loc_mu_DramPurportedClassActionPriceFixingLawsuitMember_E30AE58C33A8FDC1C7F0FDD91FAED973" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_CanadianDramPutativeClassActionPriceFixingLawsuitMember" xlink:label="loc_mu_CanadianDramPutativeClassActionPriceFixingLawsuitMember_AE0E1071853B98BD64BBFDD91FAE6841" xlink:type="locator" />
    <definitionArc order="12" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LitigationCaseTypeDomain_165543408B0897855170FDD91FADFEFF" xlink:to="loc_mu_CanadianDramPutativeClassActionPriceFixingLawsuitMember_AE0E1071853B98BD64BBFDD91FAE6841" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_FormerShareholdersofElpidaMemoryIncMember" xlink:label="loc_mu_FormerShareholdersofElpidaMemoryIncMember_D4A4F0CD0001A9C47831FDD91FAEC1A6" xlink:type="locator" />
    <definitionArc order="13" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LitigationCaseTypeDomain_165543408B0897855170FDD91FADFEFF" xlink:to="loc_mu_FormerShareholdersofElpidaMemoryIncMember_D4A4F0CD0001A9C47831FDD91FAEC1A6" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_QimondaAgInoteraSharePurchaseProceedingsMember" xlink:label="loc_mu_QimondaAgInoteraSharePurchaseProceedingsMember_3C83483D29E328C32F3CFDD91FAEF278" xlink:type="locator" />
    <definitionArc order="14" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LitigationCaseTypeDomain_165543408B0897855170FDD91FADFEFF" xlink:to="loc_mu_QimondaAgInoteraSharePurchaseProceedingsMember_3C83483D29E328C32F3CFDD91FAEF278" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_BusinessAcquisitionAxis" xlink:label="loc_us-gaap_BusinessAcquisitionAxis_EBB20C79990A58DDEAE5FDD91FAE6AEC" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_LossContingenciesTable_2CF7B763D386BD2E11DCFDD91FAC1BFA" xlink:to="loc_us-gaap_BusinessAcquisitionAxis_EBB20C79990A58DDEAE5FDD91FAE6AEC" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_BusinessAcquisitionAcquireeDomain" xlink:label="loc_us-gaap_BusinessAcquisitionAcquireeDomain_FD7B7F8B41689B56BA18FDD91FAEDBA3_default" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_BusinessAcquisitionAxis_EBB20C79990A58DDEAE5FDD91FAE6AEC" xlink:to="loc_us-gaap_BusinessAcquisitionAcquireeDomain_FD7B7F8B41689B56BA18FDD91FAEDBA3_default" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_BusinessAcquisitionAcquireeDomain" xlink:label="loc_us-gaap_BusinessAcquisitionAcquireeDomain_FD7B7F8B41689B56BA18FDD91FAEDBA3" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_BusinessAcquisitionAxis_EBB20C79990A58DDEAE5FDD91FAE6AEC" xlink:to="loc_us-gaap_BusinessAcquisitionAcquireeDomain_FD7B7F8B41689B56BA18FDD91FAEDBA3" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_ElpidaCompanyMember" xlink:label="loc_mu_ElpidaCompanyMember_68C0B7267F5224326B92FDD91FAE1725" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BusinessAcquisitionAcquireeDomain_FD7B7F8B41689B56BA18FDD91FAEDBA3" xlink:to="loc_mu_ElpidaCompanyMember_68C0B7267F5224326B92FDD91FAE1725" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_SubsequentEventTypeAxis" xlink:label="loc_us-gaap_SubsequentEventTypeAxis_A7FD1C91D76BFCCD0C92FDD91FAE866C" xlink:type="locator" />
    <definitionArc order="4" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_LossContingenciesTable_2CF7B763D386BD2E11DCFDD91FAC1BFA" xlink:to="loc_us-gaap_SubsequentEventTypeAxis_A7FD1C91D76BFCCD0C92FDD91FAE866C" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_SubsequentEventTypeDomain" xlink:label="loc_us-gaap_SubsequentEventTypeDomain_D4A02CCE72907BA95269FDD91FAE8919_default" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_SubsequentEventTypeAxis_A7FD1C91D76BFCCD0C92FDD91FAE866C" xlink:to="loc_us-gaap_SubsequentEventTypeDomain_D4A02CCE72907BA95269FDD91FAE8919_default" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_SubsequentEventTypeDomain" xlink:label="loc_us-gaap_SubsequentEventTypeDomain_D4A02CCE72907BA95269FDD91FAE8919" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_SubsequentEventTypeAxis_A7FD1C91D76BFCCD0C92FDD91FAE866C" xlink:to="loc_us-gaap_SubsequentEventTypeDomain_D4A02CCE72907BA95269FDD91FAE8919" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ScenarioForecastMember" xlink:label="loc_us-gaap_ScenarioForecastMember_789B491094ECD2B7135FFDD91FAE7D1D" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SubsequentEventTypeDomain_D4A02CCE72907BA95269FDD91FAE8919" xlink:to="loc_us-gaap_ScenarioForecastMember_789B491094ECD2B7135FFDD91FAE7D1D" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis" xlink:label="loc_us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis_9896A8275005C206260CFDD91FAE35C3" xlink:type="locator" />
    <definitionArc order="5" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_LossContingenciesTable_2CF7B763D386BD2E11DCFDD91FAC1BFA" xlink:to="loc_us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis_9896A8275005C206260CFDD91FAE35C3" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_EquityMethodInvesteeNameDomain" xlink:label="loc_us-gaap_EquityMethodInvesteeNameDomain_A3E046894285B057BE64FDD91FAE34C2_default" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis_9896A8275005C206260CFDD91FAE35C3" xlink:to="loc_us-gaap_EquityMethodInvesteeNameDomain_A3E046894285B057BE64FDD91FAE34C2_default" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_EquityMethodInvesteeNameDomain" xlink:label="loc_us-gaap_EquityMethodInvesteeNameDomain_A3E046894285B057BE64FDD91FAE34C2" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis_9896A8275005C206260CFDD91FAE35C3" xlink:to="loc_us-gaap_EquityMethodInvesteeNameDomain_A3E046894285B057BE64FDD91FAE34C2" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_InoteraMember" xlink:label="loc_mu_InoteraMember_287B744BA0EE62BD5D44FDD91FAEAC2F" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EquityMethodInvesteeNameDomain_A3E046894285B057BE64FDD91FAE34C2" xlink:to="loc_mu_InoteraMember_287B744BA0EE62BD5D44FDD91FAEAC2F" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_LossContingencyDamagesSoughtValue" xlink:label="loc_us-gaap_LossContingencyDamagesSoughtValue_0F83C2DC360317DD8B48FDD91FAEC3F1" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LossContingenciesLineItems_DE0E011BAE967639DF66FDD91FAE515A" xlink:to="loc_us-gaap_LossContingencyDamagesSoughtValue_0F83C2DC360317DD8B48FDD91FAEC3F1" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_LossContingencyPendingClaimsNumber" xlink:label="loc_us-gaap_LossContingencyPendingClaimsNumber_7761B471E22972BC1242FDD91FAE9724" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LossContingenciesLineItems_DE0E011BAE967639DF66FDD91FAE515A" xlink:to="loc_us-gaap_LossContingencyPendingClaimsNumber_7761B471E22972BC1242FDD91FAE9724" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_LossContingencyClaimsSettledAndDismissedNumber" xlink:label="loc_us-gaap_LossContingencyClaimsSettledAndDismissedNumber_EE6D198C338C5FDBF065FDD91FAF0ECA" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LossContingenciesLineItems_DE0E011BAE967639DF66FDD91FAE515A" xlink:to="loc_us-gaap_LossContingencyClaimsSettledAndDismissedNumber_EE6D198C338C5FDBF065FDD91FAF0ECA" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_NumberOfUsStatesAndTerritoriesFilingSuit" xlink:label="loc_mu_NumberOfUsStatesAndTerritoriesFilingSuit_84A563464FF8A2FDF365FDD91FAFBF6A" xlink:type="locator" />
    <definitionArc order="4" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LossContingenciesLineItems_DE0E011BAE967639DF66FDD91FAE515A" xlink:to="loc_mu_NumberOfUsStatesAndTerritoriesFilingSuit_84A563464FF8A2FDF365FDD91FAFBF6A" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_LitigationSettlementAmount" xlink:label="loc_us-gaap_LitigationSettlementAmount_439109A8B9514B9687A0FDD91FAF7382" xlink:type="locator" />
    <definitionArc order="5" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LossContingenciesLineItems_DE0E011BAE967639DF66FDD91FAE515A" xlink:to="loc_us-gaap_LitigationSettlementAmount_439109A8B9514B9687A0FDD91FAF7382" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_LossContingencySettlementAgreementNumberOfInstallmentPayments" xlink:label="loc_mu_LossContingencySettlementAgreementNumberOfInstallmentPayments_6163DE6A4F075765DF15FDD91FAF0ABA" xlink:type="locator" />
    <definitionArc order="6" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LossContingenciesLineItems_DE0E011BAE967639DF66FDD91FAE515A" xlink:to="loc_mu_LossContingencySettlementAgreementNumberOfInstallmentPayments_6163DE6A4F075765DF15FDD91FAF0ABA" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_LossContingencySettlementAgreementNumberOfYearsForInstallmentPayments1" xlink:label="loc_mu_LossContingencySettlementAgreementNumberOfYearsForInstallmentPayments1_E59B99DFB5237B261B68FE0AF37877ED" xlink:type="locator" />
    <definitionArc order="7" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LossContingenciesLineItems_DE0E011BAE967639DF66FDD91FAE515A" xlink:to="loc_mu_LossContingencySettlementAgreementNumberOfYearsForInstallmentPayments1_E59B99DFB5237B261B68FE0AF37877ED" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_PaymentsForLegalSettlements" xlink:label="loc_us-gaap_PaymentsForLegalSettlements_A89DD6D609845ED27C2EFDD91FAF9E90" xlink:type="locator" />
    <definitionArc order="8" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LossContingenciesLineItems_DE0E011BAE967639DF66FDD91FAE515A" xlink:to="loc_us-gaap_PaymentsForLegalSettlements_A89DD6D609845ED27C2EFDD91FAF9E90" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_LossContingencyNumberOfDefendants" xlink:label="loc_us-gaap_LossContingencyNumberOfDefendants_95EF1F828CD9A6BCC60BFDD91FAFC38B" xlink:type="locator" />
    <definitionArc order="9" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LossContingenciesLineItems_DE0E011BAE967639DF66FDD91FAE515A" xlink:to="loc_us-gaap_LossContingencyNumberOfDefendants_95EF1F828CD9A6BCC60BFDD91FAFC38B" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_LossContingencyPatentsAllegedlyInfringedNumber" xlink:label="loc_us-gaap_LossContingencyPatentsAllegedlyInfringedNumber_34EB8B792AB88DCC39EFFDD91FAFE309" xlink:type="locator" />
    <definitionArc order="10" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LossContingenciesLineItems_DE0E011BAE967639DF66FDD91FAE515A" xlink:to="loc_us-gaap_LossContingencyPatentsAllegedlyInfringedNumber_34EB8B792AB88DCC39EFFDD91FAFE309" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_LossContingencyPatentsAllegedlyInfringedAdditionalPatentsAsserted" xlink:label="loc_mu_LossContingencyPatentsAllegedlyInfringedAdditionalPatentsAsserted_F69FE2FEBC31B3CB050EFDD91FAFE03F" xlink:type="locator" />
    <definitionArc order="11" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LossContingenciesLineItems_DE0E011BAE967639DF66FDD91FAE515A" xlink:to="loc_mu_LossContingencyPatentsAllegedlyInfringedAdditionalPatentsAsserted_F69FE2FEBC31B3CB050EFDD91FAFE03F" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_LossContingencyNumberOfPetitionsSubmittedForInterPartesReview" xlink:label="loc_mu_LossContingencyNumberOfPetitionsSubmittedForInterPartesReview_31428CF68E7E0E72D293FDD91FAFC4DB" xlink:type="locator" />
    <definitionArc order="12" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LossContingenciesLineItems_DE0E011BAE967639DF66FDD91FAE515A" xlink:to="loc_mu_LossContingencyNumberOfPetitionsSubmittedForInterPartesReview_31428CF68E7E0E72D293FDD91FAFC4DB" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_LossContingencySettlementAgreementDate" xlink:label="loc_us-gaap_LossContingencySettlementAgreementDate_577525BC208D7764768AFDD91FAFAFD1" xlink:type="locator" />
    <definitionArc order="13" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LossContingenciesLineItems_DE0E011BAE967639DF66FDD91FAE515A" xlink:to="loc_us-gaap_LossContingencySettlementAgreementDate_577525BC208D7764768AFDD91FAFAFD1" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_LossContingencyNumberOfPlaintiffs" xlink:label="loc_us-gaap_LossContingencyNumberOfPlaintiffs_55E6772326D8EC097FD1FDD91FAFCFE3" xlink:type="locator" />
    <definitionArc order="14" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LossContingenciesLineItems_DE0E011BAE967639DF66FDD91FAE515A" xlink:to="loc_us-gaap_LossContingencyNumberOfPlaintiffs_55E6772326D8EC097FD1FDD91FAFCFE3" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_LossContingencyDateComplaintWithdrawn" xlink:label="loc_mu_LossContingencyDateComplaintWithdrawn_3F429EA2059BFF1D6C0EFDD91FAF47DC" xlink:type="locator" />
    <definitionArc order="15" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LossContingenciesLineItems_DE0E011BAE967639DF66FDD91FAE515A" xlink:to="loc_mu_LossContingencyDateComplaintWithdrawn_3F429EA2059BFF1D6C0EFDD91FAF47DC" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_CourtRulingPatentsUnenforceableAgainstUsDueToSpoliation" xlink:label="loc_mu_CourtRulingPatentsUnenforceableAgainstUsDueToSpoliation_E9DB4A7C964096DEE7CEFDD91FAF383A" xlink:type="locator" />
    <definitionArc order="16" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LossContingenciesLineItems_DE0E011BAE967639DF66FDD91FAE515A" xlink:to="loc_mu_CourtRulingPatentsUnenforceableAgainstUsDueToSpoliation_E9DB4A7C964096DEE7CEFDD91FAF383A" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_EquityMethodInvestmentNetCarryingValueOfSharesSubjectToLitigation" xlink:label="loc_mu_EquityMethodInvestmentNetCarryingValueOfSharesSubjectToLitigation_138331CCFB6340CCC263FDD91FAFF141" xlink:type="locator" />
    <definitionArc order="17" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LossContingenciesLineItems_DE0E011BAE967639DF66FDD91FAE515A" xlink:to="loc_mu_EquityMethodInvestmentNetCarryingValueOfSharesSubjectToLitigation_138331CCFB6340CCC263FDD91FAFF141" xlink:type="arc" />
  </definitionLink>
  <definitionLink xlink:role="http://www.micron.com/role/Debt" xlink:type="extended" />
  <definitionLink xlink:role="http://www.micron.com/role/DebtElpidaDebtRestructureDetails" xlink:type="extended">
    <loc xlink:href="mu-20130829.xsd#mu_AssumedDebtSubjecttoBankruptcyLineItems" xlink:label="loc_mu_AssumedDebtSubjecttoBankruptcyLineItems_F4582612B8FC2D04AF549A2E9A46E889" xlink:type="locator" />
    <loc xlink:href="mu-20130829.xsd#mu_AssumedDebtSubjecttoBankruptcyTable" xlink:label="loc_mu_AssumedDebtSubjecttoBankruptcyTable_FED44D46D3A5D75522E59A2E9A45AAC1" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_mu_AssumedDebtSubjecttoBankruptcyLineItems_F4582612B8FC2D04AF549A2E9A46E889" xlink:to="loc_mu_AssumedDebtSubjecttoBankruptcyTable_FED44D46D3A5D75522E59A2E9A45AAC1" xlink:type="arc" xbrldt:closed="true" xbrldt:contextElement="segment" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_StatementScenarioAxis" xlink:label="loc_us-gaap_StatementScenarioAxis_28D4CD871718B6D831D99A2E9A45E7F5" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_mu_AssumedDebtSubjecttoBankruptcyTable_FED44D46D3A5D75522E59A2E9A45AAC1" xlink:to="loc_us-gaap_StatementScenarioAxis_28D4CD871718B6D831D99A2E9A45E7F5" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ScenarioUnspecifiedDomain" xlink:label="loc_us-gaap_ScenarioUnspecifiedDomain_26449EC0933ABC86FB3D9A2E9A456DD1_default" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_StatementScenarioAxis_28D4CD871718B6D831D99A2E9A45E7F5" xlink:to="loc_us-gaap_ScenarioUnspecifiedDomain_26449EC0933ABC86FB3D9A2E9A456DD1_default" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ScenarioUnspecifiedDomain" xlink:label="loc_us-gaap_ScenarioUnspecifiedDomain_26449EC0933ABC86FB3D9A2E9A456DD1" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_StatementScenarioAxis_28D4CD871718B6D831D99A2E9A45E7F5" xlink:to="loc_us-gaap_ScenarioUnspecifiedDomain_26449EC0933ABC86FB3D9A2E9A456DD1" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ScenarioPlanMember" xlink:label="loc_us-gaap_ScenarioPlanMember_F29FBC4362D90AF5FB729A2E9A4576A2" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ScenarioUnspecifiedDomain_26449EC0933ABC86FB3D9A2E9A456DD1" xlink:to="loc_us-gaap_ScenarioPlanMember_F29FBC4362D90AF5FB729A2E9A4576A2" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_BusinessAcquisitionAxis" xlink:label="loc_us-gaap_BusinessAcquisitionAxis_474AF47B8B42DB302D2C9A2E9A45550D" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_mu_AssumedDebtSubjecttoBankruptcyTable_FED44D46D3A5D75522E59A2E9A45AAC1" xlink:to="loc_us-gaap_BusinessAcquisitionAxis_474AF47B8B42DB302D2C9A2E9A45550D" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_BusinessAcquisitionAcquireeDomain" xlink:label="loc_us-gaap_BusinessAcquisitionAcquireeDomain_EE8234BFA6F26AE1D2329A2E9A45B726_default" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_BusinessAcquisitionAxis_474AF47B8B42DB302D2C9A2E9A45550D" xlink:to="loc_us-gaap_BusinessAcquisitionAcquireeDomain_EE8234BFA6F26AE1D2329A2E9A45B726_default" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_BusinessAcquisitionAcquireeDomain" xlink:label="loc_us-gaap_BusinessAcquisitionAcquireeDomain_EE8234BFA6F26AE1D2329A2E9A45B726" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_BusinessAcquisitionAxis_474AF47B8B42DB302D2C9A2E9A45550D" xlink:to="loc_us-gaap_BusinessAcquisitionAcquireeDomain_EE8234BFA6F26AE1D2329A2E9A45B726" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_ElpidaMemoryIncMember" xlink:label="loc_mu_ElpidaMemoryIncMember_DD7FED2BD6C29A062D689A2E9A4500B8" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BusinessAcquisitionAcquireeDomain_EE8234BFA6F26AE1D2329A2E9A45B726" xlink:to="loc_mu_ElpidaMemoryIncMember_DD7FED2BD6C29A062D689A2E9A4500B8" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_AkitaMember" xlink:label="loc_mu_AkitaMember_792416883BFD584FBA479A2E9A45F247" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BusinessAcquisitionAcquireeDomain_EE8234BFA6F26AE1D2329A2E9A45B726" xlink:to="loc_mu_AkitaMember_792416883BFD584FBA479A2E9A45F247" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_ElpidaCompanyMember" xlink:label="loc_mu_ElpidaCompanyMember_66E93DBE09CD642BCFA99A2E9A45FA65" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BusinessAcquisitionAcquireeDomain_EE8234BFA6F26AE1D2329A2E9A45B726" xlink:to="loc_mu_ElpidaCompanyMember_66E93DBE09CD642BCFA99A2E9A45FA65" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_LongtermDebtTypeAxis" xlink:label="loc_us-gaap_LongtermDebtTypeAxis_DAA8FB7582107BEC95A79A2E9A45C09C" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_mu_AssumedDebtSubjecttoBankruptcyTable_FED44D46D3A5D75522E59A2E9A45AAC1" xlink:to="loc_us-gaap_LongtermDebtTypeAxis_DAA8FB7582107BEC95A79A2E9A45C09C" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_LongtermDebtTypeDomain" xlink:label="loc_us-gaap_LongtermDebtTypeDomain_CA853C8843D74128133A9A2E9A456A16_default" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_LongtermDebtTypeAxis_DAA8FB7582107BEC95A79A2E9A45C09C" xlink:to="loc_us-gaap_LongtermDebtTypeDomain_CA853C8843D74128133A9A2E9A456A16_default" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_LongtermDebtTypeDomain" xlink:label="loc_us-gaap_LongtermDebtTypeDomain_CA853C8843D74128133A9A2E9A456A16" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_LongtermDebtTypeAxis_DAA8FB7582107BEC95A79A2E9A45C09C" xlink:to="loc_us-gaap_LongtermDebtTypeDomain_CA853C8843D74128133A9A2E9A456A16" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_ReorganizationobligationMember" xlink:label="loc_mu_ReorganizationobligationMember_961C70792D0B03F995809A2E9A46ACC9" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LongtermDebtTypeDomain_CA853C8843D74128133A9A2E9A456A16" xlink:to="loc_mu_ReorganizationobligationMember_961C70792D0B03F995809A2E9A46ACC9" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_RecoveryRateOfSecuredCreditors" xlink:label="loc_mu_RecoveryRateOfSecuredCreditors_0FA793DE8E5864DCE2D69A2E9A46E3DD" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_mu_AssumedDebtSubjecttoBankruptcyLineItems_F4582612B8FC2D04AF549A2E9A46E889" xlink:to="loc_mu_RecoveryRateOfSecuredCreditors_0FA793DE8E5864DCE2D69A2E9A46E3DD" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_RecoveryRateofUnsecuredCreditors" xlink:label="loc_mu_RecoveryRateofUnsecuredCreditors_3176CD747839CBFDCAA79A2E9A46239D" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_mu_AssumedDebtSubjecttoBankruptcyLineItems_F4582612B8FC2D04AF549A2E9A46E889" xlink:to="loc_mu_RecoveryRateofUnsecuredCreditors_3176CD747839CBFDCAA79A2E9A46239D" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_PaymentsToAcquireBusinessesGross" xlink:label="loc_us-gaap_PaymentsToAcquireBusinessesGross_44E183DB187B10D346DE9A2E9A46DCDF" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_mu_AssumedDebtSubjecttoBankruptcyLineItems_F4582612B8FC2D04AF549A2E9A46E889" xlink:to="loc_us-gaap_PaymentsToAcquireBusinessesGross_44E183DB187B10D346DE9A2E9A46DCDF" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_ReorganizationPlanFuturePayments" xlink:label="loc_mu_ReorganizationPlanFuturePayments_503AC7E3B3CDD4CD66599A2E9A46E12F" xlink:type="locator" />
    <definitionArc order="4" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_mu_AssumedDebtSubjecttoBankruptcyLineItems_F4582612B8FC2D04AF549A2E9A46E889" xlink:to="loc_mu_ReorganizationPlanFuturePayments_503AC7E3B3CDD4CD66599A2E9A46E12F" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_ReorganizationPlanNumberOfAnnualInstallmentPayments" xlink:label="loc_mu_ReorganizationPlanNumberOfAnnualInstallmentPayments_7B9A2932687182B4DE2C9A2E9A46EE39" xlink:type="locator" />
    <definitionArc order="5" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_mu_AssumedDebtSubjecttoBankruptcyLineItems_F4582612B8FC2D04AF549A2E9A46E889" xlink:to="loc_mu_ReorganizationPlanNumberOfAnnualInstallmentPayments_7B9A2932687182B4DE2C9A2E9A46EE39" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DebtInstrumentInterestRateEffectivePercentage" xlink:label="loc_us-gaap_DebtInstrumentInterestRateEffectivePercentage_AEF55909BB2829FE913D9A2E9A461506" xlink:type="locator" />
    <definitionArc order="6" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_mu_AssumedDebtSubjecttoBankruptcyLineItems_F4582612B8FC2D04AF549A2E9A46E889" xlink:to="loc_us-gaap_DebtInstrumentInterestRateEffectivePercentage_AEF55909BB2829FE913D9A2E9A461506" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_ReorganizationPaymentsByMaturityAbstract" xlink:label="loc_mu_ReorganizationPaymentsByMaturityAbstract_364D29F9FDC11816B1A79A2E9A46178A" xlink:type="locator" />
    <definitionArc order="7" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_mu_AssumedDebtSubjecttoBankruptcyLineItems_F4582612B8FC2D04AF549A2E9A46E889" xlink:to="loc_mu_ReorganizationPaymentsByMaturityAbstract_364D29F9FDC11816B1A79A2E9A46178A" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_InitialInstallmetReorganizationPayment" xlink:label="loc_mu_InitialInstallmetReorganizationPayment_857139F1562E4005DF6D9A2E9A46A552" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_mu_ReorganizationPaymentsByMaturityAbstract_364D29F9FDC11816B1A79A2E9A46178A" xlink:to="loc_mu_InitialInstallmetReorganizationPayment_857139F1562E4005DF6D9A2E9A46A552" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_ReorganizationPaymentYearOne" xlink:label="loc_mu_ReorganizationPaymentYearOne_D49AE18C3DD60492EE919A2E9A46B911" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_mu_ReorganizationPaymentsByMaturityAbstract_364D29F9FDC11816B1A79A2E9A46178A" xlink:to="loc_mu_ReorganizationPaymentYearOne_D49AE18C3DD60492EE919A2E9A46B911" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_ReorganizationPaymentYearTwo" xlink:label="loc_mu_ReorganizationPaymentYearTwo_6C0E54D5C2BACBC11F479A2E9A469B43" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_mu_ReorganizationPaymentsByMaturityAbstract_364D29F9FDC11816B1A79A2E9A46178A" xlink:to="loc_mu_ReorganizationPaymentYearTwo_6C0E54D5C2BACBC11F479A2E9A469B43" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_ReorganizationPaymentYearThree" xlink:label="loc_mu_ReorganizationPaymentYearThree_2643F4DAB80EBE59E4489A2E9A4691DC" xlink:type="locator" />
    <definitionArc order="4" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_mu_ReorganizationPaymentsByMaturityAbstract_364D29F9FDC11816B1A79A2E9A46178A" xlink:to="loc_mu_ReorganizationPaymentYearThree_2643F4DAB80EBE59E4489A2E9A4691DC" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_ReorganizationPaymentYearFour" xlink:label="loc_mu_ReorganizationPaymentYearFour_50A8548E69F50B2DC78F9A2E9A469E9B" xlink:type="locator" />
    <definitionArc order="5" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_mu_ReorganizationPaymentsByMaturityAbstract_364D29F9FDC11816B1A79A2E9A46178A" xlink:to="loc_mu_ReorganizationPaymentYearFour_50A8548E69F50B2DC78F9A2E9A469E9B" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_ReorganizationPaymentYearFive" xlink:label="loc_mu_ReorganizationPaymentYearFive_B86A97D9D495B96322DB9A2E9A46AEFC" xlink:type="locator" />
    <definitionArc order="6" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_mu_ReorganizationPaymentsByMaturityAbstract_364D29F9FDC11816B1A79A2E9A46178A" xlink:to="loc_mu_ReorganizationPaymentYearFive_B86A97D9D495B96322DB9A2E9A46AEFC" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_ReorganizationPaymentYearSix" xlink:label="loc_mu_ReorganizationPaymentYearSix_B1E88F1195498DE5D3409A2E9A46927C" xlink:type="locator" />
    <definitionArc order="7" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_mu_ReorganizationPaymentsByMaturityAbstract_364D29F9FDC11816B1A79A2E9A46178A" xlink:to="loc_mu_ReorganizationPaymentYearSix_B1E88F1195498DE5D3409A2E9A46927C" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_ReorganizationPaymentYearSeven" xlink:label="loc_mu_ReorganizationPaymentYearSeven_2414D2203AA0835916219A2E9A46A5BB" xlink:type="locator" />
    <definitionArc order="8" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_mu_ReorganizationPaymentsByMaturityAbstract_364D29F9FDC11816B1A79A2E9A46178A" xlink:to="loc_mu_ReorganizationPaymentYearSeven_2414D2203AA0835916219A2E9A46A5BB" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_ReorganizationPlanPaymentsTotalCashPayments" xlink:label="loc_mu_ReorganizationPlanPaymentsTotalCashPayments_73E78229E7EFD2099C5C9A2E9A46ACD4" xlink:type="locator" />
    <definitionArc order="9" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_mu_ReorganizationPaymentsByMaturityAbstract_364D29F9FDC11816B1A79A2E9A46178A" xlink:to="loc_mu_ReorganizationPlanPaymentsTotalCashPayments_73E78229E7EFD2099C5C9A2E9A46ACD4" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_BusinessCombinationDescriptionAbstract" xlink:label="loc_us-gaap_BusinessCombinationDescriptionAbstract_3089ADCAEE5E6A19E2EE9A2E9A4671D6" xlink:type="locator" />
    <definitionArc order="8" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_mu_AssumedDebtSubjecttoBankruptcyLineItems_F4582612B8FC2D04AF549A2E9A46E889" xlink:to="loc_us-gaap_BusinessCombinationDescriptionAbstract_3089ADCAEE5E6A19E2EE9A2E9A4671D6" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_InitialInstallmentReorganizationPaymenttoThirdPartyCreditors" xlink:label="loc_mu_InitialInstallmentReorganizationPaymenttoThirdPartyCreditors_D24341A25CD2DB5733E89A2E9A46F5D9" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BusinessCombinationDescriptionAbstract_3089ADCAEE5E6A19E2EE9A2E9A4671D6" xlink:to="loc_mu_InitialInstallmentReorganizationPaymenttoThirdPartyCreditors_D24341A25CD2DB5733E89A2E9A46F5D9" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_ReorganizationPaymenttoThirdParyCreditorsinYearOne" xlink:label="loc_mu_ReorganizationPaymenttoThirdParyCreditorsinYearOne_19612984D5A1777CEDC89A2E9A47D4FA" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BusinessCombinationDescriptionAbstract_3089ADCAEE5E6A19E2EE9A2E9A4671D6" xlink:to="loc_mu_ReorganizationPaymenttoThirdParyCreditorsinYearOne_19612984D5A1777CEDC89A2E9A47D4FA" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_ReorganizationPaymenttoThirdPartyCreditosinYearTwo" xlink:label="loc_mu_ReorganizationPaymenttoThirdPartyCreditosinYearTwo_FEA19D08D0F0EA103B899A2E9A476036" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BusinessCombinationDescriptionAbstract_3089ADCAEE5E6A19E2EE9A2E9A4671D6" xlink:to="loc_mu_ReorganizationPaymenttoThirdPartyCreditosinYearTwo_FEA19D08D0F0EA103B899A2E9A476036" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_ReorganizationPaymenttoThirdPartyCreditorsinYearThree" xlink:label="loc_mu_ReorganizationPaymenttoThirdPartyCreditorsinYearThree_99B0118728B1DAABA0339A2E9A47C605" xlink:type="locator" />
    <definitionArc order="4" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BusinessCombinationDescriptionAbstract_3089ADCAEE5E6A19E2EE9A2E9A4671D6" xlink:to="loc_mu_ReorganizationPaymenttoThirdPartyCreditorsinYearThree_99B0118728B1DAABA0339A2E9A47C605" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_ReorganizationPaymenttoThirdPartyCreditorsinYearFour" xlink:label="loc_mu_ReorganizationPaymenttoThirdPartyCreditorsinYearFour_09B1275C493C7A51995A9A2E9A476A26" xlink:type="locator" />
    <definitionArc order="5" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BusinessCombinationDescriptionAbstract_3089ADCAEE5E6A19E2EE9A2E9A4671D6" xlink:to="loc_mu_ReorganizationPaymenttoThirdPartyCreditorsinYearFour_09B1275C493C7A51995A9A2E9A476A26" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_ReorganizationPaymenttoThirdPartyCreditorsinYearFive" xlink:label="loc_mu_ReorganizationPaymenttoThirdPartyCreditorsinYearFive_1BD6723E9E01D7D016B19A2E9A479780" xlink:type="locator" />
    <definitionArc order="6" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BusinessCombinationDescriptionAbstract_3089ADCAEE5E6A19E2EE9A2E9A4671D6" xlink:to="loc_mu_ReorganizationPaymenttoThirdPartyCreditorsinYearFive_1BD6723E9E01D7D016B19A2E9A479780" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_ReorganizationPaymenttoThirdPartyCreditorsinYearSix" xlink:label="loc_mu_ReorganizationPaymenttoThirdPartyCreditorsinYearSix_F35E3B80E1DDF1E3EE069A2E9A470286" xlink:type="locator" />
    <definitionArc order="7" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BusinessCombinationDescriptionAbstract_3089ADCAEE5E6A19E2EE9A2E9A4671D6" xlink:to="loc_mu_ReorganizationPaymenttoThirdPartyCreditorsinYearSix_F35E3B80E1DDF1E3EE069A2E9A470286" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_ReorganizationPaymenttoThirdPartyCreditorsinYearSeven" xlink:label="loc_mu_ReorganizationPaymenttoThirdPartyCreditorsinYearSeven_D252D0049ACAAB9AB7839A2E9A477782" xlink:type="locator" />
    <definitionArc order="8" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BusinessCombinationDescriptionAbstract_3089ADCAEE5E6A19E2EE9A2E9A4671D6" xlink:to="loc_mu_ReorganizationPaymenttoThirdPartyCreditorsinYearSeven_D252D0049ACAAB9AB7839A2E9A477782" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_ReorganizationPaymenttoThirdPartyCreditorsTotalCashPayments" xlink:label="loc_mu_ReorganizationPaymenttoThirdPartyCreditorsTotalCashPayments_5E3EC601C5D51B9ED5FE9A2E9A473BDD" xlink:type="locator" />
    <definitionArc order="9" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BusinessCombinationDescriptionAbstract_3089ADCAEE5E6A19E2EE9A2E9A4671D6" xlink:to="loc_mu_ReorganizationPaymenttoThirdPartyCreditorsTotalCashPayments_5E3EC601C5D51B9ED5FE9A2E9A473BDD" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DebtInstrumentUnamortizedDiscount" xlink:label="loc_us-gaap_DebtInstrumentUnamortizedDiscount_EDB4B28BB8BCE28983969A2E9A471BCA" xlink:type="locator" />
    <definitionArc order="10" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BusinessCombinationDescriptionAbstract_3089ADCAEE5E6A19E2EE9A2E9A4671D6" xlink:to="loc_us-gaap_DebtInstrumentUnamortizedDiscount_EDB4B28BB8BCE28983969A2E9A471BCA" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DebtAndCapitalLeaseObligations" xlink:label="loc_us-gaap_DebtAndCapitalLeaseObligations_B861CAE7678629C083B69A2E9A47D7EF" xlink:type="locator" />
    <definitionArc order="11" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BusinessCombinationDescriptionAbstract_3089ADCAEE5E6A19E2EE9A2E9A4671D6" xlink:to="loc_us-gaap_DebtAndCapitalLeaseObligations_B861CAE7678629C083B69A2E9A47D7EF" xlink:type="arc" />
  </definitionLink>
  <definitionLink xlink:role="http://www.micron.com/role/DebtExtinguishmentOfDebtDetails" xlink:type="extended">
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ExtinguishmentOfDebtLineItems" xlink:label="loc_us-gaap_ExtinguishmentOfDebtLineItems_4B0E0FF9A6D347E61F1A9A2E9C89B3F0" xlink:type="locator" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ScheduleOfExtinguishmentOfDebtTable" xlink:label="loc_us-gaap_ScheduleOfExtinguishmentOfDebtTable_ED5280007270D8BD44719A2E9C899354" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_ExtinguishmentOfDebtLineItems_4B0E0FF9A6D347E61F1A9A2E9C89B3F0" xlink:to="loc_us-gaap_ScheduleOfExtinguishmentOfDebtTable_ED5280007270D8BD44719A2E9C899354" xlink:type="arc" xbrldt:closed="true" xbrldt:contextElement="segment" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ExtinguishmentOfDebtAxis" xlink:label="loc_us-gaap_ExtinguishmentOfDebtAxis_EB79F3AB250D6A01466A9A2E9C8922DF" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfExtinguishmentOfDebtTable_ED5280007270D8BD44719A2E9C899354" xlink:to="loc_us-gaap_ExtinguishmentOfDebtAxis_EB79F3AB250D6A01466A9A2E9C8922DF" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ExtinguishmentOfDebtTypeDomain" xlink:label="loc_us-gaap_ExtinguishmentOfDebtTypeDomain_156C8200159E7A087B649A2E9C89B8FF_default" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_ExtinguishmentOfDebtAxis_EB79F3AB250D6A01466A9A2E9C8922DF" xlink:to="loc_us-gaap_ExtinguishmentOfDebtTypeDomain_156C8200159E7A087B649A2E9C89B8FF_default" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ExtinguishmentOfDebtTypeDomain" xlink:label="loc_us-gaap_ExtinguishmentOfDebtTypeDomain_156C8200159E7A087B649A2E9C89B8FF" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_ExtinguishmentOfDebtAxis_EB79F3AB250D6A01466A9A2E9C8922DF" xlink:to="loc_us-gaap_ExtinguishmentOfDebtTypeDomain_156C8200159E7A087B649A2E9C89B8FF" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_ConvertibleSeniorNotesDue2014Member" xlink:label="loc_mu_ConvertibleSeniorNotesDue2014Member_095FA475EDF598ED32759A2E9C89E36D" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ExtinguishmentOfDebtTypeDomain_156C8200159E7A087B649A2E9C89B8FF" xlink:to="loc_mu_ConvertibleSeniorNotesDue2014Member_095FA475EDF598ED32759A2E9C89E36D" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_ConvertibleSeniorNotesDue2013Member" xlink:label="loc_mu_ConvertibleSeniorNotesDue2013Member_3B691D15A6B26DA86DDB9A2E9C892A5A" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ExtinguishmentOfDebtTypeDomain_156C8200159E7A087B649A2E9C89B8FF" xlink:to="loc_mu_ConvertibleSeniorNotesDue2013Member_3B691D15A6B26DA86DDB9A2E9C892A5A" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_DebtRestructuringTypeAxis" xlink:label="loc_mu_DebtRestructuringTypeAxis_6F460F261024ADE0472E9A2E9C899348" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfExtinguishmentOfDebtTable_ED5280007270D8BD44719A2E9C899354" xlink:to="loc_mu_DebtRestructuringTypeAxis_6F460F261024ADE0472E9A2E9C899348" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_DebtRestructuringTypeDomain" xlink:label="loc_mu_DebtRestructuringTypeDomain_DD698487AD2C46DE84459A2E9C891183_default" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_mu_DebtRestructuringTypeAxis_6F460F261024ADE0472E9A2E9C899348" xlink:to="loc_mu_DebtRestructuringTypeDomain_DD698487AD2C46DE84459A2E9C891183_default" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_DebtRestructuringTypeDomain" xlink:label="loc_mu_DebtRestructuringTypeDomain_DD698487AD2C46DE84459A2E9C891183" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_mu_DebtRestructuringTypeAxis_6F460F261024ADE0472E9A2E9C899348" xlink:to="loc_mu_DebtRestructuringTypeDomain_DD698487AD2C46DE84459A2E9C891183" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_ExchangedMember" xlink:label="loc_mu_ExchangedMember_64B4A98AAD334CBB3E2B9A2E9C893CF0" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_mu_DebtRestructuringTypeDomain_DD698487AD2C46DE84459A2E9C891183" xlink:to="loc_mu_ExchangedMember_64B4A98AAD334CBB3E2B9A2E9C893CF0" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_RepurchasedMember" xlink:label="loc_mu_RepurchasedMember_3E5D883043813D607CD19A2E9C89DDE8" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_mu_DebtRestructuringTypeDomain_DD698487AD2C46DE84459A2E9C891183" xlink:to="loc_mu_RepurchasedMember_3E5D883043813D607CD19A2E9C89DDE8" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ExtinguishmentOfDebtAmount" xlink:label="loc_us-gaap_ExtinguishmentOfDebtAmount_E81A078D03E5C7AF2F219A2E9C8939F3" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ExtinguishmentOfDebtLineItems_4B0E0FF9A6D347E61F1A9A2E9C89B3F0" xlink:to="loc_us-gaap_ExtinguishmentOfDebtAmount_E81A078D03E5C7AF2F219A2E9C8939F3" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_RepaymentsOfLongTermDebt" xlink:label="loc_us-gaap_RepaymentsOfLongTermDebt_61FDC64C8350AC3608639A2E9C898F4A" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ExtinguishmentOfDebtLineItems_4B0E0FF9A6D347E61F1A9A2E9C89B3F0" xlink:to="loc_us-gaap_RepaymentsOfLongTermDebt_61FDC64C8350AC3608639A2E9C898F4A" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DebtAndCapitalLeaseObligations" xlink:label="loc_us-gaap_DebtAndCapitalLeaseObligations_331D3DED0DC2BC940F1A9A2E9C8939B6" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ExtinguishmentOfDebtLineItems_4B0E0FF9A6D347E61F1A9A2E9C89B3F0" xlink:to="loc_us-gaap_DebtAndCapitalLeaseObligations_331D3DED0DC2BC940F1A9A2E9C8939B6" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DebtInstrumentUnamortizedDiscount" xlink:label="loc_us-gaap_DebtInstrumentUnamortizedDiscount_FABF75186458BCA7B3CC9A2E9C8986B7" xlink:type="locator" />
    <definitionArc order="4" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ExtinguishmentOfDebtLineItems_4B0E0FF9A6D347E61F1A9A2E9C89B3F0" xlink:to="loc_us-gaap_DebtInstrumentUnamortizedDiscount_FABF75186458BCA7B3CC9A2E9C8986B7" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DebtInstrumentConvertibleCarryingAmountOfTheEquityComponent" xlink:label="loc_us-gaap_DebtInstrumentConvertibleCarryingAmountOfTheEquityComponent_4BF87F6B41EB92655F479A2E9C89F9F6" xlink:type="locator" />
    <definitionArc order="5" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ExtinguishmentOfDebtLineItems_4B0E0FF9A6D347E61F1A9A2E9C89B3F0" xlink:to="loc_us-gaap_DebtInstrumentConvertibleCarryingAmountOfTheEquityComponent_4BF87F6B41EB92655F479A2E9C89F9F6" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_GainsLossesOnExtinguishmentOfDebt" xlink:label="loc_us-gaap_GainsLossesOnExtinguishmentOfDebt_28E449F94CF4C2CF04209A2E9C89ABB2" xlink:type="locator" />
    <definitionArc order="6" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ExtinguishmentOfDebtLineItems_4B0E0FF9A6D347E61F1A9A2E9C89B3F0" xlink:to="loc_us-gaap_GainsLossesOnExtinguishmentOfDebt_28E449F94CF4C2CF04209A2E9C89ABB2" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_FairValueOfDebtComponentOfConvertibleDebtInstrument" xlink:label="loc_mu_FairValueOfDebtComponentOfConvertibleDebtInstrument_861EE4E8A8E79262E4B49A2E9C894FC1" xlink:type="locator" />
    <definitionArc order="7" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ExtinguishmentOfDebtLineItems_4B0E0FF9A6D347E61F1A9A2E9C89B3F0" xlink:to="loc_mu_FairValueOfDebtComponentOfConvertibleDebtInstrument_861EE4E8A8E79262E4B49A2E9C894FC1" xlink:type="arc" />
  </definitionLink>
  <definitionLink xlink:role="http://www.micron.com/role/DebtScheduleOfLongTermDebtDetails" xlink:type="extended">
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DebtInstrumentLineItems" xlink:label="loc_us-gaap_DebtInstrumentLineItems_ED6113F320A4E9E71E0211A19941ECE2" xlink:type="locator" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DebtInstrumentTable" xlink:label="loc_us-gaap_DebtInstrumentTable_C9BB04DD94101C3473BB11A1993D2596" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_DebtInstrumentLineItems_ED6113F320A4E9E71E0211A19941ECE2" xlink:to="loc_us-gaap_DebtInstrumentTable_C9BB04DD94101C3473BB11A1993D2596" xlink:type="arc" xbrldt:closed="true" xbrldt:contextElement="segment" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_LongtermDebtTypeAxis" xlink:label="loc_us-gaap_LongtermDebtTypeAxis_C61029D890571892CC1211A1993D0164" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DebtInstrumentTable_C9BB04DD94101C3473BB11A1993D2596" xlink:to="loc_us-gaap_LongtermDebtTypeAxis_C61029D890571892CC1211A1993D0164" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_LongtermDebtTypeDomain" xlink:label="loc_us-gaap_LongtermDebtTypeDomain_3FC4D7F6890ED78AF25011A1993D0F15_default" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_LongtermDebtTypeAxis_C61029D890571892CC1211A1993D0164" xlink:to="loc_us-gaap_LongtermDebtTypeDomain_3FC4D7F6890ED78AF25011A1993D0F15_default" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_LongtermDebtTypeDomain" xlink:label="loc_us-gaap_LongtermDebtTypeDomain_3FC4D7F6890ED78AF25011A1993D0F15" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_LongtermDebtTypeAxis_C61029D890571892CC1211A1993D0164" xlink:to="loc_us-gaap_LongtermDebtTypeDomain_3FC4D7F6890ED78AF25011A1993D0F15" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_ReorganizationobligationMember" xlink:label="loc_mu_ReorganizationobligationMember_9039148D4DC1B40C5F6011A1993D2DC7" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LongtermDebtTypeDomain_3FC4D7F6890ED78AF25011A1993D0F15" xlink:to="loc_mu_ReorganizationobligationMember_9039148D4DC1B40C5F6011A1993D2DC7" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_CapitalLeaseObligationsMember" xlink:label="loc_us-gaap_CapitalLeaseObligationsMember_32B758801675C88A661F11A1993D0933" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LongtermDebtTypeDomain_3FC4D7F6890ED78AF25011A1993D0F15" xlink:to="loc_us-gaap_CapitalLeaseObligationsMember_32B758801675C88A661F11A1993D0933" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ConvertibleDebtMember" xlink:label="loc_us-gaap_ConvertibleDebtMember_8ADEF7C928E9443599BC11A1993D729A" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LongtermDebtTypeDomain_3FC4D7F6890ED78AF25011A1993D0F15" xlink:to="loc_us-gaap_ConvertibleDebtMember_8ADEF7C928E9443599BC11A1993D729A" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_NotesPayableOtherPayablesMember" xlink:label="loc_us-gaap_NotesPayableOtherPayablesMember_00B5AD1B8EE9BF70209211A1993E1248" xlink:type="locator" />
    <definitionArc order="4" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LongtermDebtTypeDomain_3FC4D7F6890ED78AF25011A1993D0F15" xlink:to="loc_us-gaap_NotesPayableOtherPayablesMember_00B5AD1B8EE9BF70209211A1993E1248" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_LineOfCreditMember" xlink:label="loc_us-gaap_LineOfCreditMember_0CAB71EC9176767D972311A1993E9A4E" xlink:type="locator" />
    <definitionArc order="5" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LongtermDebtTypeDomain_3FC4D7F6890ED78AF25011A1993D0F15" xlink:to="loc_us-gaap_LineOfCreditMember_0CAB71EC9176767D972311A1993E9A4E" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_LoansPayableMember" xlink:label="loc_us-gaap_LoansPayableMember_C9314FEF46E4C3EDA75C11A1993EBE04" xlink:type="locator" />
    <definitionArc order="6" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LongtermDebtTypeDomain_3FC4D7F6890ED78AF25011A1993D0F15" xlink:to="loc_us-gaap_LoansPayableMember_C9314FEF46E4C3EDA75C11A1993EBE04" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DebtInstrumentAxis" xlink:label="loc_us-gaap_DebtInstrumentAxis_E41F1DA3306392F69EA711A1993E3622" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DebtInstrumentTable_C9BB04DD94101C3473BB11A1993D2596" xlink:to="loc_us-gaap_DebtInstrumentAxis_E41F1DA3306392F69EA711A1993E3622" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DebtInstrumentNameDomain" xlink:label="loc_us-gaap_DebtInstrumentNameDomain_AFA4A6F938D6EFD78E2911A1993EE937_default" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_DebtInstrumentAxis_E41F1DA3306392F69EA711A1993E3622" xlink:to="loc_us-gaap_DebtInstrumentNameDomain_AFA4A6F938D6EFD78E2911A1993EE937_default" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DebtInstrumentNameDomain" xlink:label="loc_us-gaap_DebtInstrumentNameDomain_AFA4A6F938D6EFD78E2911A1993EE937" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_DebtInstrumentAxis_E41F1DA3306392F69EA711A1993E3622" xlink:to="loc_us-gaap_DebtInstrumentNameDomain_AFA4A6F938D6EFD78E2911A1993EE937" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_ConvertibleSeniorNotesDue2014Member" xlink:label="loc_mu_ConvertibleSeniorNotesDue2014Member_D66C4F02B1CC875E498711A1993E9634" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_AFA4A6F938D6EFD78E2911A1993EE937" xlink:to="loc_mu_ConvertibleSeniorNotesDue2014Member_D66C4F02B1CC875E498711A1993E9634" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_ConvertibleSeniorNotesDue2027Member" xlink:label="loc_mu_ConvertibleSeniorNotesDue2027Member_739F60E1EBBF20598FCA11A1993EA744" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_AFA4A6F938D6EFD78E2911A1993EE937" xlink:to="loc_mu_ConvertibleSeniorNotesDue2027Member_739F60E1EBBF20598FCA11A1993EA744" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_ConvertibleSeniorNotesDue2031AMember" xlink:label="loc_mu_ConvertibleSeniorNotesDue2031AMember_5C98D03DA8D3D71C896711A1993EA2FD" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_AFA4A6F938D6EFD78E2911A1993EE937" xlink:to="loc_mu_ConvertibleSeniorNotesDue2031AMember_5C98D03DA8D3D71C896711A1993EA2FD" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_ConvertibleSeniorNotesDue2031BMember" xlink:label="loc_mu_ConvertibleSeniorNotesDue2031BMember_45DEF0ADFCE71FD6D94011A1993E33C6" xlink:type="locator" />
    <definitionArc order="4" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_AFA4A6F938D6EFD78E2911A1993EE937" xlink:to="loc_mu_ConvertibleSeniorNotesDue2031BMember_45DEF0ADFCE71FD6D94011A1993E33C6" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_ConvertibleSeniorNotes2031AAnd2031BMember" xlink:label="loc_mu_ConvertibleSeniorNotes2031AAnd2031BMember_4FB52E2D408F11AFDE1B11A1993E8F30" xlink:type="locator" />
    <definitionArc order="5" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_AFA4A6F938D6EFD78E2911A1993EE937" xlink:to="loc_mu_ConvertibleSeniorNotes2031AAnd2031BMember_4FB52E2D408F11AFDE1B11A1993E8F30" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_ConvertibleSeniorNotesDue2032CMember" xlink:label="loc_mu_ConvertibleSeniorNotesDue2032CMember_B028B7B5A23748F7542011A1993E2F70" xlink:type="locator" />
    <definitionArc order="6" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_AFA4A6F938D6EFD78E2911A1993EE937" xlink:to="loc_mu_ConvertibleSeniorNotesDue2032CMember_B028B7B5A23748F7542011A1993E2F70" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_ConvertibleSeniorNotesDue2032DMember" xlink:label="loc_mu_ConvertibleSeniorNotesDue2032DMember_B5BDB96CD91E6EA30E1711A1993E72FB" xlink:type="locator" />
    <definitionArc order="7" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_AFA4A6F938D6EFD78E2911A1993EE937" xlink:to="loc_mu_ConvertibleSeniorNotesDue2032DMember_B5BDB96CD91E6EA30E1711A1993E72FB" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_ConvertibleSeniorNotesDue2032CAnd2032DMember" xlink:label="loc_mu_ConvertibleSeniorNotesDue2032CAnd2032DMember_AB3B9EA17026F3A731E911A1993E1D74" xlink:type="locator" />
    <definitionArc order="8" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_AFA4A6F938D6EFD78E2911A1993EE937" xlink:to="loc_mu_ConvertibleSeniorNotesDue2032CAnd2032DMember_AB3B9EA17026F3A731E911A1993E1D74" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_ConvertibleSeniorNotesDue2033EMember" xlink:label="loc_mu_ConvertibleSeniorNotesDue2033EMember_A01C40B10DA2116CA25011A1993E43A7" xlink:type="locator" />
    <definitionArc order="9" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_AFA4A6F938D6EFD78E2911A1993EE937" xlink:to="loc_mu_ConvertibleSeniorNotesDue2033EMember_A01C40B10DA2116CA25011A1993E43A7" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_ConvertibleSeniorNoteDue2033FMember" xlink:label="loc_mu_ConvertibleSeniorNoteDue2033FMember_B3001B4F1F958B9E7DDA11A1993E4064" xlink:type="locator" />
    <definitionArc order="10" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_AFA4A6F938D6EFD78E2911A1993EE937" xlink:to="loc_mu_ConvertibleSeniorNoteDue2033FMember_B3001B4F1F958B9E7DDA11A1993E4064" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_ConvertibleSeniorNotesDue2033Member" xlink:label="loc_mu_ConvertibleSeniorNotesDue2033Member_3267025C3E972A9E4F4811A1993FF0BD" xlink:type="locator" />
    <definitionArc order="11" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_AFA4A6F938D6EFD78E2911A1993EE937" xlink:to="loc_mu_ConvertibleSeniorNotesDue2033Member_3267025C3E972A9E4F4811A1993FF0BD" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_SecuredDebt2Member" xlink:label="loc_mu_SecuredDebt2Member_8659DEAFED02607215A611A1993F7912" xlink:type="locator" />
    <definitionArc order="12" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_AFA4A6F938D6EFD78E2911A1993EE937" xlink:to="loc_mu_SecuredDebt2Member_8659DEAFED02607215A611A1993F7912" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_SecuredDebt1Member" xlink:label="loc_mu_SecuredDebt1Member_37840B25B604CC6D6F2611A1993F4737" xlink:type="locator" />
    <definitionArc order="13" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_AFA4A6F938D6EFD78E2911A1993EE937" xlink:to="loc_mu_SecuredDebt1Member_37840B25B604CC6D6F2611A1993F4737" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_SecuredDebt3Member" xlink:label="loc_mu_SecuredDebt3Member_CCE2B4B01B44E984C54311A1993FE8CF" xlink:type="locator" />
    <definitionArc order="14" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_AFA4A6F938D6EFD78E2911A1993EE937" xlink:to="loc_mu_SecuredDebt3Member_CCE2B4B01B44E984C54311A1993FE8CF" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_IntelSeniorNoteMember" xlink:label="loc_mu_IntelSeniorNoteMember_B2338B04CBAD9FD6A00C11A1993F99AF" xlink:type="locator" />
    <definitionArc order="15" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_AFA4A6F938D6EFD78E2911A1993EE937" xlink:to="loc_mu_IntelSeniorNoteMember_B2338B04CBAD9FD6A00C11A1993F99AF" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_SalesLeasebackTransactionsMember" xlink:label="loc_mu_SalesLeasebackTransactionsMember_C8637BF852A9A77D3F6111A1993F3434" xlink:type="locator" />
    <definitionArc order="16" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_AFA4A6F938D6EFD78E2911A1993EE937" xlink:to="loc_mu_SalesLeasebackTransactionsMember_C8637BF852A9A77D3F6111A1993F3434" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_RevolvingCreditFacility1Member" xlink:label="loc_mu_RevolvingCreditFacility1Member_520080A4CD894FECE37311A1993FDA0E" xlink:type="locator" />
    <definitionArc order="17" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_AFA4A6F938D6EFD78E2911A1993EE937" xlink:to="loc_mu_RevolvingCreditFacility1Member_520080A4CD894FECE37311A1993FDA0E" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_RevolvingCreditFacility2Member" xlink:label="loc_mu_RevolvingCreditFacility2Member_8BB8846B9862446E76DA11A1993FB182" xlink:type="locator" />
    <definitionArc order="18" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_AFA4A6F938D6EFD78E2911A1993EE937" xlink:to="loc_mu_RevolvingCreditFacility2Member_8BB8846B9862446E76DA11A1993FB182" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_ConvertibleSeniorNotesDue2013Member" xlink:label="loc_mu_ConvertibleSeniorNotesDue2013Member_EA1807C8AC66F900CD3A11A1993FF162" xlink:type="locator" />
    <definitionArc order="19" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_AFA4A6F938D6EFD78E2911A1993EE937" xlink:to="loc_mu_ConvertibleSeniorNotesDue2013Member_EA1807C8AC66F900CD3A11A1993FF162" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_BalanceSheetLocationAxis" xlink:label="loc_us-gaap_BalanceSheetLocationAxis_D6087CC9478CF4391CFA11A1993FF795" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DebtInstrumentTable_C9BB04DD94101C3473BB11A1993D2596" xlink:to="loc_us-gaap_BalanceSheetLocationAxis_D6087CC9478CF4391CFA11A1993FF795" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_BalanceSheetLocationDomain" xlink:label="loc_us-gaap_BalanceSheetLocationDomain_D165CB5A00200FB3065911A1993FE519_default" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_BalanceSheetLocationAxis_D6087CC9478CF4391CFA11A1993FF795" xlink:to="loc_us-gaap_BalanceSheetLocationDomain_D165CB5A00200FB3065911A1993FE519_default" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_BalanceSheetLocationDomain" xlink:label="loc_us-gaap_BalanceSheetLocationDomain_D165CB5A00200FB3065911A1993FE519" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_BalanceSheetLocationAxis_D6087CC9478CF4391CFA11A1993FF795" xlink:to="loc_us-gaap_BalanceSheetLocationDomain_D165CB5A00200FB3065911A1993FE519" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_OtherNoncurrentAssetsMember" xlink:label="loc_us-gaap_OtherNoncurrentAssetsMember_3643A90E4C2C60CF0BEF11A1993FC34E" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BalanceSheetLocationDomain_D165CB5A00200FB3065911A1993FE519" xlink:to="loc_us-gaap_OtherNoncurrentAssetsMember_3643A90E4C2C60CF0BEF11A1993FC34E" xlink:type="arc" />
    <loc xlink:href="http://xbrl.sec.gov/dei/2013/dei-2013-01-31.xsd#dei_LegalEntityAxis" xlink:label="loc_dei_LegalEntityAxis_38126B3D6AE7D1E9C1D811A1993F90EC" xlink:type="locator" />
    <definitionArc order="4" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DebtInstrumentTable_C9BB04DD94101C3473BB11A1993D2596" xlink:to="loc_dei_LegalEntityAxis_38126B3D6AE7D1E9C1D811A1993F90EC" xlink:type="arc" />
    <loc xlink:href="http://xbrl.sec.gov/dei/2013/dei-2013-01-31.xsd#dei_EntityDomain" xlink:label="loc_dei_EntityDomain_ECF2A7096F5BF4083A8011A1993F4AB0_default" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_dei_LegalEntityAxis_38126B3D6AE7D1E9C1D811A1993F90EC" xlink:to="loc_dei_EntityDomain_ECF2A7096F5BF4083A8011A1993F4AB0_default" xlink:type="arc" />
    <loc xlink:href="http://xbrl.sec.gov/dei/2013/dei-2013-01-31.xsd#dei_EntityDomain" xlink:label="loc_dei_EntityDomain_ECF2A7096F5BF4083A8011A1993F4AB0" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_dei_LegalEntityAxis_38126B3D6AE7D1E9C1D811A1993F90EC" xlink:to="loc_dei_EntityDomain_ECF2A7096F5BF4083A8011A1993F4AB0" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ParentCompanyMember" xlink:label="loc_us-gaap_ParentCompanyMember_D4DCF1C34ED06687314A11A1993F156B" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityDomain_ECF2A7096F5BF4083A8011A1993F4AB0" xlink:to="loc_us-gaap_ParentCompanyMember_D4DCF1C34ED06687314A11A1993F156B" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_BusinessAcquisitionAxis" xlink:label="loc_us-gaap_BusinessAcquisitionAxis_3D94FB599D4F8141633B11A1993F83A0" xlink:type="locator" />
    <definitionArc order="5" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DebtInstrumentTable_C9BB04DD94101C3473BB11A1993D2596" xlink:to="loc_us-gaap_BusinessAcquisitionAxis_3D94FB599D4F8141633B11A1993F83A0" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_BusinessAcquisitionAcquireeDomain" xlink:label="loc_us-gaap_BusinessAcquisitionAcquireeDomain_8B1BF45BD2CC937E564511A1993FD566_default" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_BusinessAcquisitionAxis_3D94FB599D4F8141633B11A1993F83A0" xlink:to="loc_us-gaap_BusinessAcquisitionAcquireeDomain_8B1BF45BD2CC937E564511A1993FD566_default" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_BusinessAcquisitionAcquireeDomain" xlink:label="loc_us-gaap_BusinessAcquisitionAcquireeDomain_8B1BF45BD2CC937E564511A1993FD566" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_BusinessAcquisitionAxis_3D94FB599D4F8141633B11A1993F83A0" xlink:to="loc_us-gaap_BusinessAcquisitionAcquireeDomain_8B1BF45BD2CC937E564511A1993FD566" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_ElpidaCompanyMember" xlink:label="loc_mu_ElpidaCompanyMember_6E4CA96808678FB08E6A11A19940C338" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BusinessAcquisitionAcquireeDomain_8B1BF45BD2CC937E564511A1993FD566" xlink:to="loc_mu_ElpidaCompanyMember_6E4CA96808678FB08E6A11A19940C338" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_StatementScenarioAxis" xlink:label="loc_us-gaap_StatementScenarioAxis_A5A39162BF5C145BA79C11A19940F831" xlink:type="locator" />
    <definitionArc order="6" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DebtInstrumentTable_C9BB04DD94101C3473BB11A1993D2596" xlink:to="loc_us-gaap_StatementScenarioAxis_A5A39162BF5C145BA79C11A19940F831" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ScenarioUnspecifiedDomain" xlink:label="loc_us-gaap_ScenarioUnspecifiedDomain_53403805D874A67CD43511A1994067FD_default" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_StatementScenarioAxis_A5A39162BF5C145BA79C11A19940F831" xlink:to="loc_us-gaap_ScenarioUnspecifiedDomain_53403805D874A67CD43511A1994067FD_default" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ScenarioUnspecifiedDomain" xlink:label="loc_us-gaap_ScenarioUnspecifiedDomain_53403805D874A67CD43511A1994067FD" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_StatementScenarioAxis_A5A39162BF5C145BA79C11A19940F831" xlink:to="loc_us-gaap_ScenarioUnspecifiedDomain_53403805D874A67CD43511A1994067FD" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ScenarioForecastMember" xlink:label="loc_us-gaap_ScenarioForecastMember_4A9E045F95143848370811A19940AA39" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ScenarioUnspecifiedDomain_53403805D874A67CD43511A1994067FD" xlink:to="loc_us-gaap_ScenarioForecastMember_4A9E045F95143848370811A19940AA39" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_VariableRateAxis" xlink:label="loc_us-gaap_VariableRateAxis_653B3C8A42598B2AC65011A19940BFF1" xlink:type="locator" />
    <definitionArc order="7" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DebtInstrumentTable_C9BB04DD94101C3473BB11A1993D2596" xlink:to="loc_us-gaap_VariableRateAxis_653B3C8A42598B2AC65011A19940BFF1" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_VariableRateDomain" xlink:label="loc_us-gaap_VariableRateDomain_EFCD47EA7D4D7860B07911A19940FCEA_default" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_VariableRateAxis_653B3C8A42598B2AC65011A19940BFF1" xlink:to="loc_us-gaap_VariableRateDomain_EFCD47EA7D4D7860B07911A19940FCEA_default" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_VariableRateDomain" xlink:label="loc_us-gaap_VariableRateDomain_EFCD47EA7D4D7860B07911A19940FCEA" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_VariableRateAxis_653B3C8A42598B2AC65011A19940BFF1" xlink:to="loc_us-gaap_VariableRateDomain_EFCD47EA7D4D7860B07911A19940FCEA" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_LondonInterbankOfferedRateLIBORMember" xlink:label="loc_us-gaap_LondonInterbankOfferedRateLIBORMember_268B5FD8D304E6E51CE811A19940EA5F" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_VariableRateDomain_EFCD47EA7D4D7860B07911A19940FCEA" xlink:to="loc_us-gaap_LondonInterbankOfferedRateLIBORMember_268B5FD8D304E6E51CE811A19940EA5F" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_SiborMember" xlink:label="loc_mu_SiborMember_EE5FF8A2F60A24DE7FD311A1994088B1" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_VariableRateDomain_EFCD47EA7D4D7860B07911A19940FCEA" xlink:to="loc_mu_SiborMember_EE5FF8A2F60A24DE7FD311A1994088B1" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_FederalFundsEffectiveRateMember" xlink:label="loc_mu_FederalFundsEffectiveRateMember_C154E8EAD2D1DCC7168111A199409067" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_VariableRateDomain_EFCD47EA7D4D7860B07911A19940FCEA" xlink:to="loc_mu_FederalFundsEffectiveRateMember_C154E8EAD2D1DCC7168111A199409067" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_TaiwanDollarCommercialPaperRateMember" xlink:label="loc_mu_TaiwanDollarCommercialPaperRateMember_ABA8C5F13F8E041FEED111A199407727" xlink:type="locator" />
    <definitionArc order="4" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_VariableRateDomain_EFCD47EA7D4D7860B07911A19940FCEA" xlink:to="loc_mu_TaiwanDollarCommercialPaperRateMember_ABA8C5F13F8E041FEED111A199407727" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_RangeAxis" xlink:label="loc_us-gaap_RangeAxis_D5C286191ED2B165F8C411A199404C9A" xlink:type="locator" />
    <definitionArc order="8" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DebtInstrumentTable_C9BB04DD94101C3473BB11A1993D2596" xlink:to="loc_us-gaap_RangeAxis_D5C286191ED2B165F8C411A199404C9A" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_RangeMember" xlink:label="loc_us-gaap_RangeMember_91FFF3976B7601DACA1F11A199407CBF_default" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_RangeAxis_D5C286191ED2B165F8C411A199404C9A" xlink:to="loc_us-gaap_RangeMember_91FFF3976B7601DACA1F11A199407CBF_default" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_RangeMember" xlink:label="loc_us-gaap_RangeMember_91FFF3976B7601DACA1F11A199407CBF" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_RangeAxis_D5C286191ED2B165F8C411A199404C9A" xlink:to="loc_us-gaap_RangeMember_91FFF3976B7601DACA1F11A199407CBF" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_MinimumMember" xlink:label="loc_us-gaap_MinimumMember_F2818A142E480465F8EB11A199407477" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RangeMember_91FFF3976B7601DACA1F11A199407CBF" xlink:to="loc_us-gaap_MinimumMember_F2818A142E480465F8EB11A199407477" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_MaximumMember" xlink:label="loc_us-gaap_MaximumMember_6C10EB30C7348B842B6C11A199405043" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RangeMember_91FFF3976B7601DACA1F11A199407CBF" xlink:to="loc_us-gaap_MaximumMember_6C10EB30C7348B842B6C11A199405043" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_VariableInterestRateOptionsAxis" xlink:label="loc_mu_VariableInterestRateOptionsAxis_CF5DB390DFB80A09F10211A1994039BA" xlink:type="locator" />
    <definitionArc order="9" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DebtInstrumentTable_C9BB04DD94101C3473BB11A1993D2596" xlink:to="loc_mu_VariableInterestRateOptionsAxis_CF5DB390DFB80A09F10211A1994039BA" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_VariableInterestRateOptionsDomain" xlink:label="loc_mu_VariableInterestRateOptionsDomain_898E9C875113BC28D0BB11A19940A4F0_default" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_mu_VariableInterestRateOptionsAxis_CF5DB390DFB80A09F10211A1994039BA" xlink:to="loc_mu_VariableInterestRateOptionsDomain_898E9C875113BC28D0BB11A19940A4F0_default" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_VariableInterestRateOptionsDomain" xlink:label="loc_mu_VariableInterestRateOptionsDomain_898E9C875113BC28D0BB11A19940A4F0" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_mu_VariableInterestRateOptionsAxis_CF5DB390DFB80A09F10211A1994039BA" xlink:to="loc_mu_VariableInterestRateOptionsDomain_898E9C875113BC28D0BB11A19940A4F0" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_VariableInterestRateLiborOptionMember" xlink:label="loc_mu_VariableInterestRateLiborOptionMember_CFECB658F5A81A89268D11A199402815" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_mu_VariableInterestRateOptionsDomain_898E9C875113BC28D0BB11A19940A4F0" xlink:to="loc_mu_VariableInterestRateLiborOptionMember_CFECB658F5A81A89268D11A199402815" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_VariableInterestRateOneMonthLiborOptionMember" xlink:label="loc_mu_VariableInterestRateOneMonthLiborOptionMember_E6BBFF2E8C6742CE9C4D11A199419A1B" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_mu_VariableInterestRateOptionsDomain_898E9C875113BC28D0BB11A19940A4F0" xlink:to="loc_mu_VariableInterestRateOneMonthLiborOptionMember_E6BBFF2E8C6742CE9C4D11A199419A1B" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_VariableInterestRateFederalFundsEffectiveRateOptionMember" xlink:label="loc_mu_VariableInterestRateFederalFundsEffectiveRateOptionMember_44AE770716A76DD1365A11A19941F39D" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_mu_VariableInterestRateOptionsDomain_898E9C875113BC28D0BB11A19940A4F0" xlink:to="loc_mu_VariableInterestRateFederalFundsEffectiveRateOptionMember_44AE770716A76DD1365A11A19941F39D" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DebtAndCapitalLeaseObligations" xlink:label="loc_us-gaap_DebtAndCapitalLeaseObligations_9F860124A9BC40EC1ED611A199417304" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_ED6113F320A4E9E71E0211A19941ECE2" xlink:to="loc_us-gaap_DebtAndCapitalLeaseObligations_9F860124A9BC40EC1ED611A199417304" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DebtCurrent" xlink:label="loc_us-gaap_DebtCurrent_F5E2B0B2A7ECCDFD224811A199415171" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_ED6113F320A4E9E71E0211A19941ECE2" xlink:to="loc_us-gaap_DebtCurrent_F5E2B0B2A7ECCDFD224811A199415171" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_LongTermDebtAndCapitalLeaseObligations" xlink:label="loc_us-gaap_LongTermDebtAndCapitalLeaseObligations_26B0B2626498F36975D411A19941B3C4" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_ED6113F320A4E9E71E0211A19941ECE2" xlink:to="loc_us-gaap_LongTermDebtAndCapitalLeaseObligations_26B0B2626498F36975D411A19941B3C4" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_SubordinatedDebt" xlink:label="loc_us-gaap_SubordinatedDebt_1E777E0EEEFFD467A1BE11A1994183B8" xlink:type="locator" />
    <definitionArc order="4" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_ED6113F320A4E9E71E0211A19941ECE2" xlink:to="loc_us-gaap_SubordinatedDebt_1E777E0EEEFFD467A1BE11A1994183B8" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_SeniorNotesandCapitalLeases" xlink:label="loc_mu_SeniorNotesandCapitalLeases_34E10F0E7D88C5096D3C11A199413342" xlink:type="locator" />
    <definitionArc order="5" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_ED6113F320A4E9E71E0211A19941ECE2" xlink:to="loc_mu_SeniorNotesandCapitalLeases_34E10F0E7D88C5096D3C11A199413342" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_LeasesCapitalAbstract" xlink:label="loc_us-gaap_LeasesCapitalAbstract_93161E873C7998155A3A11A19941E4B5" xlink:type="locator" />
    <definitionArc order="6" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_ED6113F320A4E9E71E0211A19941ECE2" xlink:to="loc_us-gaap_LeasesCapitalAbstract_93161E873C7998155A3A11A19941E4B5" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DebtInstrumentInterestRateEffectivePercentage" xlink:label="loc_us-gaap_DebtInstrumentInterestRateEffectivePercentage_73B3405DE33EFE7E343C11A199411212" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LeasesCapitalAbstract_93161E873C7998155A3A11A19941E4B5" xlink:to="loc_us-gaap_DebtInstrumentInterestRateEffectivePercentage_73B3405DE33EFE7E343C11A199411212" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_SaleLeasebackTransactionGrossProceeds" xlink:label="loc_us-gaap_SaleLeasebackTransactionGrossProceeds_5398BFAF3FFA5C29EDAE11A19941B764" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LeasesCapitalAbstract_93161E873C7998155A3A11A19941E4B5" xlink:to="loc_us-gaap_SaleLeasebackTransactionGrossProceeds_5398BFAF3FFA5C29EDAE11A19941B764" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_CapitalLeaseObligationsIncurred" xlink:label="loc_us-gaap_CapitalLeaseObligationsIncurred_E8F8C60B508083532FDD11A19941265F" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LeasesCapitalAbstract_93161E873C7998155A3A11A19941E4B5" xlink:to="loc_us-gaap_CapitalLeaseObligationsIncurred_E8F8C60B508083532FDD11A19941265F" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_SaleLeasebackTransactionImputedInterestRate" xlink:label="loc_us-gaap_SaleLeasebackTransactionImputedInterestRate_E217B1ACF5D7E1AA546511A19941E13E" xlink:type="locator" />
    <definitionArc order="4" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LeasesCapitalAbstract_93161E873C7998155A3A11A19941E4B5" xlink:to="loc_us-gaap_SaleLeasebackTransactionImputedInterestRate_E217B1ACF5D7E1AA546511A19941E13E" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCapitalLeaseObligation" xlink:label="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCapitalLeaseObligation_F56221E595A4A07F208D11A199415602" xlink:type="locator" />
    <definitionArc order="5" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LeasesCapitalAbstract_93161E873C7998155A3A11A19941E4B5" xlink:to="loc_us-gaap_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedCapitalLeaseObligation_F56221E595A4A07F208D11A199415602" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_WeightedAverageRemainingTerm" xlink:label="loc_mu_WeightedAverageRemainingTerm_2664983BC54710A408FF11A199418B07" xlink:type="locator" />
    <definitionArc order="7" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_ED6113F320A4E9E71E0211A19941ECE2" xlink:to="loc_mu_WeightedAverageRemainingTerm_2664983BC54710A408FF11A199418B07" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DebtInstrumentMaturityDate" xlink:label="loc_us-gaap_DebtInstrumentMaturityDate_DB05313DAE48B19A91FC11A19941BF93" xlink:type="locator" />
    <definitionArc order="8" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_ED6113F320A4E9E71E0211A19941ECE2" xlink:to="loc_us-gaap_DebtInstrumentMaturityDate_DB05313DAE48B19A91FC11A19941BF93" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_LongtermConvertibleDebtCurrentAndNoncurrentAbstract" xlink:label="loc_us-gaap_LongtermConvertibleDebtCurrentAndNoncurrentAbstract_CD3A19395ED00E812DE511A19942DB09" xlink:type="locator" />
    <definitionArc order="9" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_ED6113F320A4E9E71E0211A19941ECE2" xlink:to="loc_us-gaap_LongtermConvertibleDebtCurrentAndNoncurrentAbstract_CD3A19395ED00E812DE511A19942DB09" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_ConvertibleDebtIssuancesAbstract" xlink:label="loc_mu_ConvertibleDebtIssuancesAbstract_D2746102003B5543173111A1994217F4" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LongtermConvertibleDebtCurrentAndNoncurrentAbstract_CD3A19395ED00E812DE511A19942DB09" xlink:to="loc_mu_ConvertibleDebtIssuancesAbstract_D2746102003B5543173111A1994217F4" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DebtInstrumentFaceAmount" xlink:label="loc_us-gaap_DebtInstrumentFaceAmount_3FBF45CF7704092FEE3911A19942EBD9" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_mu_ConvertibleDebtIssuancesAbstract_D2746102003B5543173111A1994217F4" xlink:to="loc_us-gaap_DebtInstrumentFaceAmount_3FBF45CF7704092FEE3911A19942EBD9" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DebtInstrumentConvertibleConversionPrice1" xlink:label="loc_us-gaap_DebtInstrumentConvertibleConversionPrice1_922DF7A7844B42F2198711A19942951F" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_mu_ConvertibleDebtIssuancesAbstract_D2746102003B5543173111A1994217F4" xlink:to="loc_us-gaap_DebtInstrumentConvertibleConversionPrice1_922DF7A7844B42F2198711A19942951F" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DebtInstrumentConvertibleNumberOfEquityInstruments" xlink:label="loc_us-gaap_DebtInstrumentConvertibleNumberOfEquityInstruments_801093AC4D539C98926E11A19942EC98" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_mu_ConvertibleDebtIssuancesAbstract_D2746102003B5543173111A1994217F4" xlink:to="loc_us-gaap_DebtInstrumentConvertibleNumberOfEquityInstruments_801093AC4D539C98926E11A19942EC98" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DebtInstrumentConvertibleStockPriceTrigger" xlink:label="loc_us-gaap_DebtInstrumentConvertibleStockPriceTrigger_A4AEC4CA104C7466515C11A19942A106" xlink:type="locator" />
    <definitionArc order="4" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_mu_ConvertibleDebtIssuancesAbstract_D2746102003B5543173111A1994217F4" xlink:to="loc_us-gaap_DebtInstrumentConvertibleStockPriceTrigger_A4AEC4CA104C7466515C11A19942A106" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DebtInstrumentConvertibleIfConvertedValueInExcessOfPrincipal" xlink:label="loc_us-gaap_DebtInstrumentConvertibleIfConvertedValueInExcessOfPrincipal_B0BBBE354DF71E318E8111A199422714" xlink:type="locator" />
    <definitionArc order="5" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_mu_ConvertibleDebtIssuancesAbstract_D2746102003B5543173111A1994217F4" xlink:to="loc_us-gaap_DebtInstrumentConvertibleIfConvertedValueInExcessOfPrincipal_B0BBBE354DF71E318E8111A199422714" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_SharePrice" xlink:label="loc_us-gaap_SharePrice_2F300B7BD6C4510F2F5C11A19942E484" xlink:type="locator" />
    <definitionArc order="6" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_mu_ConvertibleDebtIssuancesAbstract_D2746102003B5543173111A1994217F4" xlink:to="loc_us-gaap_SharePrice_2F300B7BD6C4510F2F5C11A19942E484" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DebtInstrumentConvertibleRemainingDiscountAmortizationPeriod1" xlink:label="loc_us-gaap_DebtInstrumentConvertibleRemainingDiscountAmortizationPeriod1_F28ECAF787CAE64A16AE11A1994249BF" xlink:type="locator" />
    <definitionArc order="7" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_mu_ConvertibleDebtIssuancesAbstract_D2746102003B5543173111A1994217F4" xlink:to="loc_us-gaap_DebtInstrumentConvertibleRemainingDiscountAmortizationPeriod1_F28ECAF787CAE64A16AE11A1994249BF" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DebtInstrumentUnamortizedDiscount" xlink:label="loc_us-gaap_DebtInstrumentUnamortizedDiscount_A177EA77DC1D6E5431C411A199424ED1" xlink:type="locator" />
    <definitionArc order="8" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_mu_ConvertibleDebtIssuancesAbstract_D2746102003B5543173111A1994217F4" xlink:to="loc_us-gaap_DebtInstrumentUnamortizedDiscount_A177EA77DC1D6E5431C411A199424ED1" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DebtInstrumentConvertibleCarryingAmountOfTheEquityComponent" xlink:label="loc_us-gaap_DebtInstrumentConvertibleCarryingAmountOfTheEquityComponent_16B60C3AE0D9C937F7AF11A19942269F" xlink:type="locator" />
    <definitionArc order="9" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_mu_ConvertibleDebtIssuancesAbstract_D2746102003B5543173111A1994217F4" xlink:to="loc_us-gaap_DebtInstrumentConvertibleCarryingAmountOfTheEquityComponent_16B60C3AE0D9C937F7AF11A19942269F" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ExtinguishmentOfDebtAmount" xlink:label="loc_us-gaap_ExtinguishmentOfDebtAmount_FAE3ED551D10799F148911A1994236E5" xlink:type="locator" />
    <definitionArc order="10" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_mu_ConvertibleDebtIssuancesAbstract_D2746102003B5543173111A1994217F4" xlink:to="loc_us-gaap_ExtinguishmentOfDebtAmount_FAE3ED551D10799F148911A1994236E5" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DebtInstrumentConvertibleConversionRatio1" xlink:label="loc_us-gaap_DebtInstrumentConvertibleConversionRatio1_B07ABC65111E9D0AF48011A19942382A" xlink:type="locator" />
    <definitionArc order="11" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_mu_ConvertibleDebtIssuancesAbstract_D2746102003B5543173111A1994217F4" xlink:to="loc_us-gaap_DebtInstrumentConvertibleConversionRatio1_B07ABC65111E9D0AF48011A19942382A" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_PrincipalAmountPerDebentureUsedInCoversionRate" xlink:label="loc_mu_PrincipalAmountPerDebentureUsedInCoversionRate_7C06721870A6D2E74A6411A19942120C" xlink:type="locator" />
    <definitionArc order="12" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_mu_ConvertibleDebtIssuancesAbstract_D2746102003B5543173111A1994217F4" xlink:to="loc_mu_PrincipalAmountPerDebentureUsedInCoversionRate_7C06721870A6D2E74A6411A19942120C" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DebtInstrumentConvertibleThresholdTradingDays" xlink:label="loc_us-gaap_DebtInstrumentConvertibleThresholdTradingDays_E045C6B63B38FE3EBE1F11A199429D35" xlink:type="locator" />
    <definitionArc order="13" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_mu_ConvertibleDebtIssuancesAbstract_D2746102003B5543173111A1994217F4" xlink:to="loc_us-gaap_DebtInstrumentConvertibleThresholdTradingDays_E045C6B63B38FE3EBE1F11A199429D35" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DebtInstrumentConvertibleThresholdConsecutiveTradingDays" xlink:label="loc_us-gaap_DebtInstrumentConvertibleThresholdConsecutiveTradingDays_0FB893A481381E7FD4F611A199427E66" xlink:type="locator" />
    <definitionArc order="14" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_mu_ConvertibleDebtIssuancesAbstract_D2746102003B5543173111A1994217F4" xlink:to="loc_us-gaap_DebtInstrumentConvertibleThresholdConsecutiveTradingDays_0FB893A481381E7FD4F611A199427E66" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DebtInstrumentConvertibleThresholdPercentageOfStockPriceTrigger" xlink:label="loc_us-gaap_DebtInstrumentConvertibleThresholdPercentageOfStockPriceTrigger_51117368E0F19D69F04B11A19942CD16" xlink:type="locator" />
    <definitionArc order="15" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_mu_ConvertibleDebtIssuancesAbstract_D2746102003B5543173111A1994217F4" xlink:to="loc_us-gaap_DebtInstrumentConvertibleThresholdPercentageOfStockPriceTrigger_51117368E0F19D69F04B11A19942CD16" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_ConvertibleDebtPercentageOfProductOfStockPriceAndConversionRate" xlink:label="loc_mu_ConvertibleDebtPercentageOfProductOfStockPriceAndConversionRate_52A14AEE482261D64C2811A199433E21" xlink:type="locator" />
    <definitionArc order="16" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_mu_ConvertibleDebtIssuancesAbstract_D2746102003B5543173111A1994217F4" xlink:to="loc_mu_ConvertibleDebtPercentageOfProductOfStockPriceAndConversionRate_52A14AEE482261D64C2811A199433E21" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_MakeWholePremiumDiscountRate" xlink:label="loc_mu_MakeWholePremiumDiscountRate_0A8B5F0F0653FA94337B11A19943584E" xlink:type="locator" />
    <definitionArc order="17" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_mu_ConvertibleDebtIssuancesAbstract_D2746102003B5543173111A1994217F4" xlink:to="loc_mu_MakeWholePremiumDiscountRate_0A8B5F0F0653FA94337B11A19943584E" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_PaymentsOfDebtIssuanceCosts" xlink:label="loc_us-gaap_PaymentsOfDebtIssuanceCosts_94A096364453C17B5A2611A199430F77" xlink:type="locator" />
    <definitionArc order="18" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_mu_ConvertibleDebtIssuancesAbstract_D2746102003B5543173111A1994217F4" xlink:to="loc_us-gaap_PaymentsOfDebtIssuanceCosts_94A096364453C17B5A2611A199430F77" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_UnamortizedDebtIssuanceExpense" xlink:label="loc_us-gaap_UnamortizedDebtIssuanceExpense_D4EA1E26CD64606B54C011A1994326F3" xlink:type="locator" />
    <definitionArc order="19" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_mu_ConvertibleDebtIssuancesAbstract_D2746102003B5543173111A1994217F4" xlink:to="loc_us-gaap_UnamortizedDebtIssuanceExpense_D4EA1E26CD64606B54C011A1994326F3" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_InterestCostsIncurredAbstract" xlink:label="loc_us-gaap_InterestCostsIncurredAbstract_4079AA7F3F9579C6A9A911A199435706" xlink:type="locator" />
    <definitionArc order="20" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_mu_ConvertibleDebtIssuancesAbstract_D2746102003B5543173111A1994217F4" xlink:to="loc_us-gaap_InterestCostsIncurredAbstract_4079AA7F3F9579C6A9A911A199435706" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_InterestExpenseDebtExcludingAmortization" xlink:label="loc_us-gaap_InterestExpenseDebtExcludingAmortization_A397F549DF800BC6DDF711A19943F28B" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_InterestCostsIncurredAbstract_4079AA7F3F9579C6A9A911A199435706" xlink:to="loc_us-gaap_InterestExpenseDebtExcludingAmortization_A397F549DF800BC6DDF711A19943F28B" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DebtInstrumentInterestRateStatedPercentage" xlink:label="loc_us-gaap_DebtInstrumentInterestRateStatedPercentage_CA1701540FE1AE40520511A199432810" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_InterestCostsIncurredAbstract_4079AA7F3F9579C6A9A911A199435706" xlink:to="loc_us-gaap_DebtInstrumentInterestRateStatedPercentage_CA1701540FE1AE40520511A199432810" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_AmortizationOfFinancingCostsAndDiscounts" xlink:label="loc_us-gaap_AmortizationOfFinancingCostsAndDiscounts_58074F020F11D947AB2511A199439FBA" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_InterestCostsIncurredAbstract_4079AA7F3F9579C6A9A911A199435706" xlink:to="loc_us-gaap_AmortizationOfFinancingCostsAndDiscounts_58074F020F11D947AB2511A199439FBA" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_InterestExpenseDebt" xlink:label="loc_us-gaap_InterestExpenseDebt_7C0F58C6F1D6E7CC29C811A19943D8B3" xlink:type="locator" />
    <definitionArc order="5" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_InterestCostsIncurredAbstract_4079AA7F3F9579C6A9A911A199435706" xlink:to="loc_us-gaap_InterestExpenseDebt_7C0F58C6F1D6E7CC29C811A19943D8B3" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DebtConversionConvertedInstrumentAmount1" xlink:label="loc_us-gaap_DebtConversionConvertedInstrumentAmount1_E488B8F3C4CFB1E6A7D611A1994337E4" xlink:type="locator" />
    <definitionArc order="21" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_mu_ConvertibleDebtIssuancesAbstract_D2746102003B5543173111A1994217F4" xlink:to="loc_us-gaap_DebtConversionConvertedInstrumentAmount1_E488B8F3C4CFB1E6A7D611A1994337E4" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DebtConversionConvertedInstrumentSharesIssued1" xlink:label="loc_us-gaap_DebtConversionConvertedInstrumentSharesIssued1_BE01E570F16B8880B7E311A19943EB72" xlink:type="locator" />
    <definitionArc order="22" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_mu_ConvertibleDebtIssuancesAbstract_D2746102003B5543173111A1994217F4" xlink:to="loc_us-gaap_DebtConversionConvertedInstrumentSharesIssued1_BE01E570F16B8880B7E311A19943EB72" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_DebtInstrumentConvertibleInterestExpenseMakeWhole1" xlink:label="loc_mu_DebtInstrumentConvertibleInterestExpenseMakeWhole1_F4AAA1301BF6E8A77F0A11A199433D0B" xlink:type="locator" />
    <definitionArc order="23" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_mu_ConvertibleDebtIssuancesAbstract_D2746102003B5543173111A1994217F4" xlink:to="loc_mu_DebtInstrumentConvertibleInterestExpenseMakeWhole1_F4AAA1301BF6E8A77F0A11A199433D0B" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DebtInstrumentTerm" xlink:label="loc_us-gaap_DebtInstrumentTerm_46E63595C6BC90618CD411A199436694" xlink:type="locator" />
    <definitionArc order="10" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_ED6113F320A4E9E71E0211A19941ECE2" xlink:to="loc_us-gaap_DebtInstrumentTerm_46E63595C6BC90618CD411A199436694" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_DebtInstrumentVariableReferenceRatePeriod1" xlink:label="loc_mu_DebtInstrumentVariableReferenceRatePeriod1_9C66718994AC6729346511A19943E008" xlink:type="locator" />
    <definitionArc order="11" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_ED6113F320A4E9E71E0211A19941ECE2" xlink:to="loc_mu_DebtInstrumentVariableReferenceRatePeriod1_9C66718994AC6729346511A19943E008" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DebtInstrumentBasisSpreadOnVariableRate1" xlink:label="loc_us-gaap_DebtInstrumentBasisSpreadOnVariableRate1_F31AD788C4810908F94D11A19943E6E5" xlink:type="locator" />
    <definitionArc order="12" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_ED6113F320A4E9E71E0211A19941ECE2" xlink:to="loc_us-gaap_DebtInstrumentBasisSpreadOnVariableRate1_F31AD788C4810908F94D11A19943E6E5" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DerivativeFixedInterestRate" xlink:label="loc_us-gaap_DerivativeFixedInterestRate_96AABB096D02B239C98711A19943EA71" xlink:type="locator" />
    <definitionArc order="13" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_ED6113F320A4E9E71E0211A19941ECE2" xlink:to="loc_us-gaap_DerivativeFixedInterestRate_96AABB096D02B239C98711A19943EA71" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_DebtConvenantRatioofOutstandingBalancetoFairValueofCollateral" xlink:label="loc_mu_DebtConvenantRatioofOutstandingBalancetoFairValueofCollateral_CC2B2652E17A4A395E6F11A19943EF20" xlink:type="locator" />
    <definitionArc order="14" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_ED6113F320A4E9E71E0211A19941ECE2" xlink:to="loc_mu_DebtConvenantRatioofOutstandingBalancetoFairValueofCollateral_CC2B2652E17A4A395E6F11A19943EF20" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity" xlink:label="loc_us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity_8263326A8B607B7AC97611A19944E0EF" xlink:type="locator" />
    <definitionArc order="15" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_ED6113F320A4E9E71E0211A19941ECE2" xlink:to="loc_us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity_8263326A8B607B7AC97611A19944E0EF" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_DebtInstrumentsNumberOfPeriodicPayments" xlink:label="loc_mu_DebtInstrumentsNumberOfPeriodicPayments_8DE604F17B22475641D311A19944D143" xlink:type="locator" />
    <definitionArc order="16" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_ED6113F320A4E9E71E0211A19941ECE2" xlink:to="loc_mu_DebtInstrumentsNumberOfPeriodicPayments_8DE604F17B22475641D311A19944D143" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_DebtInstrumentPeriodAfterDrawPriorToInitialPayment1" xlink:label="loc_mu_DebtInstrumentPeriodAfterDrawPriorToInitialPayment1_E3AE166A8E647DF1030911A199443F81" xlink:type="locator" />
    <definitionArc order="17" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_ED6113F320A4E9E71E0211A19941ECE2" xlink:to="loc_mu_DebtInstrumentPeriodAfterDrawPriorToInitialPayment1_E3AE166A8E647DF1030911A199443F81" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ProceedsFromLinesOfCredit" xlink:label="loc_us-gaap_ProceedsFromLinesOfCredit_8A503B01D771574A48AD11A19944AC98" xlink:type="locator" />
    <definitionArc order="18" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_ED6113F320A4E9E71E0211A19941ECE2" xlink:to="loc_us-gaap_ProceedsFromLinesOfCredit_8A503B01D771574A48AD11A19944AC98" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_BusinessCombinationRecognizedIdentifiableAssetsAcquiredandLiabilitiesAssumedLongTermDebtGross" xlink:label="loc_mu_BusinessCombinationRecognizedIdentifiableAssetsAcquiredandLiabilitiesAssumedLongTermDebtGross_B0BD997CC57A9D40466011A1994472C2" xlink:type="locator" />
    <definitionArc order="19" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_ED6113F320A4E9E71E0211A19941ECE2" xlink:to="loc_mu_BusinessCombinationRecognizedIdentifiableAssetsAcquiredandLiabilitiesAssumedLongTermDebtGross_B0BD997CC57A9D40466011A1994472C2" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DebtInstrumentInterestRateStatedPercentageRateRangeMinimum" xlink:label="loc_us-gaap_DebtInstrumentInterestRateStatedPercentageRateRangeMinimum_A6280594C0D645F1A45811A19944E5E6" xlink:type="locator" />
    <definitionArc order="20" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_ED6113F320A4E9E71E0211A19941ECE2" xlink:to="loc_us-gaap_DebtInstrumentInterestRateStatedPercentageRateRangeMinimum_A6280594C0D645F1A45811A19944E5E6" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_PercentageOfCollateralToFaceValueOfIssuedAndOuststandingCreditFacility" xlink:label="loc_mu_PercentageOfCollateralToFaceValueOfIssuedAndOuststandingCreditFacility_A37FC9B78DB12F41C33711A199446BAA" xlink:type="locator" />
    <definitionArc order="21" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_ED6113F320A4E9E71E0211A19941ECE2" xlink:to="loc_mu_PercentageOfCollateralToFaceValueOfIssuedAndOuststandingCreditFacility_A37FC9B78DB12F41C33711A199446BAA" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_LongTermDebtByMaturityAbstract" xlink:label="loc_us-gaap_LongTermDebtByMaturityAbstract_B6E25ADE01A6D5B7741F11A199447377" xlink:type="locator" />
    <definitionArc order="23" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_ED6113F320A4E9E71E0211A19941ECE2" xlink:to="loc_us-gaap_LongTermDebtByMaturityAbstract_B6E25ADE01A6D5B7741F11A199447377" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths" xlink:label="loc_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths_947F21E06720FCBADE8111A199442675" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LongTermDebtByMaturityAbstract_B6E25ADE01A6D5B7741F11A199447377" xlink:to="loc_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths_947F21E06720FCBADE8111A199442675" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo" xlink:label="loc_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo_74B915D4CB7A088AD32A11A199443926" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LongTermDebtByMaturityAbstract_B6E25ADE01A6D5B7741F11A199447377" xlink:to="loc_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo_74B915D4CB7A088AD32A11A199443926" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree" xlink:label="loc_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree_EEA5B7621597809A475E11A19944A9FC" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LongTermDebtByMaturityAbstract_B6E25ADE01A6D5B7741F11A199447377" xlink:to="loc_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree_EEA5B7621597809A475E11A19944A9FC" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour" xlink:label="loc_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour_2045E49D157B2A83475111A199449B72" xlink:type="locator" />
    <definitionArc order="4" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LongTermDebtByMaturityAbstract_B6E25ADE01A6D5B7741F11A199447377" xlink:to="loc_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour_2045E49D157B2A83475111A199449B72" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFive" xlink:label="loc_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFive_E3299D5818C625DBA1C711A19944AE33" xlink:type="locator" />
    <definitionArc order="5" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LongTermDebtByMaturityAbstract_B6E25ADE01A6D5B7741F11A199447377" xlink:to="loc_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFive_E3299D5818C625DBA1C711A19944AE33" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalAfterYearFive" xlink:label="loc_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalAfterYearFive_73285C1BFD81BBC9C0BF11A1994462D6" xlink:type="locator" />
    <definitionArc order="6" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LongTermDebtByMaturityAbstract_B6E25ADE01A6D5B7741F11A199447377" xlink:to="loc_us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalAfterYearFive_73285C1BFD81BBC9C0BF11A1994462D6" xlink:type="arc" />
  </definitionLink>
  <definitionLink xlink:role="http://www.micron.com/role/DebtTables" xlink:type="extended" />
  <definitionLink xlink:role="http://www.micron.com/role/DerivativeFinancialInstruments" xlink:type="extended" />
  <definitionLink xlink:role="http://www.micron.com/role/DerivativeFinancialInstrumentsDerivativeFinancialInstrumentsFairValueDerivativesBalanceSheetLocationAfterNettingArrangementsTableDetails" xlink:type="extended">
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DerivativesFairValueLineItems" xlink:label="loc_us-gaap_DerivativesFairValueLineItems_12F8444597A9D55D436111A198B8ED0C" xlink:type="locator" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_FairValuesDerivativesBalanceSheetLocationByDerivativeContractTypeByHedgingDesignationTable" xlink:label="loc_us-gaap_FairValuesDerivativesBalanceSheetLocationByDerivativeContractTypeByHedgingDesignationTable_04F4747D6C657A96746911A198B8E926" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_DerivativesFairValueLineItems_12F8444597A9D55D436111A198B8ED0C" xlink:to="loc_us-gaap_FairValuesDerivativesBalanceSheetLocationByDerivativeContractTypeByHedgingDesignationTable_04F4747D6C657A96746911A198B8E926" xlink:type="arc" xbrldt:closed="true" xbrldt:contextElement="segment" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_BalanceSheetLocationAxis" xlink:label="loc_us-gaap_BalanceSheetLocationAxis_A484127E2332D64B4BBD11A198B8CA0F" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_FairValuesDerivativesBalanceSheetLocationByDerivativeContractTypeByHedgingDesignationTable_04F4747D6C657A96746911A198B8E926" xlink:to="loc_us-gaap_BalanceSheetLocationAxis_A484127E2332D64B4BBD11A198B8CA0F" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_BalanceSheetLocationDomain" xlink:label="loc_us-gaap_BalanceSheetLocationDomain_EF74412A227ACFD1DDCA11A198B86827_default" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_BalanceSheetLocationAxis_A484127E2332D64B4BBD11A198B8CA0F" xlink:to="loc_us-gaap_BalanceSheetLocationDomain_EF74412A227ACFD1DDCA11A198B86827_default" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_BalanceSheetLocationDomain" xlink:label="loc_us-gaap_BalanceSheetLocationDomain_EF74412A227ACFD1DDCA11A198B86827" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_BalanceSheetLocationAxis_A484127E2332D64B4BBD11A198B8CA0F" xlink:to="loc_us-gaap_BalanceSheetLocationDomain_EF74412A227ACFD1DDCA11A198B86827" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_AccountsReceivableMember" xlink:label="loc_us-gaap_AccountsReceivableMember_6DA12DC8FC408598462911A198B80A17" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BalanceSheetLocationDomain_EF74412A227ACFD1DDCA11A198B86827" xlink:to="loc_us-gaap_AccountsReceivableMember_6DA12DC8FC408598462911A198B80A17" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_OtherNoncurrentAssetsMember" xlink:label="loc_us-gaap_OtherNoncurrentAssetsMember_1F1728BB674907FD6DDB11A198B89EE8" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BalanceSheetLocationDomain_EF74412A227ACFD1DDCA11A198B86827" xlink:to="loc_us-gaap_OtherNoncurrentAssetsMember_1F1728BB674907FD6DDB11A198B89EE8" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_AccountsPayableMember" xlink:label="loc_us-gaap_AccountsPayableMember_CD435FFA4C68AE78511311A198B818B1" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BalanceSheetLocationDomain_EF74412A227ACFD1DDCA11A198B86827" xlink:to="loc_us-gaap_AccountsPayableMember_CD435FFA4C68AE78511311A198B818B1" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DerivativeFairValueOfDerivativeAsset" xlink:label="loc_us-gaap_DerivativeFairValueOfDerivativeAsset_88EA3AFF586E123536F711A198B996EB" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DerivativesFairValueLineItems_12F8444597A9D55D436111A198B8ED0C" xlink:to="loc_us-gaap_DerivativeFairValueOfDerivativeAsset_88EA3AFF586E123536F711A198B996EB" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DerivativeFairValueOfDerivativeLiability" xlink:label="loc_us-gaap_DerivativeFairValueOfDerivativeLiability_98E6BDB22A6617BF13AA11A198B9CCB1" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DerivativesFairValueLineItems_12F8444597A9D55D436111A198B8ED0C" xlink:to="loc_us-gaap_DerivativeFairValueOfDerivativeLiability_98E6BDB22A6617BF13AA11A198B9CCB1" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DerivativeAssetFairValueGrossLiability" xlink:label="loc_us-gaap_DerivativeAssetFairValueGrossLiability_2C099429AE8B03B440D111A198B9B898" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DerivativesFairValueLineItems_12F8444597A9D55D436111A198B8ED0C" xlink:to="loc_us-gaap_DerivativeAssetFairValueGrossLiability_2C099429AE8B03B440D111A198B9B898" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DerivativeLiabilityFairValueGrossAsset" xlink:label="loc_us-gaap_DerivativeLiabilityFairValueGrossAsset_5D73C68D03C4D09379D311A198B91F2E" xlink:type="locator" />
    <definitionArc order="4" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DerivativesFairValueLineItems_12F8444597A9D55D436111A198B8ED0C" xlink:to="loc_us-gaap_DerivativeLiabilityFairValueGrossAsset_5D73C68D03C4D09379D311A198B91F2E" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DerivativeAssets" xlink:label="loc_us-gaap_DerivativeAssets_AA300A7EFAB9C8D56A8811A198B9255A" xlink:type="locator" />
    <definitionArc order="5" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DerivativesFairValueLineItems_12F8444597A9D55D436111A198B8ED0C" xlink:to="loc_us-gaap_DerivativeAssets_AA300A7EFAB9C8D56A8811A198B9255A" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DerivativeLiabilities" xlink:label="loc_us-gaap_DerivativeLiabilities_2D008B605E74BA8C170211A198B9FEDE" xlink:type="locator" />
    <definitionArc order="6" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DerivativesFairValueLineItems_12F8444597A9D55D436111A198B8ED0C" xlink:to="loc_us-gaap_DerivativeLiabilities_2D008B605E74BA8C170211A198B9FEDE" xlink:type="arc" />
  </definitionLink>
  <definitionLink xlink:role="http://www.micron.com/role/DerivativeFinancialInstrumentsFairValuesDetails" xlink:type="extended">
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DerivativesFairValueLineItems" xlink:label="loc_us-gaap_DerivativesFairValueLineItems_0FE69D8C07D0F72B37999A2E9AC5B6C9" xlink:type="locator" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_FairValuesDerivativesBalanceSheetLocationByDerivativeContractTypeByHedgingDesignationTable" xlink:label="loc_us-gaap_FairValuesDerivativesBalanceSheetLocationByDerivativeContractTypeByHedgingDesignationTable_DC380B5802E6F33D1C779A2E9AC336BA" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_DerivativesFairValueLineItems_0FE69D8C07D0F72B37999A2E9AC5B6C9" xlink:to="loc_us-gaap_FairValuesDerivativesBalanceSheetLocationByDerivativeContractTypeByHedgingDesignationTable_DC380B5802E6F33D1C779A2E9AC336BA" xlink:type="arc" xbrldt:closed="true" xbrldt:contextElement="segment" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_HedgingDesignationAxis" xlink:label="loc_us-gaap_HedgingDesignationAxis_C3B7E0DF28B8B27699BD9A2E9AC3D3B7" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_FairValuesDerivativesBalanceSheetLocationByDerivativeContractTypeByHedgingDesignationTable_DC380B5802E6F33D1C779A2E9AC336BA" xlink:to="loc_us-gaap_HedgingDesignationAxis_C3B7E0DF28B8B27699BD9A2E9AC3D3B7" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_HedgingDesignationDomain" xlink:label="loc_us-gaap_HedgingDesignationDomain_077DC1148A4CEBB6C7FE9A2E9AC3C0E7_default" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_HedgingDesignationAxis_C3B7E0DF28B8B27699BD9A2E9AC3D3B7" xlink:to="loc_us-gaap_HedgingDesignationDomain_077DC1148A4CEBB6C7FE9A2E9AC3C0E7_default" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_HedgingDesignationDomain" xlink:label="loc_us-gaap_HedgingDesignationDomain_077DC1148A4CEBB6C7FE9A2E9AC3C0E7" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_HedgingDesignationAxis_C3B7E0DF28B8B27699BD9A2E9AC3D3B7" xlink:to="loc_us-gaap_HedgingDesignationDomain_077DC1148A4CEBB6C7FE9A2E9AC3C0E7" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_NondesignatedMember" xlink:label="loc_us-gaap_NondesignatedMember_8335A81CE5A1D9B471D69A2E9AC35D0D" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_HedgingDesignationDomain_077DC1148A4CEBB6C7FE9A2E9AC3C0E7" xlink:to="loc_us-gaap_NondesignatedMember_8335A81CE5A1D9B471D69A2E9AC35D0D" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DesignatedAsHedgingInstrumentMember" xlink:label="loc_us-gaap_DesignatedAsHedgingInstrumentMember_F01C64D064D7DAB359249A2E9AC330CA" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_HedgingDesignationDomain_077DC1148A4CEBB6C7FE9A2E9AC3C0E7" xlink:to="loc_us-gaap_DesignatedAsHedgingInstrumentMember_F01C64D064D7DAB359249A2E9AC330CA" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipAxis" xlink:label="loc_us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipAxis_2CDF64115BCC9F294AC89A2E9AC355F9" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_FairValuesDerivativesBalanceSheetLocationByDerivativeContractTypeByHedgingDesignationTable_DC380B5802E6F33D1C779A2E9AC336BA" xlink:to="loc_us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipAxis_2CDF64115BCC9F294AC89A2E9AC355F9" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_HedgingRelationshipDomain" xlink:label="loc_us-gaap_HedgingRelationshipDomain_CBDF9415A4FEEEF971009A2E9AC3A67E_default" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipAxis_2CDF64115BCC9F294AC89A2E9AC355F9" xlink:to="loc_us-gaap_HedgingRelationshipDomain_CBDF9415A4FEEEF971009A2E9AC3A67E_default" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_HedgingRelationshipDomain" xlink:label="loc_us-gaap_HedgingRelationshipDomain_CBDF9415A4FEEEF971009A2E9AC3A67E" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipAxis_2CDF64115BCC9F294AC89A2E9AC355F9" xlink:to="loc_us-gaap_HedgingRelationshipDomain_CBDF9415A4FEEEF971009A2E9AC3A67E" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_CashFlowHedgingMember" xlink:label="loc_us-gaap_CashFlowHedgingMember_3A26522ED6CA65BBCFF59A2E9AC3B610" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_HedgingRelationshipDomain_CBDF9415A4FEEEF971009A2E9AC3A67E" xlink:to="loc_us-gaap_CashFlowHedgingMember_3A26522ED6CA65BBCFF59A2E9AC3B610" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_BalanceSheetLocationAxis" xlink:label="loc_us-gaap_BalanceSheetLocationAxis_093FE744591393DD2B979A2E9AC3439A" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_FairValuesDerivativesBalanceSheetLocationByDerivativeContractTypeByHedgingDesignationTable_DC380B5802E6F33D1C779A2E9AC336BA" xlink:to="loc_us-gaap_BalanceSheetLocationAxis_093FE744591393DD2B979A2E9AC3439A" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_BalanceSheetLocationDomain" xlink:label="loc_us-gaap_BalanceSheetLocationDomain_A38626C05BC600F30FFE9A2E9AC32221_default" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_BalanceSheetLocationAxis_093FE744591393DD2B979A2E9AC3439A" xlink:to="loc_us-gaap_BalanceSheetLocationDomain_A38626C05BC600F30FFE9A2E9AC32221_default" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_BalanceSheetLocationDomain" xlink:label="loc_us-gaap_BalanceSheetLocationDomain_A38626C05BC600F30FFE9A2E9AC32221" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_BalanceSheetLocationAxis_093FE744591393DD2B979A2E9AC3439A" xlink:to="loc_us-gaap_BalanceSheetLocationDomain_A38626C05BC600F30FFE9A2E9AC32221" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_AccountsReceivableMember" xlink:label="loc_us-gaap_AccountsReceivableMember_9AEA8BE96FDD7BCD6CBA9A2E9AC359A2" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BalanceSheetLocationDomain_A38626C05BC600F30FFE9A2E9AC32221" xlink:to="loc_us-gaap_AccountsReceivableMember_9AEA8BE96FDD7BCD6CBA9A2E9AC359A2" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_OtherNoncurrentAssetsMember" xlink:label="loc_us-gaap_OtherNoncurrentAssetsMember_6BD92FE86B293B15925C9A2E9AC38694" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BalanceSheetLocationDomain_A38626C05BC600F30FFE9A2E9AC32221" xlink:to="loc_us-gaap_OtherNoncurrentAssetsMember_6BD92FE86B293B15925C9A2E9AC38694" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_AccountsPayableMember" xlink:label="loc_us-gaap_AccountsPayableMember_93A0425208BB50611D899A2E9AC382C0" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BalanceSheetLocationDomain_A38626C05BC600F30FFE9A2E9AC32221" xlink:to="loc_us-gaap_AccountsPayableMember_93A0425208BB50611D899A2E9AC382C0" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DerivativeInstrumentRiskAxis" xlink:label="loc_us-gaap_DerivativeInstrumentRiskAxis_BE065A987CEEC2FE57B19A2E9AC3D816" xlink:type="locator" />
    <definitionArc order="4" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_FairValuesDerivativesBalanceSheetLocationByDerivativeContractTypeByHedgingDesignationTable_DC380B5802E6F33D1C779A2E9AC336BA" xlink:to="loc_us-gaap_DerivativeInstrumentRiskAxis_BE065A987CEEC2FE57B19A2E9AC3D816" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DerivativeContractTypeDomain" xlink:label="loc_us-gaap_DerivativeContractTypeDomain_122CAB6AFA75FED7DE4B9A2E9AC3B9FE_default" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_DerivativeInstrumentRiskAxis_BE065A987CEEC2FE57B19A2E9AC3D816" xlink:to="loc_us-gaap_DerivativeContractTypeDomain_122CAB6AFA75FED7DE4B9A2E9AC3B9FE_default" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DerivativeContractTypeDomain" xlink:label="loc_us-gaap_DerivativeContractTypeDomain_122CAB6AFA75FED7DE4B9A2E9AC3B9FE" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_DerivativeInstrumentRiskAxis_BE065A987CEEC2FE57B19A2E9AC3D816" xlink:to="loc_us-gaap_DerivativeContractTypeDomain_122CAB6AFA75FED7DE4B9A2E9AC3B9FE" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ForwardContractsMember" xlink:label="loc_us-gaap_ForwardContractsMember_E9CD50C970133301E78B9A2E9AC4BAE9" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DerivativeContractTypeDomain_122CAB6AFA75FED7DE4B9A2E9AC3B9FE" xlink:to="loc_us-gaap_ForwardContractsMember_E9CD50C970133301E78B9A2E9AC4BAE9" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ForeignExchangeOptionMember" xlink:label="loc_us-gaap_ForeignExchangeOptionMember_51823B830AEF051B746F9A2E9AC49E51" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DerivativeContractTypeDomain_122CAB6AFA75FED7DE4B9A2E9AC3B9FE" xlink:to="loc_us-gaap_ForeignExchangeOptionMember_51823B830AEF051B746F9A2E9AC49E51" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_InterestRateSwapMember" xlink:label="loc_us-gaap_InterestRateSwapMember_9AE1DF1AF06A4158116C9A2E9AC4C8F3" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DerivativeContractTypeDomain_122CAB6AFA75FED7DE4B9A2E9AC3B9FE" xlink:to="loc_us-gaap_InterestRateSwapMember_9AE1DF1AF06A4158116C9A2E9AC4C8F3" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_PositionAxis" xlink:label="loc_us-gaap_PositionAxis_BD907FA3A9135939088A9A2E9AC4F1BA" xlink:type="locator" />
    <definitionArc order="5" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_FairValuesDerivativesBalanceSheetLocationByDerivativeContractTypeByHedgingDesignationTable_DC380B5802E6F33D1C779A2E9AC336BA" xlink:to="loc_us-gaap_PositionAxis_BD907FA3A9135939088A9A2E9AC4F1BA" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_PositionDomain" xlink:label="loc_us-gaap_PositionDomain_2264BF2D629DEE7C69879A2E9AC4FFD1_default" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_PositionAxis_BD907FA3A9135939088A9A2E9AC4F1BA" xlink:to="loc_us-gaap_PositionDomain_2264BF2D629DEE7C69879A2E9AC4FFD1_default" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_PositionDomain" xlink:label="loc_us-gaap_PositionDomain_2264BF2D629DEE7C69879A2E9AC4FFD1" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_PositionAxis_BD907FA3A9135939088A9A2E9AC4F1BA" xlink:to="loc_us-gaap_PositionDomain_2264BF2D629DEE7C69879A2E9AC4FFD1" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_LongMember" xlink:label="loc_us-gaap_LongMember_AECF158DBE586DDD73CF9A2E9AC47EBF" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_PositionDomain_2264BF2D629DEE7C69879A2E9AC4FFD1" xlink:to="loc_us-gaap_LongMember_AECF158DBE586DDD73CF9A2E9AC47EBF" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ShortMember" xlink:label="loc_us-gaap_ShortMember_C879012FB5B0DCC15B259A2E9AC434AA" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_PositionDomain_2264BF2D629DEE7C69879A2E9AC4FFD1" xlink:to="loc_us-gaap_ShortMember_C879012FB5B0DCC15B259A2E9AC434AA" xlink:type="arc" />
    <loc xlink:href="http://xbrl.sec.gov/invest/2013/invest-2013-01-31.xsd#invest_InvestmentGeographicRegionAxis" xlink:label="loc_invest_InvestmentGeographicRegionAxis_7939AFA016B413A888549A2E9AC4881D" xlink:type="locator" />
    <definitionArc order="6" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_FairValuesDerivativesBalanceSheetLocationByDerivativeContractTypeByHedgingDesignationTable_DC380B5802E6F33D1C779A2E9AC336BA" xlink:to="loc_invest_InvestmentGeographicRegionAxis_7939AFA016B413A888549A2E9AC4881D" xlink:type="arc" />
    <loc xlink:href="http://xbrl.sec.gov/invest/2013/invest-2013-01-31.xsd#invest_InvestmentGeographicRegionDomain" xlink:label="loc_invest_InvestmentGeographicRegionDomain_2F879A4ECCDE468C107E9A2E9AC4927B_default" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_invest_InvestmentGeographicRegionAxis_7939AFA016B413A888549A2E9AC4881D" xlink:to="loc_invest_InvestmentGeographicRegionDomain_2F879A4ECCDE468C107E9A2E9AC4927B_default" xlink:type="arc" />
    <loc xlink:href="http://xbrl.sec.gov/invest/2013/invest-2013-01-31.xsd#invest_InvestmentGeographicRegionDomain" xlink:label="loc_invest_InvestmentGeographicRegionDomain_2F879A4ECCDE468C107E9A2E9AC4927B" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_invest_InvestmentGeographicRegionAxis_7939AFA016B413A888549A2E9AC4881D" xlink:to="loc_invest_InvestmentGeographicRegionDomain_2F879A4ECCDE468C107E9A2E9AC4927B" xlink:type="arc" />
    <loc xlink:href="http://xbrl.sec.gov/currency/2012/currency-2012-01-31.xsd#currency_SGD" xlink:label="loc_currency_SGD_ACF6E24F6FF1BDC5391B9A2E9AC4DD95" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_invest_InvestmentGeographicRegionDomain_2F879A4ECCDE468C107E9A2E9AC4927B" xlink:to="loc_currency_SGD_ACF6E24F6FF1BDC5391B9A2E9AC4DD95" xlink:type="arc" />
    <loc xlink:href="http://xbrl.sec.gov/currency/2012/currency-2012-01-31.xsd#currency_EUR" xlink:label="loc_currency_EUR_79495E65DF82BE29AC809A2E9AC460BA" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_invest_InvestmentGeographicRegionDomain_2F879A4ECCDE468C107E9A2E9AC4927B" xlink:to="loc_currency_EUR_79495E65DF82BE29AC809A2E9AC460BA" xlink:type="arc" />
    <loc xlink:href="http://xbrl.sec.gov/currency/2012/currency-2012-01-31.xsd#currency_ILS" xlink:label="loc_currency_ILS_809F173B6D7AF73A86FE9A2E9AC498A5" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_invest_InvestmentGeographicRegionDomain_2F879A4ECCDE468C107E9A2E9AC4927B" xlink:to="loc_currency_ILS_809F173B6D7AF73A86FE9A2E9AC498A5" xlink:type="arc" />
    <loc xlink:href="http://xbrl.sec.gov/currency/2012/currency-2012-01-31.xsd#currency_JPY" xlink:label="loc_currency_JPY_19A229F4F5223D58D5059A2E9AC43016" xlink:type="locator" />
    <definitionArc order="4" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_invest_InvestmentGeographicRegionDomain_2F879A4ECCDE468C107E9A2E9AC4927B" xlink:to="loc_currency_JPY_19A229F4F5223D58D5059A2E9AC43016" xlink:type="arc" />
    <loc xlink:href="http://xbrl.sec.gov/currency/2012/currency-2012-01-31.xsd#currency_TWD" xlink:label="loc_currency_TWD_2EA11CD173087830FF189A2E9AC44B63" xlink:type="locator" />
    <definitionArc order="5" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_invest_InvestmentGeographicRegionDomain_2F879A4ECCDE468C107E9A2E9AC4927B" xlink:to="loc_currency_TWD_2EA11CD173087830FF189A2E9AC44B63" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_RangeAxis" xlink:label="loc_us-gaap_RangeAxis_FACD6B9951D59BA966C99A2E9AC47ABD" xlink:type="locator" />
    <definitionArc order="7" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_FairValuesDerivativesBalanceSheetLocationByDerivativeContractTypeByHedgingDesignationTable_DC380B5802E6F33D1C779A2E9AC336BA" xlink:to="loc_us-gaap_RangeAxis_FACD6B9951D59BA966C99A2E9AC47ABD" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_RangeMember" xlink:label="loc_us-gaap_RangeMember_0ED3AC021F8F0DB80F079A2E9AC43444_default" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_RangeAxis_FACD6B9951D59BA966C99A2E9AC47ABD" xlink:to="loc_us-gaap_RangeMember_0ED3AC021F8F0DB80F079A2E9AC43444_default" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_RangeMember" xlink:label="loc_us-gaap_RangeMember_0ED3AC021F8F0DB80F079A2E9AC43444" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_RangeAxis_FACD6B9951D59BA966C99A2E9AC47ABD" xlink:to="loc_us-gaap_RangeMember_0ED3AC021F8F0DB80F079A2E9AC43444" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_MinimumMember" xlink:label="loc_us-gaap_MinimumMember_9499081EEF7A758608039A2E9AC45F15" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RangeMember_0ED3AC021F8F0DB80F079A2E9AC43444" xlink:to="loc_us-gaap_MinimumMember_9499081EEF7A758608039A2E9AC45F15" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_MaximumMember" xlink:label="loc_us-gaap_MaximumMember_F57EAB22350AADDA05BC9A2E9AC44631" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RangeMember_0ED3AC021F8F0DB80F079A2E9AC43444" xlink:to="loc_us-gaap_MaximumMember_F57EAB22350AADDA05BC9A2E9AC44631" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DebtInstrumentAxis" xlink:label="loc_us-gaap_DebtInstrumentAxis_84FACC1E89DCD8AECFE69A2E9AC4D8DE" xlink:type="locator" />
    <definitionArc order="8" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_FairValuesDerivativesBalanceSheetLocationByDerivativeContractTypeByHedgingDesignationTable_DC380B5802E6F33D1C779A2E9AC336BA" xlink:to="loc_us-gaap_DebtInstrumentAxis_84FACC1E89DCD8AECFE69A2E9AC4D8DE" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DebtInstrumentNameDomain" xlink:label="loc_us-gaap_DebtInstrumentNameDomain_C13D3472378C225788569A2E9AC51377_default" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_DebtInstrumentAxis_84FACC1E89DCD8AECFE69A2E9AC4D8DE" xlink:to="loc_us-gaap_DebtInstrumentNameDomain_C13D3472378C225788569A2E9AC51377_default" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DebtInstrumentNameDomain" xlink:label="loc_us-gaap_DebtInstrumentNameDomain_C13D3472378C225788569A2E9AC51377" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_DebtInstrumentAxis_84FACC1E89DCD8AECFE69A2E9AC4D8DE" xlink:to="loc_us-gaap_DebtInstrumentNameDomain_C13D3472378C225788569A2E9AC51377" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_SecuredDebt2Member" xlink:label="loc_mu_SecuredDebt2Member_F7295EE384FE17832A339A2E9AC5FFB3" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_C13D3472378C225788569A2E9AC51377" xlink:to="loc_mu_SecuredDebt2Member_F7295EE384FE17832A339A2E9AC5FFB3" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_ReorganizationobligationMember" xlink:label="loc_mu_ReorganizationobligationMember_8C4200F70A5172FC47CA9A2E9AC58037" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_C13D3472378C225788569A2E9AC51377" xlink:to="loc_mu_ReorganizationobligationMember_8C4200F70A5172FC47CA9A2E9AC58037" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_LongtermDebtTypeAxis" xlink:label="loc_us-gaap_LongtermDebtTypeAxis_D8A7AD6C77CA5AD6FB2C9A2E9AC5A6C6" xlink:type="locator" />
    <definitionArc order="9" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_FairValuesDerivativesBalanceSheetLocationByDerivativeContractTypeByHedgingDesignationTable_DC380B5802E6F33D1C779A2E9AC336BA" xlink:to="loc_us-gaap_LongtermDebtTypeAxis_D8A7AD6C77CA5AD6FB2C9A2E9AC5A6C6" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_LongtermDebtTypeDomain" xlink:label="loc_us-gaap_LongtermDebtTypeDomain_53203689B02341BE88619A2E9AC50BCC_default" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_LongtermDebtTypeAxis_D8A7AD6C77CA5AD6FB2C9A2E9AC5A6C6" xlink:to="loc_us-gaap_LongtermDebtTypeDomain_53203689B02341BE88619A2E9AC50BCC_default" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_LongtermDebtTypeDomain" xlink:label="loc_us-gaap_LongtermDebtTypeDomain_53203689B02341BE88619A2E9AC50BCC" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_LongtermDebtTypeAxis_D8A7AD6C77CA5AD6FB2C9A2E9AC5A6C6" xlink:to="loc_us-gaap_LongtermDebtTypeDomain_53203689B02341BE88619A2E9AC50BCC" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_NotesPayableOtherPayablesMember" xlink:label="loc_us-gaap_NotesPayableOtherPayablesMember_A8B6EB08CD93C0CD4FD19A2E9AC57BEE" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LongtermDebtTypeDomain_53203689B02341BE88619A2E9AC50BCC" xlink:to="loc_us-gaap_NotesPayableOtherPayablesMember_A8B6EB08CD93C0CD4FD19A2E9AC57BEE" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_HedgingInstrumentDurationPeriodtoMaturityAxis" xlink:label="loc_mu_HedgingInstrumentDurationPeriodtoMaturityAxis_89C7E94CF7DCE16628FA9A2E9AC508C0" xlink:type="locator" />
    <definitionArc order="10" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_FairValuesDerivativesBalanceSheetLocationByDerivativeContractTypeByHedgingDesignationTable_DC380B5802E6F33D1C779A2E9AC336BA" xlink:to="loc_mu_HedgingInstrumentDurationPeriodtoMaturityAxis_89C7E94CF7DCE16628FA9A2E9AC508C0" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_HedgingInstrumentDurationPeriodUntilCloseDateDomain" xlink:label="loc_mu_HedgingInstrumentDurationPeriodUntilCloseDateDomain_F060C08D918FEC2FBB509A2E9AC5D4A2_default" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_mu_HedgingInstrumentDurationPeriodtoMaturityAxis_89C7E94CF7DCE16628FA9A2E9AC508C0" xlink:to="loc_mu_HedgingInstrumentDurationPeriodUntilCloseDateDomain_F060C08D918FEC2FBB509A2E9AC5D4A2_default" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_HedgingInstrumentDurationPeriodUntilCloseDateDomain" xlink:label="loc_mu_HedgingInstrumentDurationPeriodUntilCloseDateDomain_F060C08D918FEC2FBB509A2E9AC5D4A2" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_mu_HedgingInstrumentDurationPeriodtoMaturityAxis_89C7E94CF7DCE16628FA9A2E9AC508C0" xlink:to="loc_mu_HedgingInstrumentDurationPeriodUntilCloseDateDomain_F060C08D918FEC2FBB509A2E9AC5D4A2" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_MoreThanOneYearAndWithinTwoYearsFromBalanceSheetDateMember" xlink:label="loc_mu_MoreThanOneYearAndWithinTwoYearsFromBalanceSheetDateMember_B488A539F4FBEE4B16279A2E9AC561F1" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_mu_HedgingInstrumentDurationPeriodUntilCloseDateDomain_F060C08D918FEC2FBB509A2E9AC5D4A2" xlink:to="loc_mu_MoreThanOneYearAndWithinTwoYearsFromBalanceSheetDateMember_B488A539F4FBEE4B16279A2E9AC561F1" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_MoreThanTwoYearsAndWithinThreeYearsFromBalanceSheetDateMember" xlink:label="loc_mu_MoreThanTwoYearsAndWithinThreeYearsFromBalanceSheetDateMember_98F742E20AF7ADACCCA49A2E9AC5A2D0" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_mu_HedgingInstrumentDurationPeriodUntilCloseDateDomain_F060C08D918FEC2FBB509A2E9AC5D4A2" xlink:to="loc_mu_MoreThanTwoYearsAndWithinThreeYearsFromBalanceSheetDateMember_98F742E20AF7ADACCCA49A2E9AC5A2D0" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_InterestRateDerivativesAbstract" xlink:label="loc_us-gaap_InterestRateDerivativesAbstract_74F286C775661469F8E59A2E9AC51DAE" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DerivativesFairValueLineItems_0FE69D8C07D0F72B37999A2E9AC5B6C9" xlink:to="loc_us-gaap_InterestRateDerivativesAbstract_74F286C775661469F8E59A2E9AC51DAE" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DebtInstrumentTerm" xlink:label="loc_us-gaap_DebtInstrumentTerm_0B1C11F9DAEAF97735899A2E9AC5B2FA" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_InterestRateDerivativesAbstract_74F286C775661469F8E59A2E9AC51DAE" xlink:to="loc_us-gaap_DebtInstrumentTerm_0B1C11F9DAEAF97735899A2E9AC5B2FA" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DebtAndCapitalLeaseObligations" xlink:label="loc_us-gaap_DebtAndCapitalLeaseObligations_A21E00D8AA4CDC28E9359A2E9AC53763" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_InterestRateDerivativesAbstract_74F286C775661469F8E59A2E9AC51DAE" xlink:to="loc_us-gaap_DebtAndCapitalLeaseObligations_A21E00D8AA4CDC28E9359A2E9AC53763" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DerivativeTermOfContract" xlink:label="loc_us-gaap_DerivativeTermOfContract_F07158865EB74B0A309D9A2E9AC5ADBE" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_InterestRateDerivativesAbstract_74F286C775661469F8E59A2E9AC51DAE" xlink:to="loc_us-gaap_DerivativeTermOfContract_F07158865EB74B0A309D9A2E9AC5ADBE" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_DerivativeHedgingDesignationProportion" xlink:label="loc_mu_DerivativeHedgingDesignationProportion_511BA25BA49E259B951A9A2E9AC571C1" xlink:type="locator" />
    <definitionArc order="4" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_InterestRateDerivativesAbstract_74F286C775661469F8E59A2E9AC51DAE" xlink:to="loc_mu_DerivativeHedgingDesignationProportion_511BA25BA49E259B951A9A2E9AC571C1" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_NotionalAmountOfDerivativesAbstract" xlink:label="loc_us-gaap_NotionalAmountOfDerivativesAbstract_77F7BD14560257EE5A8C9A2E9AC5FCEF" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DerivativesFairValueLineItems_0FE69D8C07D0F72B37999A2E9AC5B6C9" xlink:to="loc_us-gaap_NotionalAmountOfDerivativesAbstract_77F7BD14560257EE5A8C9A2E9AC5FCEF" xlink:type="arc" />
    <loc xlink:href="http://xbrl.sec.gov/invest/2013/invest-2013-01-31.xsd#invest_DerivativeNotionalAmount" xlink:label="loc_invest_DerivativeNotionalAmount_A2D0FDFA0CC4D862890A9A2E9AC5C7B3" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_NotionalAmountOfDerivativesAbstract_77F7BD14560257EE5A8C9A2E9AC5FCEF" xlink:to="loc_invest_DerivativeNotionalAmount_A2D0FDFA0CC4D862890A9A2E9AC5C7B3" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DerivativeFairValueOfDerivativeNetAbstract" xlink:label="loc_us-gaap_DerivativeFairValueOfDerivativeNetAbstract_C26848AF837BE2F112899A2E9AC529EA" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DerivativesFairValueLineItems_0FE69D8C07D0F72B37999A2E9AC5B6C9" xlink:to="loc_us-gaap_DerivativeFairValueOfDerivativeNetAbstract_C26848AF837BE2F112899A2E9AC529EA" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DerivativeFairValueOfDerivativeAsset" xlink:label="loc_us-gaap_DerivativeFairValueOfDerivativeAsset_C420688CB64BC7CC0FDF9A2E9AC5FF1A" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DerivativeFairValueOfDerivativeNetAbstract_C26848AF837BE2F112899A2E9AC529EA" xlink:to="loc_us-gaap_DerivativeFairValueOfDerivativeAsset_C420688CB64BC7CC0FDF9A2E9AC5FF1A" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DerivativeFairValueOfDerivativeLiability" xlink:label="loc_us-gaap_DerivativeFairValueOfDerivativeLiability_77652C724F1BFE02A45F9A2E9AC6151D" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DerivativeFairValueOfDerivativeNetAbstract_C26848AF837BE2F112899A2E9AC529EA" xlink:to="loc_us-gaap_DerivativeFairValueOfDerivativeLiability_77652C724F1BFE02A45F9A2E9AC6151D" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ForeignCurrencyCashFlowHedgesAbstract" xlink:label="loc_us-gaap_ForeignCurrencyCashFlowHedgesAbstract_63D8D157AAA34D0DBBFF9A2E9AC6F3BA" xlink:type="locator" />
    <definitionArc order="4" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DerivativesFairValueLineItems_0FE69D8C07D0F72B37999A2E9AC5B6C9" xlink:to="loc_us-gaap_ForeignCurrencyCashFlowHedgesAbstract_63D8D157AAA34D0DBBFF9A2E9AC6F3BA" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_MaximumRemainingMaturityOfForeignCurrencyDerivatives1" xlink:label="loc_us-gaap_MaximumRemainingMaturityOfForeignCurrencyDerivatives1_60AB23A71922F42FCCEC9A2E9AC69529" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ForeignCurrencyCashFlowHedgesAbstract_63D8D157AAA34D0DBBFF9A2E9AC6F3BA" xlink:to="loc_us-gaap_MaximumRemainingMaturityOfForeignCurrencyDerivatives1_60AB23A71922F42FCCEC9A2E9AC69529" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_MaximumLengthOfTimeForeignCurrencyCashFlowHedge" xlink:label="loc_us-gaap_MaximumLengthOfTimeForeignCurrencyCashFlowHedge_4C1F181168ECD3918D7C9A2E9AC63629" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ForeignCurrencyCashFlowHedgesAbstract_63D8D157AAA34D0DBBFF9A2E9AC6F3BA" xlink:to="loc_us-gaap_MaximumLengthOfTimeForeignCurrencyCashFlowHedge_4C1F181168ECD3918D7C9A2E9AC63629" xlink:type="arc" />
  </definitionLink>
  <definitionLink xlink:role="http://www.micron.com/role/DerivativeFinancialInstrumentsHedgingRelationshipDetails" xlink:type="extended">
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DerivativeInstrumentsGainLossLineItems" xlink:label="loc_us-gaap_DerivativeInstrumentsGainLossLineItems_070EAA59E6BE033F8C909A2E9C0AF596" xlink:type="locator" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipByIncomeStatementLocationByDerivativeInstrumentRiskTable" xlink:label="loc_us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipByIncomeStatementLocationByDerivativeInstrumentRiskTable_B2CAC698947C241FE8289A2E9C09A422" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_DerivativeInstrumentsGainLossLineItems_070EAA59E6BE033F8C909A2E9C0AF596" xlink:to="loc_us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipByIncomeStatementLocationByDerivativeInstrumentRiskTable_B2CAC698947C241FE8289A2E9C09A422" xlink:type="arc" xbrldt:closed="true" xbrldt:contextElement="segment" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_HedgingDesignationAxis" xlink:label="loc_us-gaap_HedgingDesignationAxis_DA14BE6ADC47AB4C02FE9A2E9C093191" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipByIncomeStatementLocationByDerivativeInstrumentRiskTable_B2CAC698947C241FE8289A2E9C09A422" xlink:to="loc_us-gaap_HedgingDesignationAxis_DA14BE6ADC47AB4C02FE9A2E9C093191" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_HedgingDesignationDomain" xlink:label="loc_us-gaap_HedgingDesignationDomain_D6083255D64CC8B755199A2E9C093BF1_default" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_HedgingDesignationAxis_DA14BE6ADC47AB4C02FE9A2E9C093191" xlink:to="loc_us-gaap_HedgingDesignationDomain_D6083255D64CC8B755199A2E9C093BF1_default" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_HedgingDesignationDomain" xlink:label="loc_us-gaap_HedgingDesignationDomain_D6083255D64CC8B755199A2E9C093BF1" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_HedgingDesignationAxis_DA14BE6ADC47AB4C02FE9A2E9C093191" xlink:to="loc_us-gaap_HedgingDesignationDomain_D6083255D64CC8B755199A2E9C093BF1" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_NondesignatedMember" xlink:label="loc_us-gaap_NondesignatedMember_E2E785CD5782F0C57DCB9A2E9C093F92" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_HedgingDesignationDomain_D6083255D64CC8B755199A2E9C093BF1" xlink:to="loc_us-gaap_NondesignatedMember_E2E785CD5782F0C57DCB9A2E9C093F92" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DesignatedAsHedgingInstrumentMember" xlink:label="loc_us-gaap_DesignatedAsHedgingInstrumentMember_1F417E95CB4F1CB282609A2E9C097523" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_HedgingDesignationDomain_D6083255D64CC8B755199A2E9C093BF1" xlink:to="loc_us-gaap_DesignatedAsHedgingInstrumentMember_1F417E95CB4F1CB282609A2E9C097523" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipAxis" xlink:label="loc_us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipAxis_CA1B4360C582B54E1FD69A2E9C09C1B9" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipByIncomeStatementLocationByDerivativeInstrumentRiskTable_B2CAC698947C241FE8289A2E9C09A422" xlink:to="loc_us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipAxis_CA1B4360C582B54E1FD69A2E9C09C1B9" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_HedgingRelationshipDomain" xlink:label="loc_us-gaap_HedgingRelationshipDomain_BB4B24CD54F92D45FC969A2E9C097693_default" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipAxis_CA1B4360C582B54E1FD69A2E9C09C1B9" xlink:to="loc_us-gaap_HedgingRelationshipDomain_BB4B24CD54F92D45FC969A2E9C097693_default" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_HedgingRelationshipDomain" xlink:label="loc_us-gaap_HedgingRelationshipDomain_BB4B24CD54F92D45FC969A2E9C097693" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipAxis_CA1B4360C582B54E1FD69A2E9C09C1B9" xlink:to="loc_us-gaap_HedgingRelationshipDomain_BB4B24CD54F92D45FC969A2E9C097693" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_CashFlowHedgingMember" xlink:label="loc_us-gaap_CashFlowHedgingMember_EFA9E6EC7B945CDCB5049A2E9C099376" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_HedgingRelationshipDomain_BB4B24CD54F92D45FC969A2E9C097693" xlink:to="loc_us-gaap_CashFlowHedgingMember_EFA9E6EC7B945CDCB5049A2E9C099376" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_IncomeStatementLocationAxis" xlink:label="loc_us-gaap_IncomeStatementLocationAxis_BE2443853758C323062C9A2E9C098FA8" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipByIncomeStatementLocationByDerivativeInstrumentRiskTable_B2CAC698947C241FE8289A2E9C09A422" xlink:to="loc_us-gaap_IncomeStatementLocationAxis_BE2443853758C323062C9A2E9C098FA8" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_IncomeStatementLocationDomain" xlink:label="loc_us-gaap_IncomeStatementLocationDomain_0F03C62E0CD3572E4FF09A2E9C09282D_default" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_IncomeStatementLocationAxis_BE2443853758C323062C9A2E9C098FA8" xlink:to="loc_us-gaap_IncomeStatementLocationDomain_0F03C62E0CD3572E4FF09A2E9C09282D_default" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_IncomeStatementLocationDomain" xlink:label="loc_us-gaap_IncomeStatementLocationDomain_0F03C62E0CD3572E4FF09A2E9C09282D" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_IncomeStatementLocationAxis_BE2443853758C323062C9A2E9C098FA8" xlink:to="loc_us-gaap_IncomeStatementLocationDomain_0F03C62E0CD3572E4FF09A2E9C09282D" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_OtherComprehensiveIncomeMember" xlink:label="loc_us-gaap_OtherComprehensiveIncomeMember_A5FFC9171C7118CEFD819A2E9C0957F7" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeStatementLocationDomain_0F03C62E0CD3572E4FF09A2E9C09282D" xlink:to="loc_us-gaap_OtherComprehensiveIncomeMember_A5FFC9171C7118CEFD819A2E9C0957F7" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_OtherNonOperatingIncomeExpenseNetMember" xlink:label="loc_mu_OtherNonOperatingIncomeExpenseNetMember_CC01855A6B66D421CA4F9A2E9C093615" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeStatementLocationDomain_0F03C62E0CD3572E4FF09A2E9C09282D" xlink:to="loc_mu_OtherNonOperatingIncomeExpenseNetMember_CC01855A6B66D421CA4F9A2E9C093615" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_BusinessAcquisitionAxis" xlink:label="loc_us-gaap_BusinessAcquisitionAxis_5DCFA6647A5E59B323019A2E9C0925EC" xlink:type="locator" />
    <definitionArc order="4" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipByIncomeStatementLocationByDerivativeInstrumentRiskTable_B2CAC698947C241FE8289A2E9C09A422" xlink:to="loc_us-gaap_BusinessAcquisitionAxis_5DCFA6647A5E59B323019A2E9C0925EC" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_BusinessAcquisitionAcquireeDomain" xlink:label="loc_us-gaap_BusinessAcquisitionAcquireeDomain_9BF2954E16E3486414319A2E9C093D82_default" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_BusinessAcquisitionAxis_5DCFA6647A5E59B323019A2E9C0925EC" xlink:to="loc_us-gaap_BusinessAcquisitionAcquireeDomain_9BF2954E16E3486414319A2E9C093D82_default" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_BusinessAcquisitionAcquireeDomain" xlink:label="loc_us-gaap_BusinessAcquisitionAcquireeDomain_9BF2954E16E3486414319A2E9C093D82" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_BusinessAcquisitionAxis_5DCFA6647A5E59B323019A2E9C0925EC" xlink:to="loc_us-gaap_BusinessAcquisitionAcquireeDomain_9BF2954E16E3486414319A2E9C093D82" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_ElpidaCompanyMember" xlink:label="loc_mu_ElpidaCompanyMember_3AB236894EA8ACF0A7C69A2E9C0A6E2A" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BusinessAcquisitionAcquireeDomain_9BF2954E16E3486414319A2E9C093D82" xlink:to="loc_mu_ElpidaCompanyMember_3AB236894EA8ACF0A7C69A2E9C0A6E2A" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DerivativeGainLossOnDerivativeNet" xlink:label="loc_us-gaap_DerivativeGainLossOnDerivativeNet_5D6096FF554641D166C19A2E9C0A74DD" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DerivativeInstrumentsGainLossLineItems_070EAA59E6BE033F8C909A2E9C0AF596" xlink:to="loc_us-gaap_DerivativeGainLossOnDerivativeNet_5D6096FF554641D166C19A2E9C0A74DD" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DerivativeInstrumentsGainLossRecognizedInOtherComprehensiveIncomeEffectivePortionNet" xlink:label="loc_us-gaap_DerivativeInstrumentsGainLossRecognizedInOtherComprehensiveIncomeEffectivePortionNet_2DE4C0963FF704BBC5679A2E9C0A0DFB" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DerivativeInstrumentsGainLossLineItems_070EAA59E6BE033F8C909A2E9C0AF596" xlink:to="loc_us-gaap_DerivativeInstrumentsGainLossRecognizedInOtherComprehensiveIncomeEffectivePortionNet_2DE4C0963FF704BBC5679A2E9C0A0DFB" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DerivativeInstrumentsGainLossReclassifiedFromAccumulatedOCIIntoIncomeEffectivePortionNet" xlink:label="loc_us-gaap_DerivativeInstrumentsGainLossReclassifiedFromAccumulatedOCIIntoIncomeEffectivePortionNet_11B9AEB4F81326F979199A2E9C0AF6B4" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DerivativeInstrumentsGainLossLineItems_070EAA59E6BE033F8C909A2E9C0AF596" xlink:to="loc_us-gaap_DerivativeInstrumentsGainLossReclassifiedFromAccumulatedOCIIntoIncomeEffectivePortionNet_11B9AEB4F81326F979199A2E9C0AF6B4" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ForeignCurrencyCashFlowHedgeGainLossToBeReclassifiedDuringNext12Months" xlink:label="loc_us-gaap_ForeignCurrencyCashFlowHedgeGainLossToBeReclassifiedDuringNext12Months_9C59B96ABC1F2F2642599A2E9C0A91EC" xlink:type="locator" />
    <definitionArc order="4" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DerivativeInstrumentsGainLossLineItems_070EAA59E6BE033F8C909A2E9C0AF596" xlink:to="loc_us-gaap_ForeignCurrencyCashFlowHedgeGainLossToBeReclassifiedDuringNext12Months_9C59B96ABC1F2F2642599A2E9C0A91EC" xlink:type="arc" />
  </definitionLink>
  <definitionLink xlink:role="http://www.micron.com/role/DerivativeFinancialInstrumentsTables" xlink:type="extended" />
  <definitionLink xlink:role="http://www.micron.com/role/DocumentAndEntityInformationDocument" xlink:type="extended">
    <loc xlink:href="http://xbrl.sec.gov/dei/2013/dei-2013-01-31.xsd#dei_EntityInformationLineItems" xlink:label="loc_dei_EntityInformationLineItems_217C82E022BF7CC8681A12652EDF0469" xlink:type="locator" />
    <loc xlink:href="http://xbrl.sec.gov/dei/2013/dei-2013-01-31.xsd#dei_EntitiesTable" xlink:label="loc_dei_EntitiesTable_769C7047BBB80BDF6BAF12652EDF10B3" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_dei_EntityInformationLineItems_217C82E022BF7CC8681A12652EDF0469" xlink:to="loc_dei_EntitiesTable_769C7047BBB80BDF6BAF12652EDF10B3" xlink:type="arc" xbrldt:closed="true" xbrldt:contextElement="segment" />
    <loc xlink:href="http://xbrl.sec.gov/dei/2013/dei-2013-01-31.xsd#dei_LegalEntityAxis" xlink:label="loc_dei_LegalEntityAxis_5846BE5E8AF4CAFA9C2712652EDFDD70" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_dei_EntitiesTable_769C7047BBB80BDF6BAF12652EDF10B3" xlink:to="loc_dei_LegalEntityAxis_5846BE5E8AF4CAFA9C2712652EDFDD70" xlink:type="arc" />
    <loc xlink:href="http://xbrl.sec.gov/dei/2013/dei-2013-01-31.xsd#dei_EntityDomain" xlink:label="loc_dei_EntityDomain_C0340ECF90E6070CAD2B12652EDF8176_default" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_dei_LegalEntityAxis_5846BE5E8AF4CAFA9C2712652EDFDD70" xlink:to="loc_dei_EntityDomain_C0340ECF90E6070CAD2B12652EDF8176_default" xlink:type="arc" />
    <loc xlink:href="http://xbrl.sec.gov/dei/2013/dei-2013-01-31.xsd#dei_EntityDomain" xlink:label="loc_dei_EntityDomain_C0340ECF90E6070CAD2B12652EDF8176" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_dei_LegalEntityAxis_5846BE5E8AF4CAFA9C2712652EDFDD70" xlink:to="loc_dei_EntityDomain_C0340ECF90E6070CAD2B12652EDF8176" xlink:type="arc" />
    <loc xlink:href="http://xbrl.sec.gov/dei/2013/dei-2013-01-31.xsd#dei_EntityRegistrantName" xlink:label="loc_dei_EntityRegistrantName_CFAB7DE587D2A841668412652EDFB0DE" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityInformationLineItems_217C82E022BF7CC8681A12652EDF0469" xlink:to="loc_dei_EntityRegistrantName_CFAB7DE587D2A841668412652EDFB0DE" xlink:type="arc" />
    <loc xlink:href="http://xbrl.sec.gov/dei/2013/dei-2013-01-31.xsd#dei_EntityCentralIndexKey" xlink:label="loc_dei_EntityCentralIndexKey_42E9E89C71D7D63EC84412652EDFC81A" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityInformationLineItems_217C82E022BF7CC8681A12652EDF0469" xlink:to="loc_dei_EntityCentralIndexKey_42E9E89C71D7D63EC84412652EDFC81A" xlink:type="arc" />
    <loc xlink:href="http://xbrl.sec.gov/dei/2013/dei-2013-01-31.xsd#dei_DocumentType" xlink:label="loc_dei_DocumentType_32C4665BBF1095AE90591265A26CA794" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityInformationLineItems_217C82E022BF7CC8681A12652EDF0469" xlink:to="loc_dei_DocumentType_32C4665BBF1095AE90591265A26CA794" xlink:type="arc" />
    <loc xlink:href="http://xbrl.sec.gov/dei/2013/dei-2013-01-31.xsd#dei_AmendmentFlag" xlink:label="loc_dei_AmendmentFlag_9FF3E66728B7ED20600312652EFDD5D2" xlink:type="locator" />
    <definitionArc order="4" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityInformationLineItems_217C82E022BF7CC8681A12652EDF0469" xlink:to="loc_dei_AmendmentFlag_9FF3E66728B7ED20600312652EFDD5D2" xlink:type="arc" />
    <loc xlink:href="http://xbrl.sec.gov/dei/2013/dei-2013-01-31.xsd#dei_DocumentPeriodEndDate" xlink:label="loc_dei_DocumentPeriodEndDate_C5215FC21042C0EE982D12652EDF131C" xlink:type="locator" />
    <definitionArc order="5" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityInformationLineItems_217C82E022BF7CC8681A12652EDF0469" xlink:to="loc_dei_DocumentPeriodEndDate_C5215FC21042C0EE982D12652EDF131C" xlink:type="arc" />
    <loc xlink:href="http://xbrl.sec.gov/dei/2013/dei-2013-01-31.xsd#dei_DocumentFiscalYearFocus" xlink:label="loc_dei_DocumentFiscalYearFocus_71AF23F5DEBD3A405A8D12652EDF0DD5" xlink:type="locator" />
    <definitionArc order="6" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityInformationLineItems_217C82E022BF7CC8681A12652EDF0469" xlink:to="loc_dei_DocumentFiscalYearFocus_71AF23F5DEBD3A405A8D12652EDF0DD5" xlink:type="arc" />
  </definitionLink>
  <definitionLink xlink:role="http://www.micron.com/role/EarningsPerShare" xlink:type="extended" />
  <definitionLink xlink:role="http://www.micron.com/role/EarningsPerShareDetails" xlink:type="extended">
    <loc xlink:href="mu-20130829.xsd#mu_EarningsPerShareBasicAndDilutedLineItems" xlink:label="loc_mu_EarningsPerShareBasicAndDilutedLineItems_F19DDA26D996A907A4BF117F389150DB" xlink:type="locator" />
    <loc xlink:href="mu-20130829.xsd#mu_ScheduleOfEarningsPerShareBasicAndDilutedTable" xlink:label="loc_mu_ScheduleOfEarningsPerShareBasicAndDilutedTable_386AD262DBF94F3D7CDF117F38907D8F" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_mu_EarningsPerShareBasicAndDilutedLineItems_F19DDA26D996A907A4BF117F389150DB" xlink:to="loc_mu_ScheduleOfEarningsPerShareBasicAndDilutedTable_386AD262DBF94F3D7CDF117F38907D8F" xlink:type="arc" xbrldt:closed="true" xbrldt:contextElement="segment" />
    <loc xlink:href="http://xbrl.sec.gov/dei/2013/dei-2013-01-31.xsd#dei_LegalEntityAxis" xlink:label="loc_dei_LegalEntityAxis_3E5B2352733E0BBAD56C117F3890A3B7" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_mu_ScheduleOfEarningsPerShareBasicAndDilutedTable_386AD262DBF94F3D7CDF117F38907D8F" xlink:to="loc_dei_LegalEntityAxis_3E5B2352733E0BBAD56C117F3890A3B7" xlink:type="arc" />
    <loc xlink:href="http://xbrl.sec.gov/dei/2013/dei-2013-01-31.xsd#dei_EntityDomain" xlink:label="loc_dei_EntityDomain_B084CBDC0FA115DA0A9D117F389066FD_default" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_dei_LegalEntityAxis_3E5B2352733E0BBAD56C117F3890A3B7" xlink:to="loc_dei_EntityDomain_B084CBDC0FA115DA0A9D117F389066FD_default" xlink:type="arc" />
    <loc xlink:href="http://xbrl.sec.gov/dei/2013/dei-2013-01-31.xsd#dei_EntityDomain" xlink:label="loc_dei_EntityDomain_B084CBDC0FA115DA0A9D117F389066FD" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_dei_LegalEntityAxis_3E5B2352733E0BBAD56C117F3890A3B7" xlink:to="loc_dei_EntityDomain_B084CBDC0FA115DA0A9D117F389066FD" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DebtInstrumentAxis" xlink:label="loc_us-gaap_DebtInstrumentAxis_F2DBDB5631CE12CCCBAF117F38904205" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_mu_ScheduleOfEarningsPerShareBasicAndDilutedTable_386AD262DBF94F3D7CDF117F38907D8F" xlink:to="loc_us-gaap_DebtInstrumentAxis_F2DBDB5631CE12CCCBAF117F38904205" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DebtInstrumentNameDomain" xlink:label="loc_us-gaap_DebtInstrumentNameDomain_B1AD24297F939AD52738117F389092A3_default" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_DebtInstrumentAxis_F2DBDB5631CE12CCCBAF117F38904205" xlink:to="loc_us-gaap_DebtInstrumentNameDomain_B1AD24297F939AD52738117F389092A3_default" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DebtInstrumentNameDomain" xlink:label="loc_us-gaap_DebtInstrumentNameDomain_B1AD24297F939AD52738117F389092A3" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_DebtInstrumentAxis_F2DBDB5631CE12CCCBAF117F38904205" xlink:to="loc_us-gaap_DebtInstrumentNameDomain_B1AD24297F939AD52738117F389092A3" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_ConvertibleSeniorNotesDue201420272031And2032Member" xlink:label="loc_mu_ConvertibleSeniorNotesDue201420272031And2032Member_8BF51A4DCDA7B3681E01117F3891AB67" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_B1AD24297F939AD52738117F389092A3" xlink:to="loc_mu_ConvertibleSeniorNotesDue201420272031And2032Member_8BF51A4DCDA7B3681E01117F3891AB67" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_EarningsPerShareReconciliationAbstract" xlink:label="loc_us-gaap_EarningsPerShareReconciliationAbstract_34B1888F04A41DBA1EB5117F38919F8D" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_mu_EarningsPerShareBasicAndDilutedLineItems_F19DDA26D996A907A4BF117F389150DB" xlink:to="loc_us-gaap_EarningsPerShareReconciliationAbstract_34B1888F04A41DBA1EB5117F38919F8D" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_NetIncomeLoss" xlink:label="loc_us-gaap_NetIncomeLoss_B3E8329B755F33D7CC49117F3891F3F0" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EarningsPerShareReconciliationAbstract_34B1888F04A41DBA1EB5117F38919F8D" xlink:to="loc_us-gaap_NetIncomeLoss_B3E8329B755F33D7CC49117F3891F3F0" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_WeightedAverageNumberOfSharesOutstandingDilutedDisclosureItemsAbstract" xlink:label="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingDilutedDisclosureItemsAbstract_3EEB4758A47A2CFAFE71117F38910BA5" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_mu_EarningsPerShareBasicAndDilutedLineItems_F19DDA26D996A907A4BF117F389150DB" xlink:to="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingDilutedDisclosureItemsAbstract_3EEB4758A47A2CFAFE71117F38910BA5" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_WeightedAverageNumberOfSharesOutstandingBasic" xlink:label="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_A723CDF5C2C0A31A6D87117F38910EC7" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingDilutedDisclosureItemsAbstract_3EEB4758A47A2CFAFE71117F38910BA5" xlink:to="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_A723CDF5C2C0A31A6D87117F38910EC7" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_WeightedAverageNumberDilutedSharesOutstandingAdjustment" xlink:label="loc_us-gaap_WeightedAverageNumberDilutedSharesOutstandingAdjustment_16455B3C7DC3890AF533117F38913FA9" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingDilutedDisclosureItemsAbstract_3EEB4758A47A2CFAFE71117F38910BA5" xlink:to="loc_us-gaap_WeightedAverageNumberDilutedSharesOutstandingAdjustment_16455B3C7DC3890AF533117F38913FA9" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding" xlink:label="loc_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_9D6DFE125E9BFCB50A8D117F38918D69" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingDilutedDisclosureItemsAbstract_3EEB4758A47A2CFAFE71117F38910BA5" xlink:to="loc_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_9D6DFE125E9BFCB50A8D117F38918D69" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_EarningsPerShareBasicAbstract" xlink:label="loc_us-gaap_EarningsPerShareBasicAbstract_4541689E3CEDC1BE528B118031C55EBC" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_mu_EarningsPerShareBasicAndDilutedLineItems_F19DDA26D996A907A4BF117F389150DB" xlink:to="loc_us-gaap_EarningsPerShareBasicAbstract_4541689E3CEDC1BE528B118031C55EBC" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_EarningsPerShareBasic" xlink:label="loc_us-gaap_EarningsPerShareBasic_5E3DA8CE297F940BFCE4117F389134C9" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EarningsPerShareBasicAbstract_4541689E3CEDC1BE528B118031C55EBC" xlink:to="loc_us-gaap_EarningsPerShareBasic_5E3DA8CE297F940BFCE4117F389134C9" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_EarningsPerShareDilutedAbstract" xlink:label="loc_us-gaap_EarningsPerShareDilutedAbstract_E07B73D1A4FE0C9179A2118072F11A95" xlink:type="locator" />
    <definitionArc order="4" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_mu_EarningsPerShareBasicAndDilutedLineItems_F19DDA26D996A907A4BF117F389150DB" xlink:to="loc_us-gaap_EarningsPerShareDilutedAbstract_E07B73D1A4FE0C9179A2118072F11A95" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_EarningsPerShareDiluted" xlink:label="loc_us-gaap_EarningsPerShareDiluted_9CBD28329ED9A160370A117F389110AA" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EarningsPerShareDilutedAbstract_E07B73D1A4FE0C9179A2118072F11A95" xlink:to="loc_us-gaap_EarningsPerShareDiluted_9CBD28329ED9A160370A117F389110AA" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_WeightedAverageNumberDilutedSharesOutstandingAdjustmentAbstract" xlink:label="loc_us-gaap_WeightedAverageNumberDilutedSharesOutstandingAdjustmentAbstract_B317D5D6C449C416C2B7117F38911851" xlink:type="locator" />
    <definitionArc order="5" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_mu_EarningsPerShareBasicAndDilutedLineItems_F19DDA26D996A907A4BF117F389150DB" xlink:to="loc_us-gaap_WeightedAverageNumberDilutedSharesOutstandingAdjustmentAbstract_B317D5D6C449C416C2B7117F38911851" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_IncrementalCommonSharesAttributableToNoteConversion" xlink:label="loc_mu_IncrementalCommonSharesAttributableToNoteConversion_7BF96024C4994B940D74117F389180EA" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_WeightedAverageNumberDilutedSharesOutstandingAdjustmentAbstract_B317D5D6C449C416C2B7117F38911851" xlink:to="loc_mu_IncrementalCommonSharesAttributableToNoteConversion_7BF96024C4994B940D74117F389180EA" xlink:type="arc" />
  </definitionLink>
  <definitionLink xlink:role="http://www.micron.com/role/EarningsPerShareEarningsPerSharePotentialCommonSharesExcludedInComputationOfDilutedEarningsPerShareBecauseTheyWouldHaveBeenAntidilutiveDetails" xlink:type="extended">
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareLineItems" xlink:label="loc_us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareLineItems_05724D80CCF72E2CDA109A2E9B99D653" xlink:type="locator" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ScheduleOfAntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareTable" xlink:label="loc_us-gaap_ScheduleOfAntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareTable_8F5A5F261D3162A8FC2E9A2E9B99C2BD" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareLineItems_05724D80CCF72E2CDA109A2E9B99D653" xlink:to="loc_us-gaap_ScheduleOfAntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareTable_8F5A5F261D3162A8FC2E9A2E9B99C2BD" xlink:type="arc" xbrldt:closed="true" xbrldt:contextElement="segment" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecuritiesAxis" xlink:label="loc_us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecuritiesAxis_8E5C46093E40BD2ACCE99A2E9B99F853" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfAntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareTable_8F5A5F261D3162A8FC2E9A2E9B99C2BD" xlink:to="loc_us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecuritiesAxis_8E5C46093E40BD2ACCE99A2E9B99F853" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_AntidilutiveSecuritiesNameDomain" xlink:label="loc_us-gaap_AntidilutiveSecuritiesNameDomain_8849739EE6B99836E61B9A2E9B9906F1_default" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecuritiesAxis_8E5C46093E40BD2ACCE99A2E9B99F853" xlink:to="loc_us-gaap_AntidilutiveSecuritiesNameDomain_8849739EE6B99836E61B9A2E9B9906F1_default" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_AntidilutiveSecuritiesNameDomain" xlink:label="loc_us-gaap_AntidilutiveSecuritiesNameDomain_8849739EE6B99836E61B9A2E9B9906F1" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecuritiesAxis_8E5C46093E40BD2ACCE99A2E9B99F853" xlink:to="loc_us-gaap_AntidilutiveSecuritiesNameDomain_8849739EE6B99836E61B9A2E9B9906F1" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_StockCompensationPlanMember" xlink:label="loc_us-gaap_StockCompensationPlanMember_99E2A55DB529871784E59A2E9B9931E2" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AntidilutiveSecuritiesNameDomain_8849739EE6B99836E61B9A2E9B9906F1" xlink:to="loc_us-gaap_StockCompensationPlanMember_99E2A55DB529871784E59A2E9B9931E2" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ConvertibleDebtSecuritiesMember" xlink:label="loc_us-gaap_ConvertibleDebtSecuritiesMember_F1B5CAAB864F74C54F0B9A2E9B9942CE" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AntidilutiveSecuritiesNameDomain_8849739EE6B99836E61B9A2E9B9906F1" xlink:to="loc_us-gaap_ConvertibleDebtSecuritiesMember_F1B5CAAB864F74C54F0B9A2E9B9942CE" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount" xlink:label="loc_us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount_E8944C3E9FE8F610B3959A2E9B99388C" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareLineItems_05724D80CCF72E2CDA109A2E9B99D653" xlink:to="loc_us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount_E8944C3E9FE8F610B3959A2E9B99388C" xlink:type="arc" />
  </definitionLink>
  <definitionLink xlink:role="http://www.micron.com/role/EarningsPerShareTables" xlink:type="extended" />
  <definitionLink xlink:role="http://www.micron.com/role/EmployeeBenefitPlans" xlink:type="extended" />
  <definitionLink xlink:role="http://www.micron.com/role/EmployeeBenefitPlansDetails" xlink:type="extended">
    <loc xlink:href="mu-20130829.xsd#mu_DefinedContributionPlanDisclosureLineItems" xlink:label="loc_mu_DefinedContributionPlanDisclosureLineItems_2C62EFA13DAF95DA1C0D9A2E9BDE5571" xlink:type="locator" />
    <loc xlink:href="mu-20130829.xsd#mu_ScheduleOfDefinedContributionPlansDisclosuresTable" xlink:label="loc_mu_ScheduleOfDefinedContributionPlansDisclosuresTable_6E8A2BF2A7535B9E21BB9A2E9BDEADDC" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_mu_DefinedContributionPlanDisclosureLineItems_2C62EFA13DAF95DA1C0D9A2E9BDE5571" xlink:to="loc_mu_ScheduleOfDefinedContributionPlansDisclosuresTable_6E8A2BF2A7535B9E21BB9A2E9BDEADDC" xlink:type="arc" xbrldt:closed="true" xbrldt:contextElement="segment" />
    <loc xlink:href="mu-20130829.xsd#mu_DefinedContributionPlansDisclosuresAxis" xlink:label="loc_mu_DefinedContributionPlansDisclosuresAxis_869B2AC45F8581387B199A2E9BDE3872" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_mu_ScheduleOfDefinedContributionPlansDisclosuresTable_6E8A2BF2A7535B9E21BB9A2E9BDEADDC" xlink:to="loc_mu_DefinedContributionPlansDisclosuresAxis_869B2AC45F8581387B199A2E9BDE3872" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_DefinedContributionPlanDomain" xlink:label="loc_mu_DefinedContributionPlanDomain_C3BC475B659393F79FD09A2E9BDED176_default" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_mu_DefinedContributionPlansDisclosuresAxis_869B2AC45F8581387B199A2E9BDE3872" xlink:to="loc_mu_DefinedContributionPlanDomain_C3BC475B659393F79FD09A2E9BDED176_default" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_DefinedContributionPlanDomain" xlink:label="loc_mu_DefinedContributionPlanDomain_C3BC475B659393F79FD09A2E9BDED176" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_mu_DefinedContributionPlansDisclosuresAxis_869B2AC45F8581387B199A2E9BDE3872" xlink:to="loc_mu_DefinedContributionPlanDomain_C3BC475B659393F79FD09A2E9BDED176" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DefinedContributionPensionAndOtherPostretirementPlansDisclosureAbstract" xlink:label="loc_us-gaap_DefinedContributionPensionAndOtherPostretirementPlansDisclosureAbstract_6AECE8150EB3636817DF9A2E9BDE5F1A" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_mu_DefinedContributionPlanDisclosureLineItems_2C62EFA13DAF95DA1C0D9A2E9BDE5571" xlink:to="loc_us-gaap_DefinedContributionPensionAndOtherPostretirementPlansDisclosureAbstract_6AECE8150EB3636817DF9A2E9BDE5F1A" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DefinedContributionPlanMaximumAnnualContributionsPerEmployeePercent" xlink:label="loc_us-gaap_DefinedContributionPlanMaximumAnnualContributionsPerEmployeePercent_0BD05019053EBAD82CE49A2E9BDE51DF" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DefinedContributionPensionAndOtherPostretirementPlansDisclosureAbstract_6AECE8150EB3636817DF9A2E9BDE5F1A" xlink:to="loc_us-gaap_DefinedContributionPlanMaximumAnnualContributionsPerEmployeePercent_0BD05019053EBAD82CE49A2E9BDE51DF" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DefinedContributionPlanEmployerMatchingContributionPercent" xlink:label="loc_us-gaap_DefinedContributionPlanEmployerMatchingContributionPercent_FB1797A97E1225E6300B9A2E9BDEB752" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DefinedContributionPensionAndOtherPostretirementPlansDisclosureAbstract_6AECE8150EB3636817DF9A2E9BDE5F1A" xlink:to="loc_us-gaap_DefinedContributionPlanEmployerMatchingContributionPercent_FB1797A97E1225E6300B9A2E9BDEB752" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DefinedContributionPlanCostRecognized" xlink:label="loc_us-gaap_DefinedContributionPlanCostRecognized_1E3FE917744E1DB42F609A2E9BDF1E46" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DefinedContributionPensionAndOtherPostretirementPlansDisclosureAbstract_6AECE8150EB3636817DF9A2E9BDE5F1A" xlink:to="loc_us-gaap_DefinedContributionPlanCostRecognized_1E3FE917744E1DB42F609A2E9BDF1E46" xlink:type="arc" />
  </definitionLink>
  <definitionLink xlink:role="http://www.micron.com/role/EquityMethodInvestments" xlink:type="extended" />
  <definitionLink xlink:role="http://www.micron.com/role/EquityMethodInvestments2Details" xlink:type="extended">
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_RelatedPartyTransactionLineItems" xlink:label="loc_us-gaap_RelatedPartyTransactionLineItems_514970BE8C3C49D53F7B9A2E9BEA8380" xlink:type="locator" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ScheduleOfRelatedPartyTransactionsByRelatedPartyTable" xlink:label="loc_us-gaap_ScheduleOfRelatedPartyTransactionsByRelatedPartyTable_FB030C5F9D742E0669959A2E9BE95225" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_RelatedPartyTransactionLineItems_514970BE8C3C49D53F7B9A2E9BEA8380" xlink:to="loc_us-gaap_ScheduleOfRelatedPartyTransactionsByRelatedPartyTable_FB030C5F9D742E0669959A2E9BE95225" xlink:type="arc" xbrldt:closed="true" xbrldt:contextElement="segment" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_RelatedPartyTransactionsByRelatedPartyAxis" xlink:label="loc_us-gaap_RelatedPartyTransactionsByRelatedPartyAxis_8C0E26189FB811806FB79A2E9BE94AA9" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfRelatedPartyTransactionsByRelatedPartyTable_FB030C5F9D742E0669959A2E9BE95225" xlink:to="loc_us-gaap_RelatedPartyTransactionsByRelatedPartyAxis_8C0E26189FB811806FB79A2E9BE94AA9" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_RelatedPartyDomain" xlink:label="loc_us-gaap_RelatedPartyDomain_6B6E43D03FBF4660799F9A2E9BE9F3C0_default" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_RelatedPartyTransactionsByRelatedPartyAxis_8C0E26189FB811806FB79A2E9BE94AA9" xlink:to="loc_us-gaap_RelatedPartyDomain_6B6E43D03FBF4660799F9A2E9BE9F3C0_default" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_RelatedPartyDomain" xlink:label="loc_us-gaap_RelatedPartyDomain_6B6E43D03FBF4660799F9A2E9BE9F3C0" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_RelatedPartyTransactionsByRelatedPartyAxis_8C0E26189FB811806FB79A2E9BE94AA9" xlink:to="loc_us-gaap_RelatedPartyDomain_6B6E43D03FBF4660799F9A2E9BE9F3C0" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_TransformMember" xlink:label="loc_mu_TransformMember_C44FB07B734D41B237D89A2E9BE9E4E3" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RelatedPartyDomain_6B6E43D03FBF4660799F9A2E9BE9F3C0" xlink:to="loc_mu_TransformMember_C44FB07B734D41B237D89A2E9BE9E4E3" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_AptinaMember" xlink:label="loc_mu_AptinaMember_75477A3692C570427D4A9A2E9BE97243" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RelatedPartyDomain_6B6E43D03FBF4660799F9A2E9BE9F3C0" xlink:to="loc_mu_AptinaMember_75477A3692C570427D4A9A2E9BE97243" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_TeraProbeMember" xlink:label="loc_mu_TeraProbeMember_198982F4D3661A311C149A2E9BE97CD4" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RelatedPartyDomain_6B6E43D03FBF4660799F9A2E9BE9F3C0" xlink:to="loc_mu_TeraProbeMember_198982F4D3661A311C149A2E9BE97CD4" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis" xlink:label="loc_us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis_2E887AC279E0F2D755C99A2E9BE9CEBC" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfRelatedPartyTransactionsByRelatedPartyTable_FB030C5F9D742E0669959A2E9BE95225" xlink:to="loc_us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis_2E887AC279E0F2D755C99A2E9BE9CEBC" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_EquityMethodInvesteeNameDomain" xlink:label="loc_us-gaap_EquityMethodInvesteeNameDomain_70FFF9EC03DBD7B3B4589A2E9BE9030D_default" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis_2E887AC279E0F2D755C99A2E9BE9CEBC" xlink:to="loc_us-gaap_EquityMethodInvesteeNameDomain_70FFF9EC03DBD7B3B4589A2E9BE9030D_default" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_EquityMethodInvesteeNameDomain" xlink:label="loc_us-gaap_EquityMethodInvesteeNameDomain_70FFF9EC03DBD7B3B4589A2E9BE9030D" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis_2E887AC279E0F2D755C99A2E9BE9CEBC" xlink:to="loc_us-gaap_EquityMethodInvesteeNameDomain_70FFF9EC03DBD7B3B4589A2E9BE9030D" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_OtherEquityMethodInvetmentsMember" xlink:label="loc_mu_OtherEquityMethodInvetmentsMember_DA8911406F4CB82060E89A2E9BE9BE69" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EquityMethodInvesteeNameDomain_70FFF9EC03DBD7B3B4589A2E9BE9030D" xlink:to="loc_mu_OtherEquityMethodInvetmentsMember_DA8911406F4CB82060E89A2E9BE9BE69" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis" xlink:label="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis_102404D878FC002521DD9A2E9BE91441" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfRelatedPartyTransactionsByRelatedPartyTable_FB030C5F9D742E0669959A2E9BE95225" xlink:to="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis_102404D878FC002521DD9A2E9BE91441" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DisposalGroupsIncludingDiscontinuedOperationsNameDomain" xlink:label="loc_us-gaap_DisposalGroupsIncludingDiscontinuedOperationsNameDomain_853BF6DA7402E0DA58379A2E9BEA0B7D_default" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis_102404D878FC002521DD9A2E9BE91441" xlink:to="loc_us-gaap_DisposalGroupsIncludingDiscontinuedOperationsNameDomain_853BF6DA7402E0DA58379A2E9BEA0B7D_default" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DisposalGroupsIncludingDiscontinuedOperationsNameDomain" xlink:label="loc_us-gaap_DisposalGroupsIncludingDiscontinuedOperationsNameDomain_853BF6DA7402E0DA58379A2E9BEA0B7D" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis_102404D878FC002521DD9A2E9BE91441" xlink:to="loc_us-gaap_DisposalGroupsIncludingDiscontinuedOperationsNameDomain_853BF6DA7402E0DA58379A2E9BEA0B7D" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_MicronTechnologyItaliaSrlMember" xlink:label="loc_mu_MicronTechnologyItaliaSrlMember_424EEBD71BDC12D72BCF9A2E9BEAAF01" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DisposalGroupsIncludingDiscontinuedOperationsNameDomain_853BF6DA7402E0DA58379A2E9BEA0B7D" xlink:to="loc_mu_MicronTechnologyItaliaSrlMember_424EEBD71BDC12D72BCF9A2E9BEAAF01" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis" xlink:label="loc_us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis_0E9F1F1C6348E8B6DBD19A2E9BEA91BF" xlink:type="locator" />
    <definitionArc order="4" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfRelatedPartyTransactionsByRelatedPartyTable_FB030C5F9D742E0669959A2E9BE95225" xlink:to="loc_us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis_0E9F1F1C6348E8B6DBD19A2E9BEA91BF" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ReceivableTypeDomain" xlink:label="loc_us-gaap_ReceivableTypeDomain_D828B57D00C2D6F819569A2E9BEAA357_default" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis_0E9F1F1C6348E8B6DBD19A2E9BEA91BF" xlink:to="loc_us-gaap_ReceivableTypeDomain_D828B57D00C2D6F819569A2E9BEAA357_default" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ReceivableTypeDomain" xlink:label="loc_us-gaap_ReceivableTypeDomain_D828B57D00C2D6F819569A2E9BEAA357" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis_0E9F1F1C6348E8B6DBD19A2E9BEA91BF" xlink:to="loc_us-gaap_ReceivableTypeDomain_D828B57D00C2D6F819569A2E9BEAA357" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_LoansReceivableMember" xlink:label="loc_us-gaap_LoansReceivableMember_17F4F0E01E9D160835A59A2E9BEA84F4" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ReceivableTypeDomain_D828B57D00C2D6F819569A2E9BEAA357" xlink:to="loc_us-gaap_LoansReceivableMember_17F4F0E01E9D160835A59A2E9BEA84F4" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_BalanceSheetLocationAxis" xlink:label="loc_us-gaap_BalanceSheetLocationAxis_31B63C26EB80FA74C2509A2E9BEAA6C0" xlink:type="locator" />
    <definitionArc order="5" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfRelatedPartyTransactionsByRelatedPartyTable_FB030C5F9D742E0669959A2E9BE95225" xlink:to="loc_us-gaap_BalanceSheetLocationAxis_31B63C26EB80FA74C2509A2E9BEAA6C0" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_BalanceSheetLocationDomain" xlink:label="loc_us-gaap_BalanceSheetLocationDomain_479C582A094CAB2A3A969A2E9BEAAA43_default" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_BalanceSheetLocationAxis_31B63C26EB80FA74C2509A2E9BEAA6C0" xlink:to="loc_us-gaap_BalanceSheetLocationDomain_479C582A094CAB2A3A969A2E9BEAAA43_default" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_BalanceSheetLocationDomain" xlink:label="loc_us-gaap_BalanceSheetLocationDomain_479C582A094CAB2A3A969A2E9BEAAA43" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_BalanceSheetLocationAxis_31B63C26EB80FA74C2509A2E9BEAA6C0" xlink:to="loc_us-gaap_BalanceSheetLocationDomain_479C582A094CAB2A3A969A2E9BEAAA43" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_OtherCurrentAssetsMember" xlink:label="loc_us-gaap_OtherCurrentAssetsMember_8DA0D516F883BED9CDB39A2E9BEA7F1E" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BalanceSheetLocationDomain_479C582A094CAB2A3A969A2E9BEAAA43" xlink:to="loc_us-gaap_OtherCurrentAssetsMember_8DA0D516F883BED9CDB39A2E9BEA7F1E" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_RelatedPartyTransactionPurchasesFromRelatedParty" xlink:label="loc_us-gaap_RelatedPartyTransactionPurchasesFromRelatedParty_4945532983CBD377AC6A9A2E9BEA645B" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RelatedPartyTransactionLineItems_514970BE8C3C49D53F7B9A2E9BEA8380" xlink:to="loc_us-gaap_RelatedPartyTransactionPurchasesFromRelatedParty_4945532983CBD377AC6A9A2E9BEA645B" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_PropertySubjectToOrAvailableForOperatingLeaseNet" xlink:label="loc_us-gaap_PropertySubjectToOrAvailableForOperatingLeaseNet_2193B5A882C2B62574719A2E9BEA769E" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RelatedPartyTransactionLineItems_514970BE8C3C49D53F7B9A2E9BEA8380" xlink:to="loc_us-gaap_PropertySubjectToOrAvailableForOperatingLeaseNet_2193B5A882C2B62574719A2E9BEA769E" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DeferredRevenue" xlink:label="loc_us-gaap_DeferredRevenue_63CEA14D54F2B3241EED9A2E9BEA9614" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RelatedPartyTransactionLineItems_514970BE8C3C49D53F7B9A2E9BEA8380" xlink:to="loc_us-gaap_DeferredRevenue_63CEA14D54F2B3241EED9A2E9BEA9614" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_GainLossOnContractTermination" xlink:label="loc_us-gaap_GainLossOnContractTermination_F1FB9C7A9422801801229A2E9BEA9827" xlink:type="locator" />
    <definitionArc order="4" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RelatedPartyTransactionLineItems_514970BE8C3C49D53F7B9A2E9BEA8380" xlink:to="loc_us-gaap_GainLossOnContractTermination_F1FB9C7A9422801801229A2E9BEA9827" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_RevenueFromRelatedParties" xlink:label="loc_us-gaap_RevenueFromRelatedParties_0EB2D44980EA6BDA79EA9A2E9BEA82D1" xlink:type="locator" />
    <definitionArc order="5" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RelatedPartyTransactionLineItems_514970BE8C3C49D53F7B9A2E9BEA8380" xlink:to="loc_us-gaap_RevenueFromRelatedParties_0EB2D44980EA6BDA79EA9A2E9BEA82D1" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_RelatedPartyTransactionExpensesFromTransactionsWithRelatedParty" xlink:label="loc_us-gaap_RelatedPartyTransactionExpensesFromTransactionsWithRelatedParty_EBE047CC5B8691CD16DA9A2E9BEA6C7E" xlink:type="locator" />
    <definitionArc order="6" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RelatedPartyTransactionLineItems_514970BE8C3C49D53F7B9A2E9BEA8380" xlink:to="loc_us-gaap_RelatedPartyTransactionExpensesFromTransactionsWithRelatedParty_EBE047CC5B8691CD16DA9A2E9BEA6C7E" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_DiameterOfWaferUsedInProduction" xlink:label="loc_mu_DiameterOfWaferUsedInProduction_CA2CC493BE54EF3314509A2E9BEA9A07" xlink:type="locator" />
    <definitionArc order="7" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RelatedPartyTransactionLineItems_514970BE8C3C49D53F7B9A2E9BEA8380" xlink:to="loc_mu_DiameterOfWaferUsedInProduction_CA2CC493BE54EF3314509A2E9BEA9A07" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_ShortTermLoanAgreementMaximumLendingCapacity" xlink:label="loc_mu_ShortTermLoanAgreementMaximumLendingCapacity_42D88BB59E34CE9E0BE39A2E9BEAB025" xlink:type="locator" />
    <definitionArc order="8" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RelatedPartyTransactionLineItems_514970BE8C3C49D53F7B9A2E9BEA8380" xlink:to="loc_mu_ShortTermLoanAgreementMaximumLendingCapacity_42D88BB59E34CE9E0BE39A2E9BEAB025" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_LoanReceivableNumberOfPeriodicDisbursements" xlink:label="loc_mu_LoanReceivableNumberOfPeriodicDisbursements_FFFF8458BD578D1BB9339A2E9BEAE28D" xlink:type="locator" />
    <definitionArc order="9" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RelatedPartyTransactionLineItems_514970BE8C3C49D53F7B9A2E9BEA8380" xlink:to="loc_mu_LoanReceivableNumberOfPeriodicDisbursements_FFFF8458BD578D1BB9339A2E9BEAE28D" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_LoanReceivableNumberOfPayments" xlink:label="loc_mu_LoanReceivableNumberOfPayments_43123774152D4CE479379A2E9BEB03AC" xlink:type="locator" />
    <definitionArc order="10" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RelatedPartyTransactionLineItems_514970BE8C3C49D53F7B9A2E9BEA8380" xlink:to="loc_mu_LoanReceivableNumberOfPayments_43123774152D4CE479379A2E9BEB03AC" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_NotesReceivableRelatedPartiesCurrent" xlink:label="loc_us-gaap_NotesReceivableRelatedPartiesCurrent_E75D8F71ADBC3AAFE08A9A2E9BEBEC51" xlink:type="locator" />
    <definitionArc order="11" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RelatedPartyTransactionLineItems_514970BE8C3C49D53F7B9A2E9BEA8380" xlink:to="loc_us-gaap_NotesReceivableRelatedPartiesCurrent_E75D8F71ADBC3AAFE08A9A2E9BEBEC51" xlink:type="arc" />
  </definitionLink>
  <definitionLink xlink:role="http://www.micron.com/role/EquityMethodInvestmentsDetails" xlink:type="extended">
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ScheduleOfEquityMethodInvestmentsLineItems" xlink:label="loc_us-gaap_ScheduleOfEquityMethodInvestmentsLineItems_0FEFDD14FB55BFD1DC12115746EA000F" xlink:type="locator" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ScheduleOfEquityMethodInvestmentsTable" xlink:label="loc_us-gaap_ScheduleOfEquityMethodInvestmentsTable_3FECB3EDB09DD400BAE3115746E8BF97" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_ScheduleOfEquityMethodInvestmentsLineItems_0FEFDD14FB55BFD1DC12115746EA000F" xlink:to="loc_us-gaap_ScheduleOfEquityMethodInvestmentsTable_3FECB3EDB09DD400BAE3115746E8BF97" xlink:type="arc" xbrldt:closed="true" xbrldt:contextElement="segment" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_CounterpartyNameAxis" xlink:label="loc_us-gaap_CounterpartyNameAxis_CD0B6A3CAA4950BD7EF5115746E8BED5" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfEquityMethodInvestmentsTable_3FECB3EDB09DD400BAE3115746E8BF97" xlink:to="loc_us-gaap_CounterpartyNameAxis_CD0B6A3CAA4950BD7EF5115746E8BED5" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_RepurchaseAgreementCounterpartyNameDomain" xlink:label="loc_us-gaap_RepurchaseAgreementCounterpartyNameDomain_8C76EBC837CB863D930F115746E83A2F_default" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_CounterpartyNameAxis_CD0B6A3CAA4950BD7EF5115746E8BED5" xlink:to="loc_us-gaap_RepurchaseAgreementCounterpartyNameDomain_8C76EBC837CB863D930F115746E83A2F_default" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_RepurchaseAgreementCounterpartyNameDomain" xlink:label="loc_us-gaap_RepurchaseAgreementCounterpartyNameDomain_8C76EBC837CB863D930F115746E83A2F" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_CounterpartyNameAxis_CD0B6A3CAA4950BD7EF5115746E8BED5" xlink:to="loc_us-gaap_RepurchaseAgreementCounterpartyNameDomain_8C76EBC837CB863D930F115746E83A2F" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_NanyaMember" xlink:label="loc_mu_NanyaMember_22C9C8F76247F9F76D8C115746E80FF5" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RepurchaseAgreementCounterpartyNameDomain_8C76EBC837CB863D930F115746E83A2F" xlink:to="loc_mu_NanyaMember_22C9C8F76247F9F76D8C115746E80FF5" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis" xlink:label="loc_us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis_B36AAAF56B372F6724E4115746E8D4BE" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfEquityMethodInvestmentsTable_3FECB3EDB09DD400BAE3115746E8BF97" xlink:to="loc_us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis_B36AAAF56B372F6724E4115746E8D4BE" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_EquityMethodInvesteeNameDomain" xlink:label="loc_us-gaap_EquityMethodInvesteeNameDomain_7892D90105DEEE9F765A115746E8AAE3_default" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis_B36AAAF56B372F6724E4115746E8D4BE" xlink:to="loc_us-gaap_EquityMethodInvesteeNameDomain_7892D90105DEEE9F765A115746E8AAE3_default" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_EquityMethodInvesteeNameDomain" xlink:label="loc_us-gaap_EquityMethodInvesteeNameDomain_7892D90105DEEE9F765A115746E8AAE3" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis_B36AAAF56B372F6724E4115746E8D4BE" xlink:to="loc_us-gaap_EquityMethodInvesteeNameDomain_7892D90105DEEE9F765A115746E8AAE3" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_InoteraMember" xlink:label="loc_mu_InoteraMember_584247D8FAF7234D6B1C115746E8B9BD" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EquityMethodInvesteeNameDomain_7892D90105DEEE9F765A115746E8AAE3" xlink:to="loc_mu_InoteraMember_584247D8FAF7234D6B1C115746E8B9BD" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_TeraProbeMember" xlink:label="loc_mu_TeraProbeMember_0AEE50B6F8D0F63E1323115746E95601" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EquityMethodInvesteeNameDomain_7892D90105DEEE9F765A115746E8AAE3" xlink:to="loc_mu_TeraProbeMember_0AEE50B6F8D0F63E1323115746E95601" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_OtherEquityMethodInvetmentsMember" xlink:label="loc_mu_OtherEquityMethodInvetmentsMember_BEE469BC571801D5F95C115746E90B86" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EquityMethodInvesteeNameDomain_7892D90105DEEE9F765A115746E8AAE3" xlink:to="loc_mu_OtherEquityMethodInvetmentsMember_BEE469BC571801D5F95C115746E90B86" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_OtherEquityMethodInvestmentsNamesAxis" xlink:label="loc_mu_OtherEquityMethodInvestmentsNamesAxis_D1E2591F35CE785ED300115746E9C068" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfEquityMethodInvestmentsTable_3FECB3EDB09DD400BAE3115746E8BF97" xlink:to="loc_mu_OtherEquityMethodInvestmentsNamesAxis_D1E2591F35CE785ED300115746E9C068" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_OtherEquityMethodInvestmentsNamesDomain" xlink:label="loc_mu_OtherEquityMethodInvestmentsNamesDomain_3C58C2CF9C31ED9FD2EF115746E96FF4_default" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_mu_OtherEquityMethodInvestmentsNamesAxis_D1E2591F35CE785ED300115746E9C068" xlink:to="loc_mu_OtherEquityMethodInvestmentsNamesDomain_3C58C2CF9C31ED9FD2EF115746E96FF4_default" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_OtherEquityMethodInvestmentsNamesDomain" xlink:label="loc_mu_OtherEquityMethodInvestmentsNamesDomain_3C58C2CF9C31ED9FD2EF115746E96FF4" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_mu_OtherEquityMethodInvestmentsNamesAxis_D1E2591F35CE785ED300115746E9C068" xlink:to="loc_mu_OtherEquityMethodInvestmentsNamesDomain_3C58C2CF9C31ED9FD2EF115746E96FF4" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_TransformMember" xlink:label="loc_mu_TransformMember_B537EC05D4DDDB4B2A86115746E9A6AA" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_mu_OtherEquityMethodInvestmentsNamesDomain_3C58C2CF9C31ED9FD2EF115746E96FF4" xlink:to="loc_mu_TransformMember_B537EC05D4DDDB4B2A86115746E9A6AA" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_AptinaMember" xlink:label="loc_mu_AptinaMember_E09679A01422F42C7A4E115746E9AD0C" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_mu_OtherEquityMethodInvestmentsNamesDomain_3C58C2CF9C31ED9FD2EF115746E96FF4" xlink:to="loc_mu_AptinaMember_E09679A01422F42C7A4E115746E9AD0C" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_VariableInterestEntitiesByClassificationOfEntityAxis" xlink:label="loc_us-gaap_VariableInterestEntitiesByClassificationOfEntityAxis_45A85F3182A787FFD704115746E9586A" xlink:type="locator" />
    <definitionArc order="4" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfEquityMethodInvestmentsTable_3FECB3EDB09DD400BAE3115746E8BF97" xlink:to="loc_us-gaap_VariableInterestEntitiesByClassificationOfEntityAxis_45A85F3182A787FFD704115746E9586A" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ClassificationOfVariableInterestEntityDomain" xlink:label="loc_us-gaap_ClassificationOfVariableInterestEntityDomain_F84AA42535DDA5C70B2B115746E93398_default" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_VariableInterestEntitiesByClassificationOfEntityAxis_45A85F3182A787FFD704115746E9586A" xlink:to="loc_us-gaap_ClassificationOfVariableInterestEntityDomain_F84AA42535DDA5C70B2B115746E93398_default" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ClassificationOfVariableInterestEntityDomain" xlink:label="loc_us-gaap_ClassificationOfVariableInterestEntityDomain_F84AA42535DDA5C70B2B115746E93398" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_VariableInterestEntitiesByClassificationOfEntityAxis_45A85F3182A787FFD704115746E9586A" xlink:to="loc_us-gaap_ClassificationOfVariableInterestEntityDomain_F84AA42535DDA5C70B2B115746E93398" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_VariableInterestEntityNotPrimaryBeneficiaryMember" xlink:label="loc_us-gaap_VariableInterestEntityNotPrimaryBeneficiaryMember_C8A86A3D4A0C4E627578115746E9F53F" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ClassificationOfVariableInterestEntityDomain_F84AA42535DDA5C70B2B115746E93398" xlink:to="loc_us-gaap_VariableInterestEntityNotPrimaryBeneficiaryMember_C8A86A3D4A0C4E627578115746E9F53F" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_UnrecordedUnconditionalPurchaseObligationByCategoryOfItemPurchasedAxis" xlink:label="loc_us-gaap_UnrecordedUnconditionalPurchaseObligationByCategoryOfItemPurchasedAxis_49C26BA0F171B83F4022115746E9EE36" xlink:type="locator" />
    <definitionArc order="5" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfEquityMethodInvestmentsTable_3FECB3EDB09DD400BAE3115746E8BF97" xlink:to="loc_us-gaap_UnrecordedUnconditionalPurchaseObligationByCategoryOfItemPurchasedAxis_49C26BA0F171B83F4022115746E9EE36" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_UnconditionalPurchaseObligationCategoryOfGoodsOrServicesAcquiredDomain" xlink:label="loc_us-gaap_UnconditionalPurchaseObligationCategoryOfGoodsOrServicesAcquiredDomain_2D37E8F46774DA9D445C115746E9F802_default" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_UnrecordedUnconditionalPurchaseObligationByCategoryOfItemPurchasedAxis_49C26BA0F171B83F4022115746E9EE36" xlink:to="loc_us-gaap_UnconditionalPurchaseObligationCategoryOfGoodsOrServicesAcquiredDomain_2D37E8F46774DA9D445C115746E9F802_default" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_UnconditionalPurchaseObligationCategoryOfGoodsOrServicesAcquiredDomain" xlink:label="loc_us-gaap_UnconditionalPurchaseObligationCategoryOfGoodsOrServicesAcquiredDomain_2D37E8F46774DA9D445C115746E9F802" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_UnrecordedUnconditionalPurchaseObligationByCategoryOfItemPurchasedAxis_49C26BA0F171B83F4022115746E9EE36" xlink:to="loc_us-gaap_UnconditionalPurchaseObligationCategoryOfGoodsOrServicesAcquiredDomain_2D37E8F46774DA9D445C115746E9F802" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_InventoriesMember" xlink:label="loc_us-gaap_InventoriesMember_FD62B21DF12524A18F72115746EA796A" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_UnconditionalPurchaseObligationCategoryOfGoodsOrServicesAcquiredDomain_2D37E8F46774DA9D445C115746E9F802" xlink:to="loc_us-gaap_InventoriesMember_FD62B21DF12524A18F72115746EA796A" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_EntityWhichWePartnerWithInInvestmentAxis" xlink:label="loc_mu_EntityWhichWePartnerWithInInvestmentAxis_B87AD67C820C54D02142115746EA8F6D" xlink:type="locator" />
    <definitionArc order="6" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfEquityMethodInvestmentsTable_3FECB3EDB09DD400BAE3115746E8BF97" xlink:to="loc_mu_EntityWhichWePartnerWithInInvestmentAxis_B87AD67C820C54D02142115746EA8F6D" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_EntityWhichWePartnerWithInInvestmentDomain" xlink:label="loc_mu_EntityWhichWePartnerWithInInvestmentDomain_298BB9B95BD4ADD644AD115746EA2512_default" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_mu_EntityWhichWePartnerWithInInvestmentAxis_B87AD67C820C54D02142115746EA8F6D" xlink:to="loc_mu_EntityWhichWePartnerWithInInvestmentDomain_298BB9B95BD4ADD644AD115746EA2512_default" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_EntityWhichWePartnerWithInInvestmentDomain" xlink:label="loc_mu_EntityWhichWePartnerWithInInvestmentDomain_298BB9B95BD4ADD644AD115746EA2512" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_mu_EntityWhichWePartnerWithInInvestmentAxis_B87AD67C820C54D02142115746EA8F6D" xlink:to="loc_mu_EntityWhichWePartnerWithInInvestmentDomain_298BB9B95BD4ADD644AD115746EA2512" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_NanyaMember" xlink:label="loc_mu_NanyaMember_E506673FF2DB1BED1F97115746EA8AAB" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_mu_EntityWhichWePartnerWithInInvestmentDomain_298BB9B95BD4ADD644AD115746EA2512" xlink:to="loc_mu_NanyaMember_E506673FF2DB1BED1F97115746EA8AAB" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_OriginEnergyLimitedMember" xlink:label="loc_mu_OriginEnergyLimitedMember_B21262631578ABD0DCB5115746EADF84" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_mu_EntityWhichWePartnerWithInInvestmentDomain_298BB9B95BD4ADD644AD115746EA2512" xlink:to="loc_mu_OriginEnergyLimitedMember_B21262631578ABD0DCB5115746EADF84" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_BusinessAcquisitionAxis" xlink:label="loc_us-gaap_BusinessAcquisitionAxis_CF8131635C5B57233C54115746EA314F" xlink:type="locator" />
    <definitionArc order="7" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfEquityMethodInvestmentsTable_3FECB3EDB09DD400BAE3115746E8BF97" xlink:to="loc_us-gaap_BusinessAcquisitionAxis_CF8131635C5B57233C54115746EA314F" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_BusinessAcquisitionAcquireeDomain" xlink:label="loc_us-gaap_BusinessAcquisitionAcquireeDomain_BCBD59C5DB27F740BA70115746EAF9D1_default" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_BusinessAcquisitionAxis_CF8131635C5B57233C54115746EA314F" xlink:to="loc_us-gaap_BusinessAcquisitionAcquireeDomain_BCBD59C5DB27F740BA70115746EAF9D1_default" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_BusinessAcquisitionAcquireeDomain" xlink:label="loc_us-gaap_BusinessAcquisitionAcquireeDomain_BCBD59C5DB27F740BA70115746EAF9D1" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_BusinessAcquisitionAxis_CF8131635C5B57233C54115746EA314F" xlink:to="loc_us-gaap_BusinessAcquisitionAcquireeDomain_BCBD59C5DB27F740BA70115746EAF9D1" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_ElpidaCompanyMember" xlink:label="loc_mu_ElpidaCompanyMember_68F7ED18988A43B4805F115746EAE409" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BusinessAcquisitionAcquireeDomain_BCBD59C5DB27F740BA70115746EAF9D1" xlink:to="loc_mu_ElpidaCompanyMember_68F7ED18988A43B4805F115746EAE409" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_EquityMethodInvestments" xlink:label="loc_us-gaap_EquityMethodInvestments_E085F5BE84368E42AD65115746EA76FA" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ScheduleOfEquityMethodInvestmentsLineItems_0FEFDD14FB55BFD1DC12115746EA000F" xlink:to="loc_us-gaap_EquityMethodInvestments_E085F5BE84368E42AD65115746EA76FA" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_EquityMethodInvestmentOwnershipPercentage" xlink:label="loc_us-gaap_EquityMethodInvestmentOwnershipPercentage_68D4C6F6665888744EA5115746EB7D06" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ScheduleOfEquityMethodInvestmentsLineItems_0FEFDD14FB55BFD1DC12115746EA000F" xlink:to="loc_us-gaap_EquityMethodInvestmentOwnershipPercentage_68D4C6F6665888744EA5115746EB7D06" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_IncomeLossFromEquityMethodInvestments" xlink:label="loc_us-gaap_IncomeLossFromEquityMethodInvestments_3C81CB47B80FEECF4901115746EBD1A0" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ScheduleOfEquityMethodInvestmentsLineItems_0FEFDD14FB55BFD1DC12115746EA000F" xlink:to="loc_us-gaap_IncomeLossFromEquityMethodInvestments_3C81CB47B80FEECF4901115746EBD1A0" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_EquityMethodInvestmentSummarizedFinancialInformationAbstract" xlink:label="loc_us-gaap_EquityMethodInvestmentSummarizedFinancialInformationAbstract_7442420C3460E684C4C9115746EB8FDE" xlink:type="locator" />
    <definitionArc order="4" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ScheduleOfEquityMethodInvestmentsLineItems_0FEFDD14FB55BFD1DC12115746EA000F" xlink:to="loc_us-gaap_EquityMethodInvestmentSummarizedFinancialInformationAbstract_7442420C3460E684C4C9115746EB8FDE" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_EquityMethodInvestmentSummarizedFinancialInformationAssetsAbstract" xlink:label="loc_us-gaap_EquityMethodInvestmentSummarizedFinancialInformationAssetsAbstract_D36DBB4D25AEE41E8B4E115746EB6EDE" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EquityMethodInvestmentSummarizedFinancialInformationAbstract_7442420C3460E684C4C9115746EB8FDE" xlink:to="loc_us-gaap_EquityMethodInvestmentSummarizedFinancialInformationAssetsAbstract_D36DBB4D25AEE41E8B4E115746EB6EDE" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_EquityMethodInvestmentSummarizedFinancialInformationCurrentAssets" xlink:label="loc_us-gaap_EquityMethodInvestmentSummarizedFinancialInformationCurrentAssets_B0DEB19CE59036776AA2115746EBA25C" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EquityMethodInvestmentSummarizedFinancialInformationAssetsAbstract_D36DBB4D25AEE41E8B4E115746EB6EDE" xlink:to="loc_us-gaap_EquityMethodInvestmentSummarizedFinancialInformationCurrentAssets_B0DEB19CE59036776AA2115746EBA25C" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_EquityMethodInvestmentSummarizedFinancialInformationNoncurrentAssets" xlink:label="loc_us-gaap_EquityMethodInvestmentSummarizedFinancialInformationNoncurrentAssets_01D0C7D47C4EB992670E115746EB6BA6" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EquityMethodInvestmentSummarizedFinancialInformationAssetsAbstract_D36DBB4D25AEE41E8B4E115746EB6EDE" xlink:to="loc_us-gaap_EquityMethodInvestmentSummarizedFinancialInformationNoncurrentAssets_01D0C7D47C4EB992670E115746EB6BA6" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_EquityMethodInvestmentSummarizedFinancialInformationLiquidationAssets" xlink:label="loc_mu_EquityMethodInvestmentSummarizedFinancialInformationLiquidationAssets_F768AAD4F3A81F5335A9115746EB4657" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EquityMethodInvestmentSummarizedFinancialInformationAssetsAbstract_D36DBB4D25AEE41E8B4E115746EB6EDE" xlink:to="loc_mu_EquityMethodInvestmentSummarizedFinancialInformationLiquidationAssets_F768AAD4F3A81F5335A9115746EB4657" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_EquityMethodInvestmentSummarizedFinancialInformationLiabilitiesAbstract" xlink:label="loc_us-gaap_EquityMethodInvestmentSummarizedFinancialInformationLiabilitiesAbstract_9C35DC207440A3FD4A33115746EB0EE2" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EquityMethodInvestmentSummarizedFinancialInformationAbstract_7442420C3460E684C4C9115746EB8FDE" xlink:to="loc_us-gaap_EquityMethodInvestmentSummarizedFinancialInformationLiabilitiesAbstract_9C35DC207440A3FD4A33115746EB0EE2" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_EquityMethodInvestmentSummarizedFinancialInformationCurrentLiabilities" xlink:label="loc_us-gaap_EquityMethodInvestmentSummarizedFinancialInformationCurrentLiabilities_99ED6C98D74E7BC9A728115746EBC9B1" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EquityMethodInvestmentSummarizedFinancialInformationLiabilitiesAbstract_9C35DC207440A3FD4A33115746EB0EE2" xlink:to="loc_us-gaap_EquityMethodInvestmentSummarizedFinancialInformationCurrentLiabilities_99ED6C98D74E7BC9A728115746EBC9B1" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_EquityMethodInvestmentSummarizedFinancialInformationNoncurrentLiabilities" xlink:label="loc_us-gaap_EquityMethodInvestmentSummarizedFinancialInformationNoncurrentLiabilities_519B5F8B2AF4A865EFC5115746EBD116" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EquityMethodInvestmentSummarizedFinancialInformationLiabilitiesAbstract_9C35DC207440A3FD4A33115746EB0EE2" xlink:to="loc_us-gaap_EquityMethodInvestmentSummarizedFinancialInformationNoncurrentLiabilities_519B5F8B2AF4A865EFC5115746EBD116" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_EquityMethodInvestmentSummarizedFinancialInformationLiquidationLiabilities" xlink:label="loc_mu_EquityMethodInvestmentSummarizedFinancialInformationLiquidationLiabilities_3A281DB846FEDE401D07115746EB3932" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EquityMethodInvestmentSummarizedFinancialInformationLiabilitiesAbstract_9C35DC207440A3FD4A33115746EB0EE2" xlink:to="loc_mu_EquityMethodInvestmentSummarizedFinancialInformationLiquidationLiabilities_3A281DB846FEDE401D07115746EB3932" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_EquityMethodInvestmentSummarizedFinancialInformationIncomeStatementAbstract" xlink:label="loc_us-gaap_EquityMethodInvestmentSummarizedFinancialInformationIncomeStatementAbstract_DB45B6F6FDFE76E9D6C2115746EB6E9F" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EquityMethodInvestmentSummarizedFinancialInformationAbstract_7442420C3460E684C4C9115746EB8FDE" xlink:to="loc_us-gaap_EquityMethodInvestmentSummarizedFinancialInformationIncomeStatementAbstract_DB45B6F6FDFE76E9D6C2115746EB6E9F" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_EquityMethodInvestmentSummarizedFinancialInformationRevenue" xlink:label="loc_us-gaap_EquityMethodInvestmentSummarizedFinancialInformationRevenue_55677048E462F3474F40115746ECEE13" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EquityMethodInvestmentSummarizedFinancialInformationIncomeStatementAbstract_DB45B6F6FDFE76E9D6C2115746EB6E9F" xlink:to="loc_us-gaap_EquityMethodInvestmentSummarizedFinancialInformationRevenue_55677048E462F3474F40115746ECEE13" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_EquityMethodInvestmentSummarizedFinancialInformationGrossProfitLoss" xlink:label="loc_us-gaap_EquityMethodInvestmentSummarizedFinancialInformationGrossProfitLoss_50371E6D7A9E8DC62355115746ECED16" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EquityMethodInvestmentSummarizedFinancialInformationIncomeStatementAbstract_DB45B6F6FDFE76E9D6C2115746EB6E9F" xlink:to="loc_us-gaap_EquityMethodInvestmentSummarizedFinancialInformationGrossProfitLoss_50371E6D7A9E8DC62355115746ECED16" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_EquityMethodInvestmentSummarizedFinancialInformationIncomeLossFromContinuingOperationsBeforeExtraordinaryItems" xlink:label="loc_us-gaap_EquityMethodInvestmentSummarizedFinancialInformationIncomeLossFromContinuingOperationsBeforeExtraordinaryItems_282703B3ABA10C072EEF115746EC15B6" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EquityMethodInvestmentSummarizedFinancialInformationIncomeStatementAbstract_DB45B6F6FDFE76E9D6C2115746EB6E9F" xlink:to="loc_us-gaap_EquityMethodInvestmentSummarizedFinancialInformationIncomeLossFromContinuingOperationsBeforeExtraordinaryItems_282703B3ABA10C072EEF115746EC15B6" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_EquityMethodInvestmentSummarizedFinancialInformationNetIncomeLoss" xlink:label="loc_us-gaap_EquityMethodInvestmentSummarizedFinancialInformationNetIncomeLoss_E7C3082A4AE3BD18D2E6115746EC379B" xlink:type="locator" />
    <definitionArc order="4" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EquityMethodInvestmentSummarizedFinancialInformationIncomeStatementAbstract_DB45B6F6FDFE76E9D6C2115746EB6E9F" xlink:to="loc_us-gaap_EquityMethodInvestmentSummarizedFinancialInformationNetIncomeLoss_E7C3082A4AE3BD18D2E6115746EC379B" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_EquityMethodInvestmentSummarizedFinancialInformationChangesInNetAssetsLiabilitiesInLiquidation" xlink:label="loc_mu_EquityMethodInvestmentSummarizedFinancialInformationChangesInNetAssetsLiabilitiesInLiquidation_467E0B323E46AD83949B115746ECCD07" xlink:type="locator" />
    <definitionArc order="5" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EquityMethodInvestmentSummarizedFinancialInformationIncomeStatementAbstract_DB45B6F6FDFE76E9D6C2115746EB6E9F" xlink:to="loc_mu_EquityMethodInvestmentSummarizedFinancialInformationChangesInNetAssetsLiabilitiesInLiquidation_467E0B323E46AD83949B115746ECCD07" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_EquityMethodInvestmentSummarizedFinancialInformationCurrentLiabilitiesThatExceedCurrentAssets" xlink:label="loc_mu_EquityMethodInvestmentSummarizedFinancialInformationCurrentLiabilitiesThatExceedCurrentAssets_2DDA7C51904D480015A5115746EC1792" xlink:type="locator" />
    <definitionArc order="5" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EquityMethodInvestmentSummarizedFinancialInformationAbstract_7442420C3460E684C4C9115746EB8FDE" xlink:to="loc_mu_EquityMethodInvestmentSummarizedFinancialInformationCurrentLiabilitiesThatExceedCurrentAssets_2DDA7C51904D480015A5115746EC1792" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_VariableInterestEntityEntityMaximumLossExposureAmount" xlink:label="loc_us-gaap_VariableInterestEntityEntityMaximumLossExposureAmount_EC8900CE9B2E15BAD7F8115746ECAE82" xlink:type="locator" />
    <definitionArc order="5" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ScheduleOfEquityMethodInvestmentsLineItems_0FEFDD14FB55BFD1DC12115746EA000F" xlink:to="loc_us-gaap_VariableInterestEntityEntityMaximumLossExposureAmount_EC8900CE9B2E15BAD7F8115746ECAE82" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_EquityAbstract" xlink:label="loc_us-gaap_EquityAbstract_BD1BBF99BC56D02CA26A115746ECC57C" xlink:type="locator" />
    <definitionArc order="6" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ScheduleOfEquityMethodInvestmentsLineItems_0FEFDD14FB55BFD1DC12115746EA000F" xlink:to="loc_us-gaap_EquityAbstract_BD1BBF99BC56D02CA26A115746ECC57C" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_SubsidiaryOrEquityMethodInvesteeCumulativePercentageOwnershipAfterAllTransactions" xlink:label="loc_us-gaap_SubsidiaryOrEquityMethodInvesteeCumulativePercentageOwnershipAfterAllTransactions_3FF4D81E8B121302DB13115746ECD18E" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EquityAbstract_BD1BBF99BC56D02CA26A115746ECC57C" xlink:to="loc_us-gaap_SubsidiaryOrEquityMethodInvesteeCumulativePercentageOwnershipAfterAllTransactions_3FF4D81E8B121302DB13115746ECD18E" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_PaymentsToAcquireEquityMethodInvestments" xlink:label="loc_us-gaap_PaymentsToAcquireEquityMethodInvestments_0BE42A9EEBEC61AD68BC115746EC8655" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EquityAbstract_BD1BBF99BC56D02CA26A115746ECC57C" xlink:to="loc_us-gaap_PaymentsToAcquireEquityMethodInvestments_0BE42A9EEBEC61AD68BC115746EC8655" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_SaleOfStockNumberOfSharesIssuedInTransaction" xlink:label="loc_us-gaap_SaleOfStockNumberOfSharesIssuedInTransaction_BB0AD90E026D1AC1E4F0115746EC350D" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EquityAbstract_BD1BBF99BC56D02CA26A115746ECC57C" xlink:to="loc_us-gaap_SaleOfStockNumberOfSharesIssuedInTransaction_BB0AD90E026D1AC1E4F0115746EC350D" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_SaleOfStockPricePerShare" xlink:label="loc_us-gaap_SaleOfStockPricePerShare_FAD4B53B3BDAD8D1FA5D115746EC6FAB" xlink:type="locator" />
    <definitionArc order="4" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EquityAbstract_BD1BBF99BC56D02CA26A115746ECC57C" xlink:to="loc_us-gaap_SaleOfStockPricePerShare_FAD4B53B3BDAD8D1FA5D115746EC6FAB" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_GainLossOnSaleOfPreviouslyUnissuedStockBySubsidiaryOrEquityInvesteeNonoperatingIncome" xlink:label="loc_us-gaap_GainLossOnSaleOfPreviouslyUnissuedStockBySubsidiaryOrEquityInvesteeNonoperatingIncome_16E15656EB39FBF24FA1115746EDA0DA" xlink:type="locator" />
    <definitionArc order="5" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EquityAbstract_BD1BBF99BC56D02CA26A115746ECC57C" xlink:to="loc_us-gaap_GainLossOnSaleOfPreviouslyUnissuedStockBySubsidiaryOrEquityInvesteeNonoperatingIncome_16E15656EB39FBF24FA1115746EDA0DA" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_ThirdPartyPaymentsToAcquireInterestInEquityMethodInvestmentOfEntity" xlink:label="loc_mu_ThirdPartyPaymentsToAcquireInterestInEquityMethodInvestmentOfEntity_0509193D49EE62B9BB21115746ED53EB" xlink:type="locator" />
    <definitionArc order="6" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EquityAbstract_BD1BBF99BC56D02CA26A115746ECC57C" xlink:to="loc_mu_ThirdPartyPaymentsToAcquireInterestInEquityMethodInvestmentOfEntity_0509193D49EE62B9BB21115746ED53EB" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_EquityMethodInvestmentOwnershipPercentageHeldByThirdParty" xlink:label="loc_mu_EquityMethodInvestmentOwnershipPercentageHeldByThirdParty_A5439A0C6019A7AA1448115746EDE7B6" xlink:type="locator" />
    <definitionArc order="7" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ScheduleOfEquityMethodInvestmentsLineItems_0FEFDD14FB55BFD1DC12115746EA000F" xlink:to="loc_mu_EquityMethodInvestmentOwnershipPercentageHeldByThirdParty_A5439A0C6019A7AA1448115746EDE7B6" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_EquityMethodInvestmentQuotedMarketValue" xlink:label="loc_us-gaap_EquityMethodInvestmentQuotedMarketValue_23AA62A5BA4305D6D36B115746ED3A38" xlink:type="locator" />
    <definitionArc order="8" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ScheduleOfEquityMethodInvestmentsLineItems_0FEFDD14FB55BFD1DC12115746EA000F" xlink:to="loc_us-gaap_EquityMethodInvestmentQuotedMarketValue_23AA62A5BA4305D6D36B115746ED3A38" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_AccumulatedOtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentNetOfTax" xlink:label="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentNetOfTax_04ED86A777D18268212E115746EDC6EF" xlink:type="locator" />
    <definitionArc order="9" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ScheduleOfEquityMethodInvestmentsLineItems_0FEFDD14FB55BFD1DC12115746EA000F" xlink:to="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentNetOfTax_04ED86A777D18268212E115746EDC6EF" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_EquityMethodInvestmentsAmortizationOfDifferenceBetweenCostAndUnderlyingEquityInNetAssets" xlink:label="loc_mu_EquityMethodInvestmentsAmortizationOfDifferenceBetweenCostAndUnderlyingEquityInNetAssets_599275AF204D9D758BAC115746ED7465" xlink:type="locator" />
    <definitionArc order="10" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ScheduleOfEquityMethodInvestmentsLineItems_0FEFDD14FB55BFD1DC12115746EA000F" xlink:to="loc_mu_EquityMethodInvestmentsAmortizationOfDifferenceBetweenCostAndUnderlyingEquityInNetAssets_599275AF204D9D758BAC115746ED7465" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_RelatedPartyTransactionDueFromToRelatedPartyCurrentAbstract" xlink:label="loc_us-gaap_RelatedPartyTransactionDueFromToRelatedPartyCurrentAbstract_6E338240C8C16B99A179115746EDDE88" xlink:type="locator" />
    <definitionArc order="11" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ScheduleOfEquityMethodInvestmentsLineItems_0FEFDD14FB55BFD1DC12115746EA000F" xlink:to="loc_us-gaap_RelatedPartyTransactionDueFromToRelatedPartyCurrentAbstract_6E338240C8C16B99A179115746EDDE88" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_PaymentsToAcquireNotesReceivable" xlink:label="loc_us-gaap_PaymentsToAcquireNotesReceivable_FA37E80D7ACC2F6B460A115746EDB1B9" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RelatedPartyTransactionDueFromToRelatedPartyCurrentAbstract_6E338240C8C16B99A179115746EDDE88" xlink:to="loc_us-gaap_PaymentsToAcquireNotesReceivable_FA37E80D7ACC2F6B460A115746EDB1B9" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_RelatedPartyTransactionRate" xlink:label="loc_us-gaap_RelatedPartyTransactionRate_0845FC057DC6FB7E5ACB115746EDA531" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RelatedPartyTransactionDueFromToRelatedPartyCurrentAbstract_6E338240C8C16B99A179115746EDDE88" xlink:to="loc_us-gaap_RelatedPartyTransactionRate_0845FC057DC6FB7E5ACB115746EDA531" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_UnrecordedUnconditionalPurchaseObligationPercentage" xlink:label="loc_mu_UnrecordedUnconditionalPurchaseObligationPercentage_242B577EE9D7EF3ED25F115746ED5118" xlink:type="locator" />
    <definitionArc order="12" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ScheduleOfEquityMethodInvestmentsLineItems_0FEFDD14FB55BFD1DC12115746EA000F" xlink:to="loc_mu_UnrecordedUnconditionalPurchaseObligationPercentage_242B577EE9D7EF3ED25F115746ED5118" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_UnrecordedUnconditionalPurchaseObligationPurchases" xlink:label="loc_us-gaap_UnrecordedUnconditionalPurchaseObligationPurchases_8086190E970D9D139BAA115746ED0BF5" xlink:type="locator" />
    <definitionArc order="13" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ScheduleOfEquityMethodInvestmentsLineItems_0FEFDD14FB55BFD1DC12115746EA000F" xlink:to="loc_us-gaap_UnrecordedUnconditionalPurchaseObligationPurchases_8086190E970D9D139BAA115746ED0BF5" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_LossOnFirmPurchaseCommitmentForGoodsForInventory" xlink:label="loc_mu_LossOnFirmPurchaseCommitmentForGoodsForInventory_6626E0AF86F18F9EFDE2115746ED2F35" xlink:type="locator" />
    <definitionArc order="14" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ScheduleOfEquityMethodInvestmentsLineItems_0FEFDD14FB55BFD1DC12115746EA000F" xlink:to="loc_mu_LossOnFirmPurchaseCommitmentForGoodsForInventory_6626E0AF86F18F9EFDE2115746ED2F35" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_DramResearchAndDevelopmentExpenseReimbursement" xlink:label="loc_mu_DramResearchAndDevelopmentExpenseReimbursement_AB060D76AA2ADE3913FB115746ED303B" xlink:type="locator" />
    <definitionArc order="15" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ScheduleOfEquityMethodInvestmentsLineItems_0FEFDD14FB55BFD1DC12115746EA000F" xlink:to="loc_mu_DramResearchAndDevelopmentExpenseReimbursement_AB060D76AA2ADE3913FB115746ED303B" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_RoyaltyRevenue" xlink:label="loc_us-gaap_RoyaltyRevenue_E70952EF08FDBC109A51115746EDE682" xlink:type="locator" />
    <definitionArc order="16" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ScheduleOfEquityMethodInvestmentsLineItems_0FEFDD14FB55BFD1DC12115746EA000F" xlink:to="loc_us-gaap_RoyaltyRevenue_E70952EF08FDBC109A51115746EDE682" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedEquityMethodInvestment" xlink:label="loc_mu_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedEquityMethodInvestment_E9033812CDA2B76A4CC7115746EDFA8A" xlink:type="locator" />
    <definitionArc order="17" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ScheduleOfEquityMethodInvestmentsLineItems_0FEFDD14FB55BFD1DC12115746EA000F" xlink:to="loc_mu_BusinessCombinationRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedEquityMethodInvestment_E9033812CDA2B76A4CC7115746EDFA8A" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_EquityMethodInvestmentDifferenceBetweenCarryingAmountAndUnderlyingEquity" xlink:label="loc_us-gaap_EquityMethodInvestmentDifferenceBetweenCarryingAmountAndUnderlyingEquity_6F0E9912A75C3AE9EA9B115746EDDF58" xlink:type="locator" />
    <definitionArc order="18" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ScheduleOfEquityMethodInvestmentsLineItems_0FEFDD14FB55BFD1DC12115746EA000F" xlink:to="loc_us-gaap_EquityMethodInvestmentDifferenceBetweenCarryingAmountAndUnderlyingEquity_6F0E9912A75C3AE9EA9B115746EDDF58" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_EquityMethodInvestmentDifferenceBetweenCarryingAmountAndUnderlyingEquityRemainingAmortizationPeriod" xlink:label="loc_mu_EquityMethodInvestmentDifferenceBetweenCarryingAmountAndUnderlyingEquityRemainingAmortizationPeriod_7F9324FC5CD8154A6DA2115746ED978D" xlink:type="locator" />
    <definitionArc order="19" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ScheduleOfEquityMethodInvestmentsLineItems_0FEFDD14FB55BFD1DC12115746EA000F" xlink:to="loc_mu_EquityMethodInvestmentDifferenceBetweenCarryingAmountAndUnderlyingEquityRemainingAmortizationPeriod_7F9324FC5CD8154A6DA2115746ED978D" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_EquityMethodInvestmentOtherThanTemporaryImpairment" xlink:label="loc_us-gaap_EquityMethodInvestmentOtherThanTemporaryImpairment_19D8BA68E5306490CB06115746EE40BB" xlink:type="locator" />
    <definitionArc order="20" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ScheduleOfEquityMethodInvestmentsLineItems_0FEFDD14FB55BFD1DC12115746EA000F" xlink:to="loc_us-gaap_EquityMethodInvestmentOtherThanTemporaryImpairment_19D8BA68E5306490CB06115746EE40BB" xlink:type="arc" />
  </definitionLink>
  <definitionLink xlink:role="http://www.micron.com/role/EquityMethodInvestmentsTables" xlink:type="extended" />
  <definitionLink xlink:role="http://www.micron.com/role/EquityPlans" xlink:type="extended" />
  <definitionLink xlink:role="http://www.micron.com/role/EquityPlansShareBasedCompensationDetails" xlink:type="extended">
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_FE3A39A8B630C4ECCACE9A2E9AEF0C1F" xlink:type="locator" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable" xlink:label="loc_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_B03C2944E2F0539664069A2E9AEFC5B9" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_FE3A39A8B630C4ECCACE9A2E9AEF0C1F" xlink:to="loc_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_B03C2944E2F0539664069A2E9AEFC5B9" xlink:type="arc" xbrldt:closed="true" xbrldt:contextElement="segment" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_AwardTypeAxis" xlink:label="loc_us-gaap_AwardTypeAxis_CA53E0877F8E73EE96389A2E9AEF0C35" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_B03C2944E2F0539664069A2E9AEFC5B9" xlink:to="loc_us-gaap_AwardTypeAxis_CA53E0877F8E73EE96389A2E9AEF0C35" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_31DA92BC43E49DC749F79A2E9AEFA27A_default" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_AwardTypeAxis_CA53E0877F8E73EE96389A2E9AEF0C35" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_31DA92BC43E49DC749F79A2E9AEFA27A_default" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_31DA92BC43E49DC749F79A2E9AEFA27A" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_AwardTypeAxis_CA53E0877F8E73EE96389A2E9AEF0C35" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_31DA92BC43E49DC749F79A2E9AEFA27A" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_ServiceBasedAwardsMember" xlink:label="loc_mu_ServiceBasedAwardsMember_EF8630955B4AFA62F6D99A2E9AEF4C87" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_31DA92BC43E49DC749F79A2E9AEFA27A" xlink:to="loc_mu_ServiceBasedAwardsMember_EF8630955B4AFA62F6D99A2E9AEF4C87" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_PerformanceSharesMember" xlink:label="loc_us-gaap_PerformanceSharesMember_1BB0886C20458FC4B08E9A2E9AEFD919" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_31DA92BC43E49DC749F79A2E9AEFA27A" xlink:to="loc_us-gaap_PerformanceSharesMember_1BB0886C20458FC4B08E9A2E9AEFD919" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_EmployeeStockOptionMember" xlink:label="loc_us-gaap_EmployeeStockOptionMember_3B8A52C2D40DE06E38B39A2E9AEFA1D4" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_31DA92BC43E49DC749F79A2E9AEFA27A" xlink:to="loc_us-gaap_EmployeeStockOptionMember_3B8A52C2D40DE06E38B39A2E9AEFA1D4" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_RangeAxis" xlink:label="loc_us-gaap_RangeAxis_52D43DBA080AC638F3249A2E9AEF8E06" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_B03C2944E2F0539664069A2E9AEFC5B9" xlink:to="loc_us-gaap_RangeAxis_52D43DBA080AC638F3249A2E9AEF8E06" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_RangeMember" xlink:label="loc_us-gaap_RangeMember_C2E7732260803A5DD5019A2E9AEFD547_default" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_RangeAxis_52D43DBA080AC638F3249A2E9AEF8E06" xlink:to="loc_us-gaap_RangeMember_C2E7732260803A5DD5019A2E9AEFD547_default" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_RangeMember" xlink:label="loc_us-gaap_RangeMember_C2E7732260803A5DD5019A2E9AEFD547" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_RangeAxis_52D43DBA080AC638F3249A2E9AEF8E06" xlink:to="loc_us-gaap_RangeMember_C2E7732260803A5DD5019A2E9AEFD547" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_MinimumMember" xlink:label="loc_us-gaap_MinimumMember_4B45EBF6C41920F59AFF9A2E9AEF03C8" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RangeMember_C2E7732260803A5DD5019A2E9AEFD547" xlink:to="loc_us-gaap_MinimumMember_4B45EBF6C41920F59AFF9A2E9AEF03C8" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_MaximumMember" xlink:label="loc_us-gaap_MaximumMember_DC30CD6B7B1F58B919589A2E9AEF1BBC" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RangeMember_C2E7732260803A5DD5019A2E9AEFD547" xlink:to="loc_us-gaap_MaximumMember_DC30CD6B7B1F58B919589A2E9AEF1BBC" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorized" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorized_3386536DA0B5C60FBC9D9A2E9AF05A28" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_FE3A39A8B630C4ECCACE9A2E9AEF0C1F" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAuthorized_3386536DA0B5C60FBC9D9A2E9AF05A28" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesSubjectToOutstandingAwards" xlink:label="loc_mu_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesSubjectToOutstandingAwards_B4E00D26C8568406B58D9A2E9AF02448" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_FE3A39A8B630C4ECCACE9A2E9AEF0C1F" xlink:to="loc_mu_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesSubjectToOutstandingAwards_B4E00D26C8568406B58D9A2E9AF02448" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant_0824DA5C070A06156DF79A2E9AF0D6D0" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_FE3A39A8B630C4ECCACE9A2E9AEF0C1F" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant_0824DA5C070A06156DF79A2E9AF0D6D0" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_SharebasedCompensationArrangementbySharebasedPaymentAwardAnnualVestingRatio" xlink:label="loc_mu_SharebasedCompensationArrangementbySharebasedPaymentAwardAnnualVestingRatio_1C33BD804B5319ECFB6A9A2E9AF00E10" xlink:type="locator" />
    <definitionArc order="4" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_FE3A39A8B630C4ECCACE9A2E9AEF0C1F" xlink:to="loc_mu_SharebasedCompensationArrangementbySharebasedPaymentAwardAnnualVestingRatio_1C33BD804B5319ECFB6A9A2E9AF00E10" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardExpirationPeriod" xlink:label="loc_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardExpirationPeriod_A906FF12A09BE9FBF4449A2E9AF0B8B4" xlink:type="locator" />
    <definitionArc order="5" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_FE3A39A8B630C4ECCACE9A2E9AEF0C1F" xlink:to="loc_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardExpirationPeriod_A906FF12A09BE9FBF4449A2E9AF0B8B4" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingRollForward" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingRollForward_063981CC194604612F2A9A2E9AF0DCB2" xlink:type="locator" />
    <definitionArc order="6" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_FE3A39A8B630C4ECCACE9A2E9AEF0C1F" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingRollForward_063981CC194604612F2A9A2E9AF0DCB2" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber_98BF5839ED69FAD6BF9C9A2E9AF05BFE" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingRollForward_063981CC194604612F2A9A2E9AF0DCB2" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber_98BF5839ED69FAD6BF9C9A2E9AF05BFE" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross_3B30CE30F431A5D7720D9A2E9AF0C510" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingRollForward_063981CC194604612F2A9A2E9AF0DCB2" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross_3B30CE30F431A5D7720D9A2E9AF0C510" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised" xlink:label="loc_us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised_E8428580DF8164C1E6D69A2E9AF0DB3B" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingRollForward_063981CC194604612F2A9A2E9AF0DCB2" xlink:to="loc_us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised_E8428580DF8164C1E6D69A2E9AF0DB3B" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresAndExpirationsInPeriod" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresAndExpirationsInPeriod_3CC342BE02F7D3BBD3F09A2E9AF09765" xlink:type="locator" />
    <definitionArc order="4" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingRollForward_063981CC194604612F2A9A2E9AF0DCB2" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresAndExpirationsInPeriod_3CC342BE02F7D3BBD3F09A2E9AF09765" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePriceRollforward" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePriceRollforward_7B605677B60B473D72AB9A2E9AF0426D" xlink:type="locator" />
    <definitionArc order="6" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingRollForward_063981CC194604612F2A9A2E9AF0DCB2" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePriceRollforward_7B605677B60B473D72AB9A2E9AF0426D" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice_5DD094EC05DF539BD11D9A2E9AF0A62C" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePriceRollforward_7B605677B60B473D72AB9A2E9AF0426D" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice_5DD094EC05DF539BD11D9A2E9AF0A62C" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice_729CCB8B01604DE08C7F9A2E9AF026AF" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePriceRollforward_7B605677B60B473D72AB9A2E9AF0426D" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice_729CCB8B01604DE08C7F9A2E9AF026AF" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice_138DA1F734FA656E729F9A2E9AF02212" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePriceRollforward_7B605677B60B473D72AB9A2E9AF0426D" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsExercisesInPeriodWeightedAverageExercisePrice_138DA1F734FA656E729F9A2E9AF02212" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresAndExpirationsInPeriodWeightedAverageExercisePrice" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresAndExpirationsInPeriodWeightedAverageExercisePrice_48C04CBD2BBDD49683369A2E9AF03FD3" xlink:type="locator" />
    <definitionArc order="4" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePriceRollforward_7B605677B60B473D72AB9A2E9AF0426D" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresAndExpirationsInPeriodWeightedAverageExercisePrice_48C04CBD2BBDD49683369A2E9AF03FD3" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsAdditionalDisclosuresAbstract" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsAdditionalDisclosuresAbstract_C0214D77329282C84CB29A2E9AF175F9" xlink:type="locator" />
    <definitionArc order="7" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingRollForward_063981CC194604612F2A9A2E9AF0DCB2" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsAdditionalDisclosuresAbstract_C0214D77329282C84CB29A2E9AF175F9" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm2" xlink:label="loc_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm2_3077D50D9F516BDA120D9A2E9AF1EAE3" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsAdditionalDisclosuresAbstract_C0214D77329282C84CB29A2E9AF175F9" xlink:to="loc_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm2_3077D50D9F516BDA120D9A2E9AF1EAE3" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue_D04ADB174CD4C841BF289A2E9AF1ABFB" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsAdditionalDisclosuresAbstract_C0214D77329282C84CB29A2E9AF175F9" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue_D04ADB174CD4C841BF289A2E9AF1ABFB" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber_43D22F4A86F62ADFBCB29A2E9AF1C9E9" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsAdditionalDisclosuresAbstract_C0214D77329282C84CB29A2E9AF175F9" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber_43D22F4A86F62ADFBCB29A2E9AF1C9E9" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice_6F957BE01B05CAAB7B6D9A2E9AF1FFA2" xlink:type="locator" />
    <definitionArc order="4" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsAdditionalDisclosuresAbstract_C0214D77329282C84CB29A2E9AF175F9" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice_6F957BE01B05CAAB7B6D9A2E9AF1FFA2" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableWeightedAverageRemainingContractualTerm1" xlink:label="loc_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableWeightedAverageRemainingContractualTerm1_73C47B230A0E822167C39A2E9AF1740F" xlink:type="locator" />
    <definitionArc order="5" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsAdditionalDisclosuresAbstract_C0214D77329282C84CB29A2E9AF175F9" xlink:to="loc_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableWeightedAverageRemainingContractualTerm1_73C47B230A0E822167C39A2E9AF1740F" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1" xlink:label="loc_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1_284FCE484E670EC4E3A49A2E9AF16E82" xlink:type="locator" />
    <definitionArc order="6" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsAdditionalDisclosuresAbstract_C0214D77329282C84CB29A2E9AF175F9" xlink:to="loc_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableIntrinsicValue1_284FCE484E670EC4E3A49A2E9AF16E82" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExpectedToVestNumber" xlink:label="loc_mu_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExpectedToVestNumber_6D180B5F838D4E3ECF1E9A2E9AF14D13" xlink:type="locator" />
    <definitionArc order="7" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsAdditionalDisclosuresAbstract_C0214D77329282C84CB29A2E9AF175F9" xlink:to="loc_mu_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExpectedToVestNumber_6D180B5F838D4E3ECF1E9A2E9AF14D13" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExpectedToVestWeightedAverageExercisePrice" xlink:label="loc_mu_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExpectedToVestWeightedAverageExercisePrice_A387304E36E99F6A1CDD9A2E9AF153E8" xlink:type="locator" />
    <definitionArc order="8" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsAdditionalDisclosuresAbstract_C0214D77329282C84CB29A2E9AF175F9" xlink:to="loc_mu_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExpectedToVestWeightedAverageExercisePrice_A387304E36E99F6A1CDD9A2E9AF153E8" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExpectedToVestWeightedAverageRemainingContractualTerm" xlink:label="loc_mu_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExpectedToVestWeightedAverageRemainingContractualTerm_97CDA3A8FA05AE1A7EF89A2E9AF1E5B1" xlink:type="locator" />
    <definitionArc order="9" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsAdditionalDisclosuresAbstract_C0214D77329282C84CB29A2E9AF175F9" xlink:to="loc_mu_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExpectedToVestWeightedAverageRemainingContractualTerm_97CDA3A8FA05AE1A7EF89A2E9AF1E5B1" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExpectedToVestIntrinsicValue" xlink:label="loc_mu_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExpectedToVestIntrinsicValue_B51FF7AB3ACE3102AD499A2E9AF14745" xlink:type="locator" />
    <definitionArc order="10" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsAdditionalDisclosuresAbstract_C0214D77329282C84CB29A2E9AF175F9" xlink:to="loc_mu_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExpectedToVestIntrinsicValue_B51FF7AB3ACE3102AD499A2E9AF14745" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardAdditionalGeneralDisclosuresAbstract" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardAdditionalGeneralDisclosuresAbstract_DD5278D7CE778F7A93CF9A2E9AF12C29" xlink:type="locator" />
    <definitionArc order="7" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_FE3A39A8B630C4ECCACE9A2E9AEF0C1F" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardAdditionalGeneralDisclosuresAbstract_DD5278D7CE778F7A93CF9A2E9AF12C29" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue_F3732A71977B7AD0C4569A2E9AF1FF80" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardAdditionalGeneralDisclosuresAbstract_DD5278D7CE778F7A93CF9A2E9AF12C29" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue_F3732A71977B7AD0C4569A2E9AF1FF80" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue_05C10426AD22E580FBFA9A2E9AF15A1D" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardAdditionalGeneralDisclosuresAbstract_DD5278D7CE778F7A93CF9A2E9AF12C29" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisesInPeriodTotalIntrinsicValue_05C10426AD22E580FBFA9A2E9AF15A1D" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsAndMethodologyAbstract" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsAndMethodologyAbstract_908E9826F17C81E4C7F89A2E9AF16D9E" xlink:type="locator" />
    <definitionArc order="8" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_FE3A39A8B630C4ECCACE9A2E9AEF0C1F" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsAndMethodologyAbstract_908E9826F17C81E4C7F89A2E9AF16D9E" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsMethodUsed" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsMethodUsed_341FBD5BDEB4969194F29A2E9AF14FE0" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsAndMethodologyAbstract_908E9826F17C81E4C7F89A2E9AF16D9E" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsMethodUsed_341FBD5BDEB4969194F29A2E9AF14FE0" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1" xlink:label="loc_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1_E82297F3257AAC4BFE7B9A2E9AF138E9" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsAndMethodologyAbstract_908E9826F17C81E4C7F89A2E9AF16D9E" xlink:to="loc_us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1_E82297F3257AAC4BFE7B9A2E9AF138E9" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsWeightedAverageVolatilityRate" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsWeightedAverageVolatilityRate_01764D4A1F2CFDD4C6819A2E9AF19035" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsAndMethodologyAbstract_908E9826F17C81E4C7F89A2E9AF16D9E" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsWeightedAverageVolatilityRate_01764D4A1F2CFDD4C6819A2E9AF19035" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate_1AA037A3088EE1BEA9739A2E9AF11FED" xlink:type="locator" />
    <definitionArc order="4" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsAndMethodologyAbstract_908E9826F17C81E4C7F89A2E9AF16D9E" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate_1AA037A3088EE1BEA9739A2E9AF11FED" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedRollForward" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedRollForward_837B967FC7381B355BEC9A2E9AF12B08" xlink:type="locator" />
    <definitionArc order="9" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_FE3A39A8B630C4ECCACE9A2E9AEF0C1F" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedRollForward_837B967FC7381B355BEC9A2E9AF12B08" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber_A85C9BC48DF2E48094999A2E9AF1EB51" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedRollForward_837B967FC7381B355BEC9A2E9AF12B08" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber_A85C9BC48DF2E48094999A2E9AF1EB51" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod_BE219AA3166460F332D89A2E9AF2F24C" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedRollForward_837B967FC7381B355BEC9A2E9AF12B08" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod_BE219AA3166460F332D89A2E9AF2F24C" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod_5FB48340B700C551B8689A2E9AF2C616" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedRollForward_837B967FC7381B355BEC9A2E9AF12B08" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod_5FB48340B700C551B8689A2E9AF2C616" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod_7A075AC54794B9D0A5A29A2E9AF20590" xlink:type="locator" />
    <definitionArc order="4" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedRollForward_837B967FC7381B355BEC9A2E9AF12B08" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod_7A075AC54794B9D0A5A29A2E9AF20590" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionExpectedToVestNumber" xlink:label="loc_mu_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionExpectedToVestNumber_2291521C8FEF702872819A2E9AF2ABE5" xlink:type="locator" />
    <definitionArc order="6" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedRollForward_837B967FC7381B355BEC9A2E9AF12B08" xlink:to="loc_mu_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionExpectedToVestNumber_2291521C8FEF702872819A2E9AF2ABE5" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValueRollForward" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValueRollForward_B27C0D2104D8B33EE9DC9A2E9AF2E90D" xlink:type="locator" />
    <definitionArc order="7" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedRollForward_837B967FC7381B355BEC9A2E9AF12B08" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValueRollForward_B27C0D2104D8B33EE9DC9A2E9AF2E90D" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue_78B8AC04473FE0C338D19A2E9AF275FE" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValueRollForward_B27C0D2104D8B33EE9DC9A2E9AF2E90D" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue_78B8AC04473FE0C338D19A2E9AF275FE" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue_9185DAF64C97AB416A8C9A2E9AF24271" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValueRollForward_B27C0D2104D8B33EE9DC9A2E9AF2E90D" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue_9185DAF64C97AB416A8C9A2E9AF24271" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue_5A8E5C554D0FCFDCF1EB9A2E9AF23BCA" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValueRollForward_B27C0D2104D8B33EE9DC9A2E9AF2E90D" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue_5A8E5C554D0FCFDCF1EB9A2E9AF23BCA" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue_2A9C1D963C1117D003469A2E9AF25FD3" xlink:type="locator" />
    <definitionArc order="4" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValueRollForward_B27C0D2104D8B33EE9DC9A2E9AF2E90D" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue_2A9C1D963C1117D003469A2E9AF25FD3" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsExpectedToVestWeightedAverageGrantDateFairValue" xlink:label="loc_mu_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsExpectedToVestWeightedAverageGrantDateFairValue_F124A39BC334CE31B8419A2E9AF2F0D2" xlink:type="locator" />
    <definitionArc order="6" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValueRollForward_B27C0D2104D8B33EE9DC9A2E9AF2E90D" xlink:to="loc_mu_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsExpectedToVestWeightedAverageGrantDateFairValue_F124A39BC334CE31B8419A2E9AF2F0D2" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsAdditionalDisclosuresAbstract" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsAdditionalDisclosuresAbstract_23636ACF2872150316A69A2E9AF2512E" xlink:type="locator" />
    <definitionArc order="10" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_FE3A39A8B630C4ECCACE9A2E9AEF0C1F" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsAdditionalDisclosuresAbstract_23636ACF2872150316A69A2E9AF2512E" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodTotalFairValue" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodTotalFairValue_0AEC2469AA84EFFCB7EE9A2E9AF287CE" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsAdditionalDisclosuresAbstract_23636ACF2872150316A69A2E9AF2512E" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodTotalFairValue_0AEC2469AA84EFFCB7EE9A2E9AF287CE" xlink:type="arc" />
  </definitionLink>
  <definitionLink xlink:role="http://www.micron.com/role/EquityPlansStockBasedCompensationExpenseDetails" xlink:type="extended">
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_EmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsLineItems" xlink:label="loc_us-gaap_EmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsLineItems_2C18BE03C313F1C9510D9A2E9AB5E343" xlink:type="locator" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ScheduleOfEmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsTable" xlink:label="loc_us-gaap_ScheduleOfEmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsTable_67A9694FA012F67779B49A2E9AB43A77" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_EmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsLineItems_2C18BE03C313F1C9510D9A2E9AB5E343" xlink:to="loc_us-gaap_ScheduleOfEmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsTable_67A9694FA012F67779B49A2E9AB43A77" xlink:type="arc" xbrldt:closed="true" xbrldt:contextElement="segment" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_IncomeStatementLocationAxis" xlink:label="loc_us-gaap_IncomeStatementLocationAxis_F885E7EBBDB200C599A89A2E9AB426D3" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfEmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsTable_67A9694FA012F67779B49A2E9AB43A77" xlink:to="loc_us-gaap_IncomeStatementLocationAxis_F885E7EBBDB200C599A89A2E9AB426D3" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_IncomeStatementLocationDomain" xlink:label="loc_us-gaap_IncomeStatementLocationDomain_DE038ABBB56D00230FC29A2E9AB4A438_default" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_IncomeStatementLocationAxis_F885E7EBBDB200C599A89A2E9AB426D3" xlink:to="loc_us-gaap_IncomeStatementLocationDomain_DE038ABBB56D00230FC29A2E9AB4A438_default" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_IncomeStatementLocationDomain" xlink:label="loc_us-gaap_IncomeStatementLocationDomain_DE038ABBB56D00230FC29A2E9AB4A438" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_IncomeStatementLocationAxis_F885E7EBBDB200C599A89A2E9AB426D3" xlink:to="loc_us-gaap_IncomeStatementLocationDomain_DE038ABBB56D00230FC29A2E9AB4A438" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_CostOfSalesMember" xlink:label="loc_us-gaap_CostOfSalesMember_F022E8FA931D8809E89D9A2E9AB4F6EF" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeStatementLocationDomain_DE038ABBB56D00230FC29A2E9AB4A438" xlink:to="loc_us-gaap_CostOfSalesMember_F022E8FA931D8809E89D9A2E9AB4F6EF" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_SellingGeneralAndAdministrativeExpensesMember" xlink:label="loc_us-gaap_SellingGeneralAndAdministrativeExpensesMember_C246CE3C1DB03AE42BC49A2E9AB57F16" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeStatementLocationDomain_DE038ABBB56D00230FC29A2E9AB4A438" xlink:to="loc_us-gaap_SellingGeneralAndAdministrativeExpensesMember_C246CE3C1DB03AE42BC49A2E9AB57F16" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ResearchAndDevelopmentExpenseMember" xlink:label="loc_us-gaap_ResearchAndDevelopmentExpenseMember_E7C4989817CA082029E19A2E9AB5A73A" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeStatementLocationDomain_DE038ABBB56D00230FC29A2E9AB4A438" xlink:to="loc_us-gaap_ResearchAndDevelopmentExpenseMember_E7C4989817CA082029E19A2E9AB5A73A" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_OtherOperatingIncomeExpenseMember" xlink:label="loc_mu_OtherOperatingIncomeExpenseMember_86381B87F474E21560619A2E9AB59C37" xlink:type="locator" />
    <definitionArc order="4" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeStatementLocationDomain_DE038ABBB56D00230FC29A2E9AB4A438" xlink:to="loc_mu_OtherOperatingIncomeExpenseMember_86381B87F474E21560619A2E9AB59C37" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_AwardTypeAxis" xlink:label="loc_us-gaap_AwardTypeAxis_E23BB98B0AE1A897EEDF9A2E9AB53F68" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfEmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsTable_67A9694FA012F67779B49A2E9AB43A77" xlink:to="loc_us-gaap_AwardTypeAxis_E23BB98B0AE1A897EEDF9A2E9AB53F68" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_8300D15637664F6D33299A2E9AB51C49_default" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_AwardTypeAxis_E23BB98B0AE1A897EEDF9A2E9AB53F68" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_8300D15637664F6D33299A2E9AB51C49_default" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_8300D15637664F6D33299A2E9AB51C49" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_AwardTypeAxis_E23BB98B0AE1A897EEDF9A2E9AB53F68" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_8300D15637664F6D33299A2E9AB51C49" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_StockOptionMember" xlink:label="loc_us-gaap_StockOptionMember_4EAF90CFD0231CEEA0E69A2E9AB572E6" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_8300D15637664F6D33299A2E9AB51C49" xlink:to="loc_us-gaap_StockOptionMember_4EAF90CFD0231CEEA0E69A2E9AB572E6" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_RestrictedStockMember" xlink:label="loc_us-gaap_RestrictedStockMember_F415A1680157FDDBA4009A2E9AB5BFFF" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_8300D15637664F6D33299A2E9AB51C49" xlink:to="loc_us-gaap_RestrictedStockMember_F415A1680157FDDBA4009A2E9AB5BFFF" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_StockCompensationPlanMember" xlink:label="loc_us-gaap_StockCompensationPlanMember_E18D4167222250D396B59A2E9AB5CFB3" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_8300D15637664F6D33299A2E9AB51C49" xlink:to="loc_us-gaap_StockCompensationPlanMember_E18D4167222250D396B59A2E9AB5CFB3" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ShareBasedCompensation" xlink:label="loc_us-gaap_ShareBasedCompensation_F813C71E24B89F50219C9A2E9AB52C66" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsLineItems_2C18BE03C313F1C9510D9A2E9AB5E343" xlink:to="loc_us-gaap_ShareBasedCompensation_F813C71E24B89F50219C9A2E9AB52C66" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_EmployeeServiceShareBasedCompensationAggregateDisclosuresAbstract" xlink:label="loc_us-gaap_EmployeeServiceShareBasedCompensationAggregateDisclosuresAbstract_E2D4571656AF83A73F999A2E9AB502EB" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EmployeeServiceShareBasedCompensationAllocationOfRecognizedPeriodCostsLineItems_2C18BE03C313F1C9510D9A2E9AB5E343" xlink:to="loc_us-gaap_EmployeeServiceShareBasedCompensationAggregateDisclosuresAbstract_E2D4571656AF83A73F999A2E9AB502EB" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_OtherInventoryCapitalizedCosts" xlink:label="loc_us-gaap_OtherInventoryCapitalizedCosts_AA6E5FB2FF803EDE59179A2E9AB558E5" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EmployeeServiceShareBasedCompensationAggregateDisclosuresAbstract_E2D4571656AF83A73F999A2E9AB502EB" xlink:to="loc_us-gaap_OtherInventoryCapitalizedCosts_AA6E5FB2FF803EDE59179A2E9AB558E5" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized" xlink:label="loc_us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized_C3AE60B3965D9791A47D9A2E9AB52D2B" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EmployeeServiceShareBasedCompensationAggregateDisclosuresAbstract_E2D4571656AF83A73F999A2E9AB502EB" xlink:to="loc_us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized_C3AE60B3965D9791A47D9A2E9AB52D2B" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedPeriodForRecognition1" xlink:label="loc_us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedPeriodForRecognition1_7F6DF54523A0F0A552CC9A2E9AB5C15E" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EmployeeServiceShareBasedCompensationAggregateDisclosuresAbstract_E2D4571656AF83A73F999A2E9AB502EB" xlink:to="loc_us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedPeriodForRecognition1_7F6DF54523A0F0A552CC9A2E9AB5C15E" xlink:type="arc" />
  </definitionLink>
  <definitionLink xlink:role="http://www.micron.com/role/EquityPlansTables" xlink:type="extended" />
  <definitionLink xlink:role="http://www.micron.com/role/FairValueMeasurements" xlink:type="extended" />
  <definitionLink xlink:role="http://www.micron.com/role/FairValueMeasurementsAssetsMeasuredDetails" xlink:type="extended">
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems" xlink:label="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_823916D76100B09AC31B9A2E9A66DF1B" xlink:type="locator" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable" xlink:label="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_26B81F5BBB391DA03A3B9A2E9A65961B" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_823916D76100B09AC31B9A2E9A66DF1B" xlink:to="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_26B81F5BBB391DA03A3B9A2E9A65961B" xlink:type="arc" xbrldt:closed="true" xbrldt:contextElement="segment" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_FairValueByFairValueHierarchyLevelAxis" xlink:label="loc_us-gaap_FairValueByFairValueHierarchyLevelAxis_C813B7E29D7D8937D0639A2E9A658D41" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_26B81F5BBB391DA03A3B9A2E9A65961B" xlink:to="loc_us-gaap_FairValueByFairValueHierarchyLevelAxis_C813B7E29D7D8937D0639A2E9A658D41" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_FairValueMeasurementsFairValueHierarchyDomain" xlink:label="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_AB1F618E0C21074532119A2E9A65D188_default" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_FairValueByFairValueHierarchyLevelAxis_C813B7E29D7D8937D0639A2E9A658D41" xlink:to="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_AB1F618E0C21074532119A2E9A65D188_default" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_FairValueMeasurementsFairValueHierarchyDomain" xlink:label="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_AB1F618E0C21074532119A2E9A65D188" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_FairValueByFairValueHierarchyLevelAxis_C813B7E29D7D8937D0639A2E9A658D41" xlink:to="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_AB1F618E0C21074532119A2E9A65D188" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_FairValueInputsLevel1Member" xlink:label="loc_us-gaap_FairValueInputsLevel1Member_2CB18A2407258EBC84C89A2E9A6533DF" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_AB1F618E0C21074532119A2E9A65D188" xlink:to="loc_us-gaap_FairValueInputsLevel1Member_2CB18A2407258EBC84C89A2E9A6533DF" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_FairValueInputsLevel2Member" xlink:label="loc_us-gaap_FairValueInputsLevel2Member_A3AE5DE1656E8035A8AB9A2E9A65174D" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_AB1F618E0C21074532119A2E9A65D188" xlink:to="loc_us-gaap_FairValueInputsLevel2Member_A3AE5DE1656E8035A8AB9A2E9A65174D" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_FairValueInputsLevel3Member" xlink:label="loc_us-gaap_FairValueInputsLevel3Member_A7BCACEB6D9FE5497D5C9A2E9A65D715" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_AB1F618E0C21074532119A2E9A65D188" xlink:to="loc_us-gaap_FairValueInputsLevel3Member_A7BCACEB6D9FE5497D5C9A2E9A65D715" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_EligibleItemOrGroupForFairValueOptionAxis" xlink:label="loc_us-gaap_EligibleItemOrGroupForFairValueOptionAxis_075827E9761CF643AB149A2E9A656917" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_26B81F5BBB391DA03A3B9A2E9A65961B" xlink:to="loc_us-gaap_EligibleItemOrGroupForFairValueOptionAxis_075827E9761CF643AB149A2E9A656917" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_FairValueOptionEligibleItemOrGroupDomain" xlink:label="loc_us-gaap_FairValueOptionEligibleItemOrGroupDomain_B0A09C7B54E0BB0D477F9A2E9A655198_default" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_EligibleItemOrGroupForFairValueOptionAxis_075827E9761CF643AB149A2E9A656917" xlink:to="loc_us-gaap_FairValueOptionEligibleItemOrGroupDomain_B0A09C7B54E0BB0D477F9A2E9A655198_default" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_FairValueOptionEligibleItemOrGroupDomain" xlink:label="loc_us-gaap_FairValueOptionEligibleItemOrGroupDomain_B0A09C7B54E0BB0D477F9A2E9A655198" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_EligibleItemOrGroupForFairValueOptionAxis_075827E9761CF643AB149A2E9A656917" xlink:to="loc_us-gaap_FairValueOptionEligibleItemOrGroupDomain_B0A09C7B54E0BB0D477F9A2E9A655198" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_MoneyMarketFundsMember" xlink:label="loc_us-gaap_MoneyMarketFundsMember_F17C4D4171B5F69E08A09A2E9A653FCA" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueOptionEligibleItemOrGroupDomain_B0A09C7B54E0BB0D477F9A2E9A655198" xlink:to="loc_us-gaap_MoneyMarketFundsMember_F17C4D4171B5F69E08A09A2E9A653FCA" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_CertificatesOfDepositMember" xlink:label="loc_us-gaap_CertificatesOfDepositMember_90BDADBB636FEA7369609A2E9A655061" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueOptionEligibleItemOrGroupDomain_B0A09C7B54E0BB0D477F9A2E9A655198" xlink:to="loc_us-gaap_CertificatesOfDepositMember_90BDADBB636FEA7369609A2E9A655061" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_CommercialPaperMember" xlink:label="loc_us-gaap_CommercialPaperMember_C2FD7A439CE97CF06CFC9A2E9A666163" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueOptionEligibleItemOrGroupDomain_B0A09C7B54E0BB0D477F9A2E9A655198" xlink:to="loc_us-gaap_CommercialPaperMember_C2FD7A439CE97CF06CFC9A2E9A666163" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_SovereignDebtMember" xlink:label="loc_us-gaap_SovereignDebtMember_A3ED733615E89688FD4F9A2E9A66F12F" xlink:type="locator" />
    <definitionArc order="4" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueOptionEligibleItemOrGroupDomain_B0A09C7B54E0BB0D477F9A2E9A655198" xlink:to="loc_us-gaap_SovereignDebtMember_A3ED733615E89688FD4F9A2E9A66F12F" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_CorporateDebtSecuritiesMember" xlink:label="loc_us-gaap_CorporateDebtSecuritiesMember_62A3734CE9C1A55139689A2E9A66B9E9" xlink:type="locator" />
    <definitionArc order="5" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueOptionEligibleItemOrGroupDomain_B0A09C7B54E0BB0D477F9A2E9A655198" xlink:to="loc_us-gaap_CorporateDebtSecuritiesMember_62A3734CE9C1A55139689A2E9A66B9E9" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_CommercialPaperNotIncludedWithCashAndCashEquivalentsMember" xlink:label="loc_us-gaap_CommercialPaperNotIncludedWithCashAndCashEquivalentsMember_C99EA53E5A13A1EED5D79A2E9A66AB59" xlink:type="locator" />
    <definitionArc order="6" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueOptionEligibleItemOrGroupDomain_B0A09C7B54E0BB0D477F9A2E9A655198" xlink:to="loc_us-gaap_CommercialPaperNotIncludedWithCashAndCashEquivalentsMember_C99EA53E5A13A1EED5D79A2E9A66AB59" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_AssetBackedSecuritiesMember" xlink:label="loc_us-gaap_AssetBackedSecuritiesMember_C1F91CE04EFBDC983B299A2E9A6604E3" xlink:type="locator" />
    <definitionArc order="7" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueOptionEligibleItemOrGroupDomain_B0A09C7B54E0BB0D477F9A2E9A655198" xlink:to="loc_us-gaap_AssetBackedSecuritiesMember_C1F91CE04EFBDC983B299A2E9A6604E3" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_EquitySecuritiesMember" xlink:label="loc_us-gaap_EquitySecuritiesMember_8B10F34535042975358A9A2E9A66E266" xlink:type="locator" />
    <definitionArc order="8" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueOptionEligibleItemOrGroupDomain_B0A09C7B54E0BB0D477F9A2E9A655198" xlink:to="loc_us-gaap_EquitySecuritiesMember_8B10F34535042975358A9A2E9A66E266" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_FairValueByMeasurementFrequencyAxis" xlink:label="loc_us-gaap_FairValueByMeasurementFrequencyAxis_3DD425C31FB3557981509A2E9A666606" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_26B81F5BBB391DA03A3B9A2E9A65961B" xlink:to="loc_us-gaap_FairValueByMeasurementFrequencyAxis_3DD425C31FB3557981509A2E9A666606" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_FairValueMeasurementFrequencyDomain" xlink:label="loc_us-gaap_FairValueMeasurementFrequencyDomain_74BAE066BB15DC93C6D99A2E9A66FE47_default" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_FairValueByMeasurementFrequencyAxis_3DD425C31FB3557981509A2E9A666606" xlink:to="loc_us-gaap_FairValueMeasurementFrequencyDomain_74BAE066BB15DC93C6D99A2E9A66FE47_default" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_FairValueMeasurementFrequencyDomain" xlink:label="loc_us-gaap_FairValueMeasurementFrequencyDomain_74BAE066BB15DC93C6D99A2E9A66FE47" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_FairValueByMeasurementFrequencyAxis_3DD425C31FB3557981509A2E9A666606" xlink:to="loc_us-gaap_FairValueMeasurementFrequencyDomain_74BAE066BB15DC93C6D99A2E9A66FE47" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_FairValueMeasurementsRecurringMember" xlink:label="loc_us-gaap_FairValueMeasurementsRecurringMember_B2F7580066007399FC0B9A2E9A66FE79" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueMeasurementFrequencyDomain_74BAE066BB15DC93C6D99A2E9A66FE47" xlink:to="loc_us-gaap_FairValueMeasurementsRecurringMember_B2F7580066007399FC0B9A2E9A66FE79" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_FairValueMeasurementsNonrecurringMember" xlink:label="loc_us-gaap_FairValueMeasurementsNonrecurringMember_040E78231E0E7A167F489A2E9A664E91" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueMeasurementFrequencyDomain_74BAE066BB15DC93C6D99A2E9A66FE47" xlink:to="loc_us-gaap_FairValueMeasurementsNonrecurringMember_040E78231E0E7A167F489A2E9A664E91" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis" xlink:label="loc_us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis_85D9A4E5BA04FF1AF1B49A2E9A669AD0" xlink:type="locator" />
    <definitionArc order="4" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_26B81F5BBB391DA03A3B9A2E9A65961B" xlink:to="loc_us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis_85D9A4E5BA04FF1AF1B49A2E9A669AD0" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_EquityMethodInvesteeNameDomain" xlink:label="loc_us-gaap_EquityMethodInvesteeNameDomain_425873AA7C72E2B2D3809A2E9A6690A0_default" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis_85D9A4E5BA04FF1AF1B49A2E9A669AD0" xlink:to="loc_us-gaap_EquityMethodInvesteeNameDomain_425873AA7C72E2B2D3809A2E9A6690A0_default" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_EquityMethodInvesteeNameDomain" xlink:label="loc_us-gaap_EquityMethodInvesteeNameDomain_425873AA7C72E2B2D3809A2E9A6690A0" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis_85D9A4E5BA04FF1AF1B49A2E9A669AD0" xlink:to="loc_us-gaap_EquityMethodInvesteeNameDomain_425873AA7C72E2B2D3809A2E9A6690A0" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_TransformMember" xlink:label="loc_mu_TransformMember_5B733BEA9D67BEAEEDEC9A2E9A6648CD" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EquityMethodInvesteeNameDomain_425873AA7C72E2B2D3809A2E9A6690A0" xlink:to="loc_mu_TransformMember_5B733BEA9D67BEAEEDEC9A2E9A6648CD" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_CashAndCashEquivalentsFairValueDisclosure" xlink:label="loc_us-gaap_CashAndCashEquivalentsFairValueDisclosure_9C97D17889E490EEAFFB9A2E9A667C2F" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_823916D76100B09AC31B9A2E9A66DF1B" xlink:to="loc_us-gaap_CashAndCashEquivalentsFairValueDisclosure_9C97D17889E490EEAFFB9A2E9A667C2F" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_AvailableForSaleSecuritiesCurrent" xlink:label="loc_us-gaap_AvailableForSaleSecuritiesCurrent_18B7C5DC85E63E8AE2969A2E9A668476" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_823916D76100B09AC31B9A2E9A66DF1B" xlink:to="loc_us-gaap_AvailableForSaleSecuritiesCurrent_18B7C5DC85E63E8AE2969A2E9A668476" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_AvailableForSaleSecuritiesNoncurrent" xlink:label="loc_us-gaap_AvailableForSaleSecuritiesNoncurrent_C6864DF01614070226189A2E9A669905" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_823916D76100B09AC31B9A2E9A66DF1B" xlink:to="loc_us-gaap_AvailableForSaleSecuritiesNoncurrent_C6864DF01614070226189A2E9A669905" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_RestrictedCashAndCashEquivalents" xlink:label="loc_us-gaap_RestrictedCashAndCashEquivalents_BEED18F09655CB72764D9A2E9A6648C5" xlink:type="locator" />
    <definitionArc order="4" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_823916D76100B09AC31B9A2E9A66DF1B" xlink:to="loc_us-gaap_RestrictedCashAndCashEquivalents_BEED18F09655CB72764D9A2E9A6648C5" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_AssetsFairValueDisclosure" xlink:label="loc_us-gaap_AssetsFairValueDisclosure_D8EBFDB2C497CF8065CC9A2E9A66AEE2" xlink:type="locator" />
    <definitionArc order="5" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_823916D76100B09AC31B9A2E9A66DF1B" xlink:to="loc_us-gaap_AssetsFairValueDisclosure_D8EBFDB2C497CF8065CC9A2E9A66AEE2" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisAlternativeAbstract" xlink:label="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisAlternativeAbstract_EC8CFC4503762DCEEBBA9A2E9A66D863" xlink:type="locator" />
    <definitionArc order="6" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_823916D76100B09AC31B9A2E9A66DF1B" xlink:to="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisAlternativeAbstract_EC8CFC4503762DCEEBBA9A2E9A66D863" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_EquityMethodInvestmentOtherThanTemporaryImpairment" xlink:label="loc_us-gaap_EquityMethodInvestmentOtherThanTemporaryImpairment_F2A0B21316A6CBC995529A2E9A67C0B3" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisAlternativeAbstract_EC8CFC4503762DCEEBBA9A2E9A66D863" xlink:to="loc_us-gaap_EquityMethodInvestmentOtherThanTemporaryImpairment_F2A0B21316A6CBC995529A2E9A67C0B3" xlink:type="arc" />
  </definitionLink>
  <definitionLink xlink:role="http://www.micron.com/role/FairValueMeasurementsFairAndCarryingValueDetails" xlink:type="extended">
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_FairValueBalanceSheetGroupingFinancialStatementCaptionsLineItems" xlink:label="loc_us-gaap_FairValueBalanceSheetGroupingFinancialStatementCaptionsLineItems_5F96EF5058FC3806458C1157972E6D59" xlink:type="locator" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_FairValueByBalanceSheetGroupingTable" xlink:label="loc_us-gaap_FairValueByBalanceSheetGroupingTable_B07EE104FEFC58FF03531157972D1AE1" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_FairValueBalanceSheetGroupingFinancialStatementCaptionsLineItems_5F96EF5058FC3806458C1157972E6D59" xlink:to="loc_us-gaap_FairValueByBalanceSheetGroupingTable_B07EE104FEFC58FF03531157972D1AE1" xlink:type="arc" xbrldt:closed="true" xbrldt:contextElement="segment" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_FairValueByMeasurementBasisAxis" xlink:label="loc_us-gaap_FairValueByMeasurementBasisAxis_607636A3325EDA117DEE1157972DBA12" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_FairValueByBalanceSheetGroupingTable_B07EE104FEFC58FF03531157972D1AE1" xlink:to="loc_us-gaap_FairValueByMeasurementBasisAxis_607636A3325EDA117DEE1157972DBA12" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_PortionAtFairValueFairValueDisclosureMember" xlink:label="loc_us-gaap_PortionAtFairValueFairValueDisclosureMember_D1DE153F7F196F3C24001157972DCA4A_default" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_FairValueByMeasurementBasisAxis_607636A3325EDA117DEE1157972DBA12" xlink:to="loc_us-gaap_PortionAtFairValueFairValueDisclosureMember_D1DE153F7F196F3C24001157972DCA4A_default" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_FairValueDisclosureItemAmountsDomain" xlink:label="loc_us-gaap_FairValueDisclosureItemAmountsDomain_8D4D69648B5E96FDC3AF115899034E3D" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_FairValueByMeasurementBasisAxis_607636A3325EDA117DEE1157972DBA12" xlink:to="loc_us-gaap_FairValueDisclosureItemAmountsDomain_8D4D69648B5E96FDC3AF115899034E3D" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_PortionAtFairValueFairValueDisclosureMember" xlink:label="loc_us-gaap_PortionAtFairValueFairValueDisclosureMember_D1DE153F7F196F3C24001157972DCA4A" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueDisclosureItemAmountsDomain_8D4D69648B5E96FDC3AF115899034E3D" xlink:to="loc_us-gaap_PortionAtFairValueFairValueDisclosureMember_D1DE153F7F196F3C24001157972DCA4A" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_EstimateOfFairValueFairValueDisclosureMember" xlink:label="loc_us-gaap_EstimateOfFairValueFairValueDisclosureMember_1C5C8B176F11152EFE141157972D9D70" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueDisclosureItemAmountsDomain_8D4D69648B5E96FDC3AF115899034E3D" xlink:to="loc_us-gaap_EstimateOfFairValueFairValueDisclosureMember_1C5C8B176F11152EFE141157972D9D70" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_CarryingReportedAmountFairValueDisclosureMember" xlink:label="loc_us-gaap_CarryingReportedAmountFairValueDisclosureMember_DA1AEE0D0E70AED5281A1157972D16BC" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueDisclosureItemAmountsDomain_8D4D69648B5E96FDC3AF115899034E3D" xlink:to="loc_us-gaap_CarryingReportedAmountFairValueDisclosureMember_DA1AEE0D0E70AED5281A1157972D16BC" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_FairValueByFairValueHierarchyLevelAxis" xlink:label="loc_us-gaap_FairValueByFairValueHierarchyLevelAxis_7C5AB84BBE4DF9988EF21157972DFC3E" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_FairValueByBalanceSheetGroupingTable_B07EE104FEFC58FF03531157972D1AE1" xlink:to="loc_us-gaap_FairValueByFairValueHierarchyLevelAxis_7C5AB84BBE4DF9988EF21157972DFC3E" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_FairValueMeasurementsFairValueHierarchyDomain" xlink:label="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_BEF8F05C1D56F1B730B41157972DE31A_default" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_FairValueByFairValueHierarchyLevelAxis_7C5AB84BBE4DF9988EF21157972DFC3E" xlink:to="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_BEF8F05C1D56F1B730B41157972DE31A_default" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_FairValueMeasurementsFairValueHierarchyDomain" xlink:label="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_BEF8F05C1D56F1B730B41157972DE31A" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_FairValueByFairValueHierarchyLevelAxis_7C5AB84BBE4DF9988EF21157972DFC3E" xlink:to="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_BEF8F05C1D56F1B730B41157972DE31A" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_FairValueInputsLevel2Member" xlink:label="loc_us-gaap_FairValueInputsLevel2Member_EF77C11A855D59E6379A1157972EF0D3" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_BEF8F05C1D56F1B730B41157972DE31A" xlink:to="loc_us-gaap_FairValueInputsLevel2Member_EF77C11A855D59E6379A1157972EF0D3" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ConvertibleDebtFairValueDisclosures" xlink:label="loc_us-gaap_ConvertibleDebtFairValueDisclosures_A2E8F917A537111D4DF21157972E8283" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueBalanceSheetGroupingFinancialStatementCaptionsLineItems_5F96EF5058FC3806458C1157972E6D59" xlink:to="loc_us-gaap_ConvertibleDebtFairValueDisclosures_A2E8F917A537111D4DF21157972E8283" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_NotesPayableFairValueDisclosure" xlink:label="loc_us-gaap_NotesPayableFairValueDisclosure_C5C7288279715AF1A60F1157972E6ABB" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueBalanceSheetGroupingFinancialStatementCaptionsLineItems_5F96EF5058FC3806458C1157972E6D59" xlink:to="loc_us-gaap_NotesPayableFairValueDisclosure_C5C7288279715AF1A60F1157972E6ABB" xlink:type="arc" />
  </definitionLink>
  <definitionLink xlink:role="http://www.micron.com/role/FairValueMeasurementsTables" xlink:type="extended" />
  <definitionLink xlink:role="http://www.micron.com/role/GeographicInformation" xlink:type="extended" />
  <definitionLink xlink:role="http://www.micron.com/role/GeographicInformationDetails" xlink:type="extended">
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_RevenuesFromExternalCustomersAndLongLivedAssetsLineItems" xlink:label="loc_us-gaap_RevenuesFromExternalCustomersAndLongLivedAssetsLineItems_EEDC2805978A6EA861D99A2E9C1B5C53" xlink:type="locator" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ScheduleOfRevenuesFromExternalCustomersAndLongLivedAssetsTable" xlink:label="loc_us-gaap_ScheduleOfRevenuesFromExternalCustomersAndLongLivedAssetsTable_DEF6EA44387032A73F1C9A2E9C1A1D84" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_RevenuesFromExternalCustomersAndLongLivedAssetsLineItems_EEDC2805978A6EA861D99A2E9C1B5C53" xlink:to="loc_us-gaap_ScheduleOfRevenuesFromExternalCustomersAndLongLivedAssetsTable_DEF6EA44387032A73F1C9A2E9C1A1D84" xlink:type="arc" xbrldt:closed="true" xbrldt:contextElement="segment" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_StatementGeographicalAxis" xlink:label="loc_us-gaap_StatementGeographicalAxis_E01C91078DD5784E1D279A2E9C1A0958" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfRevenuesFromExternalCustomersAndLongLivedAssetsTable_DEF6EA44387032A73F1C9A2E9C1A1D84" xlink:to="loc_us-gaap_StatementGeographicalAxis_E01C91078DD5784E1D279A2E9C1A0958" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_SegmentGeographicalDomain" xlink:label="loc_us-gaap_SegmentGeographicalDomain_D69CB3E27D6689D5AB279A2E9C1A9BA2_default" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_StatementGeographicalAxis_E01C91078DD5784E1D279A2E9C1A0958" xlink:to="loc_us-gaap_SegmentGeographicalDomain_D69CB3E27D6689D5AB279A2E9C1A9BA2_default" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_SegmentGeographicalDomain" xlink:label="loc_us-gaap_SegmentGeographicalDomain_D69CB3E27D6689D5AB279A2E9C1A9BA2" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_StatementGeographicalAxis_E01C91078DD5784E1D279A2E9C1A0958" xlink:to="loc_us-gaap_SegmentGeographicalDomain_D69CB3E27D6689D5AB279A2E9C1A9BA2" xlink:type="arc" />
    <loc xlink:href="http://xbrl.sec.gov/country/2013/country-2013-01-31.xsd#country_SG" xlink:label="loc_country_SG_2507CE048E909DE2DC6E9A2E9C1AD24E" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentGeographicalDomain_D69CB3E27D6689D5AB279A2E9C1A9BA2" xlink:to="loc_country_SG_2507CE048E909DE2DC6E9A2E9C1AD24E" xlink:type="arc" />
    <loc xlink:href="http://xbrl.sec.gov/country/2013/country-2013-01-31.xsd#country_CN" xlink:label="loc_country_CN_5AF5D8524D12F98B1E929A2E9C1AA993" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentGeographicalDomain_D69CB3E27D6689D5AB279A2E9C1A9BA2" xlink:to="loc_country_CN_5AF5D8524D12F98B1E929A2E9C1AA993" xlink:type="arc" />
    <loc xlink:href="http://xbrl.sec.gov/country/2013/country-2013-01-31.xsd#country_US" xlink:label="loc_country_US_BA8F95818E7493309CF29A2E9C1A61D2" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentGeographicalDomain_D69CB3E27D6689D5AB279A2E9C1A9BA2" xlink:to="loc_country_US_BA8F95818E7493309CF29A2E9C1A61D2" xlink:type="arc" />
    <loc xlink:href="http://xbrl.sec.gov/country/2013/country-2013-01-31.xsd#country_JP" xlink:label="loc_country_JP_766070E73552185E002F9A2E9C1ADCC5" xlink:type="locator" />
    <definitionArc order="4" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentGeographicalDomain_D69CB3E27D6689D5AB279A2E9C1A9BA2" xlink:to="loc_country_JP_766070E73552185E002F9A2E9C1ADCC5" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_AsiaPacificMember" xlink:label="loc_us-gaap_AsiaPacificMember_311C84861CF5FE740EC49A2E9C1ABFA8" xlink:type="locator" />
    <definitionArc order="5" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentGeographicalDomain_D69CB3E27D6689D5AB279A2E9C1A9BA2" xlink:to="loc_us-gaap_AsiaPacificMember_311C84861CF5FE740EC49A2E9C1ABFA8" xlink:type="arc" />
    <loc xlink:href="http://xbrl.sec.gov/country/2013/country-2013-01-31.xsd#country_TW" xlink:label="loc_country_TW_093B347C25696D7CEDA99A2E9C1B87A7" xlink:type="locator" />
    <definitionArc order="6" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentGeographicalDomain_D69CB3E27D6689D5AB279A2E9C1A9BA2" xlink:to="loc_country_TW_093B347C25696D7CEDA99A2E9C1B87A7" xlink:type="arc" />
    <loc xlink:href="http://xbrl.sec.gov/country/2013/country-2013-01-31.xsd#country_IL" xlink:label="loc_country_IL_AFC5C8849D910902501E9A2E9C1B80EE" xlink:type="locator" />
    <definitionArc order="7" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentGeographicalDomain_D69CB3E27D6689D5AB279A2E9C1A9BA2" xlink:to="loc_country_IL_AFC5C8849D910902501E9A2E9C1B80EE" xlink:type="arc" />
    <loc xlink:href="http://xbrl.sec.gov/country/2013/country-2013-01-31.xsd#country_IT" xlink:label="loc_country_IT_8BD7A9F4EEEA5F8DC9359A2E9C1B501F" xlink:type="locator" />
    <definitionArc order="8" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentGeographicalDomain_D69CB3E27D6689D5AB279A2E9C1A9BA2" xlink:to="loc_country_IT_8BD7A9F4EEEA5F8DC9359A2E9C1B501F" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_EuropeMember" xlink:label="loc_us-gaap_EuropeMember_1A73FAE5704B4D40EB2C9A2E9C1B7874" xlink:type="locator" />
    <definitionArc order="9" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentGeographicalDomain_D69CB3E27D6689D5AB279A2E9C1A9BA2" xlink:to="loc_us-gaap_EuropeMember_1A73FAE5704B4D40EB2C9A2E9C1B7874" xlink:type="arc" />
    <loc xlink:href="http://xbrl.sec.gov/country/2013/country-2013-01-31.xsd#country_MY" xlink:label="loc_country_MY_40FC5038166B01CE2AF99A2E9C1BDD54" xlink:type="locator" />
    <definitionArc order="10" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentGeographicalDomain_D69CB3E27D6689D5AB279A2E9C1A9BA2" xlink:to="loc_country_MY_40FC5038166B01CE2AF99A2E9C1BDD54" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_OtherForeignCountriesMember" xlink:label="loc_mu_OtherForeignCountriesMember_16C2E3E51E2ACFCE17D79A2E9C1BCF1A" xlink:type="locator" />
    <definitionArc order="11" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentGeographicalDomain_D69CB3E27D6689D5AB279A2E9C1A9BA2" xlink:to="loc_mu_OtherForeignCountriesMember_16C2E3E51E2ACFCE17D79A2E9C1BCF1A" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_GeographicAreasRevenuesFromExternalCustomersAbstract" xlink:label="loc_us-gaap_GeographicAreasRevenuesFromExternalCustomersAbstract_A9FBD0F3D3E4ABF76B5F9A2E9C1B46B0" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RevenuesFromExternalCustomersAndLongLivedAssetsLineItems_EEDC2805978A6EA861D99A2E9C1B5C53" xlink:to="loc_us-gaap_GeographicAreasRevenuesFromExternalCustomersAbstract_A9FBD0F3D3E4ABF76B5F9A2E9C1B46B0" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_SalesRevenueNet" xlink:label="loc_us-gaap_SalesRevenueNet_A5E27B8F1493BE45BBBA9A2E9C1BA8D2" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_GeographicAreasRevenuesFromExternalCustomersAbstract_A9FBD0F3D3E4ABF76B5F9A2E9C1B46B0" xlink:to="loc_us-gaap_SalesRevenueNet_A5E27B8F1493BE45BBBA9A2E9C1BA8D2" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_GeographicAreasLongLivedAssetsAbstract" xlink:label="loc_us-gaap_GeographicAreasLongLivedAssetsAbstract_28F8CF6BB83C4A97FB4C9A2E9C1B8CE6" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RevenuesFromExternalCustomersAndLongLivedAssetsLineItems_EEDC2805978A6EA861D99A2E9C1B5C53" xlink:to="loc_us-gaap_GeographicAreasLongLivedAssetsAbstract_28F8CF6BB83C4A97FB4C9A2E9C1B8CE6" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_PropertyPlantAndEquipmentNet" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentNet_1F3874BE6344BEDA4E3A9A2E9C1B7E00" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_GeographicAreasLongLivedAssetsAbstract_28F8CF6BB83C4A97FB4C9A2E9C1B8CE6" xlink:to="loc_us-gaap_PropertyPlantAndEquipmentNet_1F3874BE6344BEDA4E3A9A2E9C1B7E00" xlink:type="arc" />
  </definitionLink>
  <definitionLink xlink:role="http://www.micron.com/role/GeographicInformationTables" xlink:type="extended" />
  <definitionLink xlink:role="http://www.micron.com/role/IncomeTaxes" xlink:type="extended" />
  <definitionLink xlink:role="http://www.micron.com/role/IncomeTaxesDetails1" xlink:type="extended">
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_StatementLineItems" xlink:label="loc_us-gaap_StatementLineItems_67A4C8E98FC6666ABD8C9A2E9C984B01" xlink:type="locator" />
    <loc xlink:href="mu-20130829.xsd#mu_ScheduleOfIncomeTaxesTableTable" xlink:label="loc_mu_ScheduleOfIncomeTaxesTableTable_66EFCEDD7CB9CE50DD919A2E9C97867D" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_StatementLineItems_67A4C8E98FC6666ABD8C9A2E9C984B01" xlink:to="loc_mu_ScheduleOfIncomeTaxesTableTable_66EFCEDD7CB9CE50DD919A2E9C97867D" xlink:type="arc" xbrldt:closed="true" xbrldt:contextElement="segment" />
    <loc xlink:href="mu-20130829.xsd#mu_IncomeTaxesAxis" xlink:label="loc_mu_IncomeTaxesAxis_6F005594BBEDD298F19F9A2E9C97A8A0" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_mu_ScheduleOfIncomeTaxesTableTable_66EFCEDD7CB9CE50DD919A2E9C97867D" xlink:to="loc_mu_IncomeTaxesAxis_6F005594BBEDD298F19F9A2E9C97A8A0" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_IncomeTaxesDomain" xlink:label="loc_mu_IncomeTaxesDomain_EBC2D8B5EB0EBA961B209A2E9C972EAF_default" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_mu_IncomeTaxesAxis_6F005594BBEDD298F19F9A2E9C97A8A0" xlink:to="loc_mu_IncomeTaxesDomain_EBC2D8B5EB0EBA961B209A2E9C972EAF_default" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_IncomeTaxesDomain" xlink:label="loc_mu_IncomeTaxesDomain_EBC2D8B5EB0EBA961B209A2E9C972EAF" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_mu_IncomeTaxesAxis_6F005594BBEDD298F19F9A2E9C97A8A0" xlink:to="loc_mu_IncomeTaxesDomain_EBC2D8B5EB0EBA961B209A2E9C972EAF" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_BalanceSheetLocationAxis" xlink:label="loc_us-gaap_BalanceSheetLocationAxis_FD6DBB50AD5284511B199A2E9C977D3D" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_mu_ScheduleOfIncomeTaxesTableTable_66EFCEDD7CB9CE50DD919A2E9C97867D" xlink:to="loc_us-gaap_BalanceSheetLocationAxis_FD6DBB50AD5284511B199A2E9C977D3D" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_BalanceSheetLocationDomain" xlink:label="loc_us-gaap_BalanceSheetLocationDomain_8585A45512E4D0B262159A2E9C97C2D4_default" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_BalanceSheetLocationAxis_FD6DBB50AD5284511B199A2E9C977D3D" xlink:to="loc_us-gaap_BalanceSheetLocationDomain_8585A45512E4D0B262159A2E9C97C2D4_default" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_BalanceSheetLocationDomain" xlink:label="loc_us-gaap_BalanceSheetLocationDomain_8585A45512E4D0B262159A2E9C97C2D4" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_BalanceSheetLocationAxis_FD6DBB50AD5284511B199A2E9C977D3D" xlink:to="loc_us-gaap_BalanceSheetLocationDomain_8585A45512E4D0B262159A2E9C97C2D4" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_OtherCurrentAssetsMember" xlink:label="loc_us-gaap_OtherCurrentAssetsMember_4B14E07556ED8A3ABF609A2E9C97451E" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BalanceSheetLocationDomain_8585A45512E4D0B262159A2E9C97C2D4" xlink:to="loc_us-gaap_OtherCurrentAssetsMember_4B14E07556ED8A3ABF609A2E9C97451E" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_OtherNoncurrentAssetsMember" xlink:label="loc_us-gaap_OtherNoncurrentAssetsMember_2AD69AB8FBE2D8F6DEF79A2E9C9813A8" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BalanceSheetLocationDomain_8585A45512E4D0B262159A2E9C97C2D4" xlink:to="loc_us-gaap_OtherNoncurrentAssetsMember_2AD69AB8FBE2D8F6DEF79A2E9C9813A8" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_AccountsPayableAndAccruedLiabilitiesMember" xlink:label="loc_us-gaap_AccountsPayableAndAccruedLiabilitiesMember_0EB3232B88F34F1C28149A2E9C98495D" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BalanceSheetLocationDomain_8585A45512E4D0B262159A2E9C97C2D4" xlink:to="loc_us-gaap_AccountsPayableAndAccruedLiabilitiesMember_0EB3232B88F34F1C28149A2E9C98495D" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_OtherNoncurrentLiabilitiesMember" xlink:label="loc_us-gaap_OtherNoncurrentLiabilitiesMember_0F30520C3C77473EF9099A2E9C984B98" xlink:type="locator" />
    <definitionArc order="4" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BalanceSheetLocationDomain_8585A45512E4D0B262159A2E9C97C2D4" xlink:to="loc_us-gaap_OtherNoncurrentLiabilitiesMember_0F30520C3C77473EF9099A2E9C984B98" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_BusinessAcquisitionAxis" xlink:label="loc_us-gaap_BusinessAcquisitionAxis_6DFEF08F305F836EE16B9A2E9C9898C2" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_mu_ScheduleOfIncomeTaxesTableTable_66EFCEDD7CB9CE50DD919A2E9C97867D" xlink:to="loc_us-gaap_BusinessAcquisitionAxis_6DFEF08F305F836EE16B9A2E9C9898C2" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_BusinessAcquisitionAcquireeDomain" xlink:label="loc_us-gaap_BusinessAcquisitionAcquireeDomain_4D91970A9D495F9425A09A2E9C98293F_default" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_BusinessAcquisitionAxis_6DFEF08F305F836EE16B9A2E9C9898C2" xlink:to="loc_us-gaap_BusinessAcquisitionAcquireeDomain_4D91970A9D495F9425A09A2E9C98293F_default" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_BusinessAcquisitionAcquireeDomain" xlink:label="loc_us-gaap_BusinessAcquisitionAcquireeDomain_4D91970A9D495F9425A09A2E9C98293F" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_BusinessAcquisitionAxis_6DFEF08F305F836EE16B9A2E9C9898C2" xlink:to="loc_us-gaap_BusinessAcquisitionAcquireeDomain_4D91970A9D495F9425A09A2E9C98293F" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_ElpidaCompanyMember" xlink:label="loc_mu_ElpidaCompanyMember_F20CF220902F9C744A0E9A2E9C98A037" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BusinessAcquisitionAcquireeDomain_4D91970A9D495F9425A09A2E9C98293F" xlink:to="loc_mu_ElpidaCompanyMember_F20CF220902F9C744A0E9A2E9C98A037" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_IncomeTaxAuthorityAxis" xlink:label="loc_us-gaap_IncomeTaxAuthorityAxis_C6582C2DE333DBF60BCC9A2E9C98DD18" xlink:type="locator" />
    <definitionArc order="4" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_mu_ScheduleOfIncomeTaxesTableTable_66EFCEDD7CB9CE50DD919A2E9C97867D" xlink:to="loc_us-gaap_IncomeTaxAuthorityAxis_C6582C2DE333DBF60BCC9A2E9C98DD18" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_IncomeTaxAuthorityDomain" xlink:label="loc_us-gaap_IncomeTaxAuthorityDomain_04F9530EB0A76E3C97FE9A2E9C9883DF_default" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_IncomeTaxAuthorityAxis_C6582C2DE333DBF60BCC9A2E9C98DD18" xlink:to="loc_us-gaap_IncomeTaxAuthorityDomain_04F9530EB0A76E3C97FE9A2E9C9883DF_default" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_IncomeTaxAuthorityDomain" xlink:label="loc_us-gaap_IncomeTaxAuthorityDomain_04F9530EB0A76E3C97FE9A2E9C9883DF" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_IncomeTaxAuthorityAxis_C6582C2DE333DBF60BCC9A2E9C98DD18" xlink:to="loc_us-gaap_IncomeTaxAuthorityDomain_04F9530EB0A76E3C97FE9A2E9C9883DF" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ForeignCountryMember" xlink:label="loc_us-gaap_ForeignCountryMember_CC9FDB438D93BCCB36509A2E9C9830F7" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeTaxAuthorityDomain_04F9530EB0A76E3C97FE9A2E9C9883DF" xlink:to="loc_us-gaap_ForeignCountryMember_CC9FDB438D93BCCB36509A2E9C9830F7" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_OperatingLossCarryforwardsValuationAllowance" xlink:label="loc_us-gaap_OperatingLossCarryforwardsValuationAllowance_7558F4E53960DA555B6E9A2E9C98BB1D" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_67A4C8E98FC6666ABD8C9A2E9C984B01" xlink:to="loc_us-gaap_OperatingLossCarryforwardsValuationAllowance_7558F4E53960DA555B6E9A2E9C98BB1D" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestmentsAbstract" xlink:label="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestmentsAbstract_7E77EA75B065FF74F9AE9A2E9C988A71" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_67A4C8E98FC6666ABD8C9A2E9C984B01" xlink:to="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestmentsAbstract_7E77EA75B065FF74F9AE9A2E9C988A71" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic" xlink:label="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic_31BFEB113DC0449218489A2E9C98D06C" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestmentsAbstract_7E77EA75B065FF74F9AE9A2E9C988A71" xlink:to="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesDomestic_31BFEB113DC0449218489A2E9C98D06C" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesForeign" xlink:label="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesForeign_C16AACCEAAD5BDC81C859A2E9C984F1F" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestmentsAbstract_7E77EA75B065FF74F9AE9A2E9C988A71" xlink:to="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesForeign_C16AACCEAAD5BDC81C859A2E9C984F1F" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments" xlink:label="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments_D27B150593004A01045D9A2E9C9808CE" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestmentsAbstract_7E77EA75B065FF74F9AE9A2E9C988A71" xlink:to="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments_D27B150593004A01045D9A2E9C9808CE" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_IncomeTaxExpenseBenefitContinuingOperationsAbstract" xlink:label="loc_us-gaap_IncomeTaxExpenseBenefitContinuingOperationsAbstract_ED977E286893EF3806E99A2E9C9813A8" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_67A4C8E98FC6666ABD8C9A2E9C984B01" xlink:to="loc_us-gaap_IncomeTaxExpenseBenefitContinuingOperationsAbstract_ED977E286893EF3806E99A2E9C9813A8" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_CurrentIncomeTaxExpenseBenefitContinuingOperationsAbstract" xlink:label="loc_us-gaap_CurrentIncomeTaxExpenseBenefitContinuingOperationsAbstract_A19EFE1AD6F7E3993B5F9A2E9C989963" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeTaxExpenseBenefitContinuingOperationsAbstract_ED977E286893EF3806E99A2E9C9813A8" xlink:to="loc_us-gaap_CurrentIncomeTaxExpenseBenefitContinuingOperationsAbstract_A19EFE1AD6F7E3993B5F9A2E9C989963" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_CurrentFederalTaxExpenseBenefit" xlink:label="loc_us-gaap_CurrentFederalTaxExpenseBenefit_D66913705264A5F220449A2E9C99D88D" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_CurrentIncomeTaxExpenseBenefitContinuingOperationsAbstract_A19EFE1AD6F7E3993B5F9A2E9C989963" xlink:to="loc_us-gaap_CurrentFederalTaxExpenseBenefit_D66913705264A5F220449A2E9C99D88D" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_CurrentForeignTaxExpenseBenefit" xlink:label="loc_us-gaap_CurrentForeignTaxExpenseBenefit_8044E3271C8A9263C52B9A2E9C99C865" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_CurrentIncomeTaxExpenseBenefitContinuingOperationsAbstract_A19EFE1AD6F7E3993B5F9A2E9C989963" xlink:to="loc_us-gaap_CurrentForeignTaxExpenseBenefit_8044E3271C8A9263C52B9A2E9C99C865" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_CurrentStateAndLocalTaxExpenseBenefit" xlink:label="loc_us-gaap_CurrentStateAndLocalTaxExpenseBenefit_3277F80C76E011A0E8D89A2E9C994D6C" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_CurrentIncomeTaxExpenseBenefitContinuingOperationsAbstract_A19EFE1AD6F7E3993B5F9A2E9C989963" xlink:to="loc_us-gaap_CurrentStateAndLocalTaxExpenseBenefit_3277F80C76E011A0E8D89A2E9C994D6C" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_CurrentIncomeTaxExpenseBenefit" xlink:label="loc_us-gaap_CurrentIncomeTaxExpenseBenefit_F739B2B9B2C946AF9DF99A2E9C997CB8" xlink:type="locator" />
    <definitionArc order="4" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_CurrentIncomeTaxExpenseBenefitContinuingOperationsAbstract_A19EFE1AD6F7E3993B5F9A2E9C989963" xlink:to="loc_us-gaap_CurrentIncomeTaxExpenseBenefit_F739B2B9B2C946AF9DF99A2E9C997CB8" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DeferredIncomeTaxExpenseBenefitContinuingOperationsAbstract" xlink:label="loc_us-gaap_DeferredIncomeTaxExpenseBenefitContinuingOperationsAbstract_8C0552AC2325EC1514119A2E9C991B85" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeTaxExpenseBenefitContinuingOperationsAbstract_ED977E286893EF3806E99A2E9C9813A8" xlink:to="loc_us-gaap_DeferredIncomeTaxExpenseBenefitContinuingOperationsAbstract_8C0552AC2325EC1514119A2E9C991B85" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DeferredFederalIncomeTaxExpenseBenefit" xlink:label="loc_us-gaap_DeferredFederalIncomeTaxExpenseBenefit_6CA9817AA12F778427069A2E9C993D47" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DeferredIncomeTaxExpenseBenefitContinuingOperationsAbstract_8C0552AC2325EC1514119A2E9C991B85" xlink:to="loc_us-gaap_DeferredFederalIncomeTaxExpenseBenefit_6CA9817AA12F778427069A2E9C993D47" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DeferredForeignIncomeTaxExpenseBenefit" xlink:label="loc_us-gaap_DeferredForeignIncomeTaxExpenseBenefit_40ADC70DF99AD8B4CF589A2E9C99B52A" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DeferredIncomeTaxExpenseBenefitContinuingOperationsAbstract_8C0552AC2325EC1514119A2E9C991B85" xlink:to="loc_us-gaap_DeferredForeignIncomeTaxExpenseBenefit_40ADC70DF99AD8B4CF589A2E9C99B52A" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DeferredIncomeTaxExpenseBenefit" xlink:label="loc_us-gaap_DeferredIncomeTaxExpenseBenefit_9C01EFA4F3122A22B0DE9A2E9C99EBC1" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DeferredIncomeTaxExpenseBenefitContinuingOperationsAbstract_8C0552AC2325EC1514119A2E9C991B85" xlink:to="loc_us-gaap_DeferredIncomeTaxExpenseBenefit_9C01EFA4F3122A22B0DE9A2E9C99EBC1" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_IncomeTaxExpenseBenefit" xlink:label="loc_us-gaap_IncomeTaxExpenseBenefit_8A8BD24FBAB8AC17DFB79A2E9C991C06" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeTaxExpenseBenefitContinuingOperationsAbstract_ED977E286893EF3806E99A2E9C9813A8" xlink:to="loc_us-gaap_IncomeTaxExpenseBenefit_8A8BD24FBAB8AC17DFB79A2E9C991C06" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_IncomeTaxExpenseBenefitContinuingOperationsIncomeTaxReconciliationAbstract" xlink:label="loc_us-gaap_IncomeTaxExpenseBenefitContinuingOperationsIncomeTaxReconciliationAbstract_8706283FBBBE6B9D20049A2E9C99BFA0" xlink:type="locator" />
    <definitionArc order="4" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_67A4C8E98FC6666ABD8C9A2E9C984B01" xlink:to="loc_us-gaap_IncomeTaxExpenseBenefitContinuingOperationsIncomeTaxReconciliationAbstract_8706283FBBBE6B9D20049A2E9C99BFA0" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate" xlink:label="loc_us-gaap_IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate_BCB20FDE1EAF7E2061E79A2E9C99D2FD" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeTaxExpenseBenefitContinuingOperationsIncomeTaxReconciliationAbstract_8706283FBBBE6B9D20049A2E9C99BFA0" xlink:to="loc_us-gaap_IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate_BCB20FDE1EAF7E2061E79A2E9C99D2FD" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_IncomeTaxReconciliationChangeInDeferredTaxAssetsValuationAllowance" xlink:label="loc_us-gaap_IncomeTaxReconciliationChangeInDeferredTaxAssetsValuationAllowance_DA2BBE2408C387AE24789A2E9C99D67F" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeTaxExpenseBenefitContinuingOperationsIncomeTaxReconciliationAbstract_8706283FBBBE6B9D20049A2E9C99BFA0" xlink:to="loc_us-gaap_IncomeTaxReconciliationChangeInDeferredTaxAssetsValuationAllowance_DA2BBE2408C387AE24789A2E9C99D67F" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_IncomeTaxReconciliationTransactionCosts" xlink:label="loc_mu_IncomeTaxReconciliationTransactionCosts_D5CD480786EB7E1ECCDA9A2E9C99EBB6" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeTaxExpenseBenefitContinuingOperationsIncomeTaxReconciliationAbstract_8706283FBBBE6B9D20049A2E9C99BFA0" xlink:to="loc_mu_IncomeTaxReconciliationTransactionCosts_D5CD480786EB7E1ECCDA9A2E9C99EBB6" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_IncomeTaxReconciliationGainOnAcquisitionOfBusiness" xlink:label="loc_mu_IncomeTaxReconciliationGainOnAcquisitionOfBusiness_E7CFC04AD7E20CEE6B8C9A2E9C99907F" xlink:type="locator" />
    <definitionArc order="4" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeTaxExpenseBenefitContinuingOperationsIncomeTaxReconciliationAbstract_8706283FBBBE6B9D20049A2E9C99BFA0" xlink:to="loc_mu_IncomeTaxReconciliationGainOnAcquisitionOfBusiness_E7CFC04AD7E20CEE6B8C9A2E9C99907F" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_IncomeTaxReconciliationForeignIncomeTaxRateDifferential" xlink:label="loc_us-gaap_IncomeTaxReconciliationForeignIncomeTaxRateDifferential_76703D42D8522640443E9A2E9C9928D9" xlink:type="locator" />
    <definitionArc order="5" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeTaxExpenseBenefitContinuingOperationsIncomeTaxReconciliationAbstract_8706283FBBBE6B9D20049A2E9C99BFA0" xlink:to="loc_us-gaap_IncomeTaxReconciliationForeignIncomeTaxRateDifferential_76703D42D8522640443E9A2E9C9928D9" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_IncomeTaxReconciliationTaxCredits" xlink:label="loc_us-gaap_IncomeTaxReconciliationTaxCredits_C220509F9E938AA939EA9A2E9C995155" xlink:type="locator" />
    <definitionArc order="6" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeTaxExpenseBenefitContinuingOperationsIncomeTaxReconciliationAbstract_8706283FBBBE6B9D20049A2E9C99BFA0" xlink:to="loc_us-gaap_IncomeTaxReconciliationTaxCredits_C220509F9E938AA939EA9A2E9C995155" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_IncomeTaxReconciliationStateAndLocalIncomeTaxes" xlink:label="loc_us-gaap_IncomeTaxReconciliationStateAndLocalIncomeTaxes_3A7C335379A188ABEDE29A2E9C9907B6" xlink:type="locator" />
    <definitionArc order="7" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeTaxExpenseBenefitContinuingOperationsIncomeTaxReconciliationAbstract_8706283FBBBE6B9D20049A2E9C99BFA0" xlink:to="loc_us-gaap_IncomeTaxReconciliationStateAndLocalIncomeTaxes_3A7C335379A188ABEDE29A2E9C9907B6" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_IncomeTaxReconciliationDebtPremium" xlink:label="loc_mu_IncomeTaxReconciliationDebtPremium_D7C1DE563DBB5BBBC8E99A2E9C9923F7" xlink:type="locator" />
    <definitionArc order="8" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeTaxExpenseBenefitContinuingOperationsIncomeTaxReconciliationAbstract_8706283FBBBE6B9D20049A2E9C99BFA0" xlink:to="loc_mu_IncomeTaxReconciliationDebtPremium_D7C1DE563DBB5BBBC8E99A2E9C9923F7" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_IncomeTaxReconciliationOtherAdjustments" xlink:label="loc_us-gaap_IncomeTaxReconciliationOtherAdjustments_D1942F4D3481467E73689A2E9C99364D" xlink:type="locator" />
    <definitionArc order="9" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeTaxExpenseBenefitContinuingOperationsIncomeTaxReconciliationAbstract_8706283FBBBE6B9D20049A2E9C99BFA0" xlink:to="loc_us-gaap_IncomeTaxReconciliationOtherAdjustments_D1942F4D3481467E73689A2E9C99364D" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ComponentsOfDeferredTaxAssetsAndLiabilitiesAbstract" xlink:label="loc_us-gaap_ComponentsOfDeferredTaxAssetsAndLiabilitiesAbstract_F55AFDBB9F109377B30F9A2E9C9A5272" xlink:type="locator" />
    <definitionArc order="5" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_67A4C8E98FC6666ABD8C9A2E9C984B01" xlink:to="loc_us-gaap_ComponentsOfDeferredTaxAssetsAndLiabilitiesAbstract_F55AFDBB9F109377B30F9A2E9C9A5272" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DeferredTaxAssetsNetAbstract" xlink:label="loc_us-gaap_DeferredTaxAssetsNetAbstract_CB4973F664FD9B9DEBF39A2E9C9A5145" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ComponentsOfDeferredTaxAssetsAndLiabilitiesAbstract_F55AFDBB9F109377B30F9A2E9C9A5272" xlink:to="loc_us-gaap_DeferredTaxAssetsNetAbstract_CB4973F664FD9B9DEBF39A2E9C9A5145" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_DeferredTaxAssetsOperatingLossAndTaxCreditCarryforwards" xlink:label="loc_mu_DeferredTaxAssetsOperatingLossAndTaxCreditCarryforwards_97010AD72F93001521049A2E9C9A7D65" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DeferredTaxAssetsNetAbstract_CB4973F664FD9B9DEBF39A2E9C9A5145" xlink:to="loc_mu_DeferredTaxAssetsOperatingLossAndTaxCreditCarryforwards_97010AD72F93001521049A2E9C9A7D65" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DeferredTaxAssetsPropertyPlantAndEquipment" xlink:label="loc_us-gaap_DeferredTaxAssetsPropertyPlantAndEquipment_FE962FEFB79930A3859E9A2E9C9A843F" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DeferredTaxAssetsNetAbstract_CB4973F664FD9B9DEBF39A2E9C9A5145" xlink:to="loc_us-gaap_DeferredTaxAssetsPropertyPlantAndEquipment_FE962FEFB79930A3859E9A2E9C9A843F" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefits" xlink:label="loc_us-gaap_DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefits_11E4229491E70226626B9A2E9C9A6426" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DeferredTaxAssetsNetAbstract_CB4973F664FD9B9DEBF39A2E9C9A5145" xlink:to="loc_us-gaap_DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefits_11E4229491E70226626B9A2E9C9A6426" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DeferredTaxAssetsDeferredIncome" xlink:label="loc_us-gaap_DeferredTaxAssetsDeferredIncome_D9B5C5BACD9BF8897D389A2E9C9A9947" xlink:type="locator" />
    <definitionArc order="4" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DeferredTaxAssetsNetAbstract_CB4973F664FD9B9DEBF39A2E9C9A5145" xlink:to="loc_us-gaap_DeferredTaxAssetsDeferredIncome_D9B5C5BACD9BF8897D389A2E9C9A9947" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DeferredTaxAssetsOther" xlink:label="loc_us-gaap_DeferredTaxAssetsOther_998F957A918B4D20C0F29A2E9C9ABB1B" xlink:type="locator" />
    <definitionArc order="5" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DeferredTaxAssetsNetAbstract_CB4973F664FD9B9DEBF39A2E9C9A5145" xlink:to="loc_us-gaap_DeferredTaxAssetsOther_998F957A918B4D20C0F29A2E9C9ABB1B" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DeferredTaxAssetsGross" xlink:label="loc_us-gaap_DeferredTaxAssetsGross_F4DBD6CE84BCB3594BC49A2E9C9A61E8" xlink:type="locator" />
    <definitionArc order="6" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DeferredTaxAssetsNetAbstract_CB4973F664FD9B9DEBF39A2E9C9A5145" xlink:to="loc_us-gaap_DeferredTaxAssetsGross_F4DBD6CE84BCB3594BC49A2E9C9A61E8" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DeferredTaxAssetsValuationAllowance" xlink:label="loc_us-gaap_DeferredTaxAssetsValuationAllowance_87D5822495B1BDF6BC329A2E9C9A3886" xlink:type="locator" />
    <definitionArc order="7" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DeferredTaxAssetsNetAbstract_CB4973F664FD9B9DEBF39A2E9C9A5145" xlink:to="loc_us-gaap_DeferredTaxAssetsValuationAllowance_87D5822495B1BDF6BC329A2E9C9A3886" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DeferredTaxAssetsNet" xlink:label="loc_us-gaap_DeferredTaxAssetsNet_6310AA9EA87F1B6353209A2E9C9AF1C5" xlink:type="locator" />
    <definitionArc order="8" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DeferredTaxAssetsNetAbstract_CB4973F664FD9B9DEBF39A2E9C9A5145" xlink:to="loc_us-gaap_DeferredTaxAssetsNet_6310AA9EA87F1B6353209A2E9C9AF1C5" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DeferredTaxLiabilitiesAbstract" xlink:label="loc_us-gaap_DeferredTaxLiabilitiesAbstract_C2DBE4526FD0C61A85B29A2E9C9A3C9B" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ComponentsOfDeferredTaxAssetsAndLiabilitiesAbstract_F55AFDBB9F109377B30F9A2E9C9A5272" xlink:to="loc_us-gaap_DeferredTaxLiabilitiesAbstract_C2DBE4526FD0C61A85B29A2E9C9A3C9B" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DeferredTaxLiabilitiesFinancingArrangements" xlink:label="loc_us-gaap_DeferredTaxLiabilitiesFinancingArrangements_B6C06608C997502B917F9A2E9C9AB2BF" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DeferredTaxLiabilitiesAbstract_C2DBE4526FD0C61A85B29A2E9C9A3C9B" xlink:to="loc_us-gaap_DeferredTaxLiabilitiesFinancingArrangements_B6C06608C997502B917F9A2E9C9AB2BF" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DeferredTaxLiabilitiesUndistributedForeignEarnings" xlink:label="loc_us-gaap_DeferredTaxLiabilitiesUndistributedForeignEarnings_1E6640C30632A28D05669A2E9C9AC79C" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DeferredTaxLiabilitiesAbstract_C2DBE4526FD0C61A85B29A2E9C9A3C9B" xlink:to="loc_us-gaap_DeferredTaxLiabilitiesUndistributedForeignEarnings_1E6640C30632A28D05669A2E9C9AC79C" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DeferredTaxLiabilitiesGoodwillAndIntangibleAssetsIntangibleAssets" xlink:label="loc_us-gaap_DeferredTaxLiabilitiesGoodwillAndIntangibleAssetsIntangibleAssets_1EC23DD9068552BCF0A79A2E9C9AF1FD" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DeferredTaxLiabilitiesAbstract_C2DBE4526FD0C61A85B29A2E9C9A3C9B" xlink:to="loc_us-gaap_DeferredTaxLiabilitiesGoodwillAndIntangibleAssetsIntangibleAssets_1EC23DD9068552BCF0A79A2E9C9AF1FD" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DeferredTaxLiabilitiesOther" xlink:label="loc_us-gaap_DeferredTaxLiabilitiesOther_0478E8C878B0E785AAA99A2E9C9AA0A7" xlink:type="locator" />
    <definitionArc order="4" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DeferredTaxLiabilitiesAbstract_C2DBE4526FD0C61A85B29A2E9C9A3C9B" xlink:to="loc_us-gaap_DeferredTaxLiabilitiesOther_0478E8C878B0E785AAA99A2E9C9AA0A7" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DeferredTaxLiabilities" xlink:label="loc_us-gaap_DeferredTaxLiabilities_1753052C1A3DDB8C0D459A2E9C9AFC84" xlink:type="locator" />
    <definitionArc order="5" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DeferredTaxLiabilitiesAbstract_C2DBE4526FD0C61A85B29A2E9C9A3C9B" xlink:to="loc_us-gaap_DeferredTaxLiabilities_1753052C1A3DDB8C0D459A2E9C9AFC84" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DeferredTaxAssetsLiabilitiesNet" xlink:label="loc_us-gaap_DeferredTaxAssetsLiabilitiesNet_F436E11A06ED81436A699A2E9C9A54A2" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ComponentsOfDeferredTaxAssetsAndLiabilitiesAbstract_F55AFDBB9F109377B30F9A2E9C9A5272" xlink:to="loc_us-gaap_DeferredTaxAssetsLiabilitiesNet_F436E11A06ED81436A699A2E9C9A54A2" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DeferredTaxAssetsLiabilitiesNetAbstract" xlink:label="loc_us-gaap_DeferredTaxAssetsLiabilitiesNetAbstract_ED3B8057339DDDED09859A2E9C9A8C4F" xlink:type="locator" />
    <definitionArc order="4" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ComponentsOfDeferredTaxAssetsAndLiabilitiesAbstract_F55AFDBB9F109377B30F9A2E9C9A5272" xlink:to="loc_us-gaap_DeferredTaxAssetsLiabilitiesNetAbstract_ED3B8057339DDDED09859A2E9C9A8C4F" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DeferredTaxAssetsNetCurrent" xlink:label="loc_us-gaap_DeferredTaxAssetsNetCurrent_A14F62473A37D131390B9A2E9C9A4BB0" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DeferredTaxAssetsLiabilitiesNetAbstract_ED3B8057339DDDED09859A2E9C9A8C4F" xlink:to="loc_us-gaap_DeferredTaxAssetsNetCurrent_A14F62473A37D131390B9A2E9C9A4BB0" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DeferredTaxAssetsNetNoncurrent" xlink:label="loc_us-gaap_DeferredTaxAssetsNetNoncurrent_6BA71601EE0A8E8799099A2E9C9BA68F" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DeferredTaxAssetsLiabilitiesNetAbstract_ED3B8057339DDDED09859A2E9C9A8C4F" xlink:to="loc_us-gaap_DeferredTaxAssetsNetNoncurrent_6BA71601EE0A8E8799099A2E9C9BA68F" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DeferredTaxLiabilitiesCurrent" xlink:label="loc_us-gaap_DeferredTaxLiabilitiesCurrent_72805B8C332B05753A099A2E9C9B8736" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DeferredTaxAssetsLiabilitiesNetAbstract_ED3B8057339DDDED09859A2E9C9A8C4F" xlink:to="loc_us-gaap_DeferredTaxLiabilitiesCurrent_72805B8C332B05753A099A2E9C9B8736" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DeferredTaxLiabilitiesNoncurrent" xlink:label="loc_us-gaap_DeferredTaxLiabilitiesNoncurrent_5AB47D24CB5B1A9AAB639A2E9C9B9DDB" xlink:type="locator" />
    <definitionArc order="4" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DeferredTaxAssetsLiabilitiesNetAbstract_ED3B8057339DDDED09859A2E9C9A8C4F" xlink:to="loc_us-gaap_DeferredTaxLiabilitiesNoncurrent_5AB47D24CB5B1A9AAB639A2E9C9B9DDB" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_NetTaxBenefitsNotRecordedasDeferredTaxAssetsCompensationandBenefitsSharebasedCompensationCost" xlink:label="loc_mu_NetTaxBenefitsNotRecordedasDeferredTaxAssetsCompensationandBenefitsSharebasedCompensationCost_7B1738DEC3D3AC79BB7C9A2E9C9B78A5" xlink:type="locator" />
    <definitionArc order="6" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ComponentsOfDeferredTaxAssetsAndLiabilitiesAbstract_F55AFDBB9F109377B30F9A2E9C9A5272" xlink:to="loc_mu_NetTaxBenefitsNotRecordedasDeferredTaxAssetsCompensationandBenefitsSharebasedCompensationCost_7B1738DEC3D3AC79BB7C9A2E9C9B78A5" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ValuationAllowanceDeferredTaxAssetChangeInAmount" xlink:label="loc_us-gaap_ValuationAllowanceDeferredTaxAssetChangeInAmount_50FD8806DA9F630E44CE9A2E9C9BFBE0" xlink:type="locator" />
    <definitionArc order="7" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ComponentsOfDeferredTaxAssetsAndLiabilitiesAbstract_F55AFDBB9F109377B30F9A2E9C9A5272" xlink:to="loc_us-gaap_ValuationAllowanceDeferredTaxAssetChangeInAmount_50FD8806DA9F630E44CE9A2E9C9BFBE0" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_UndistributedEarningsOfForeignSubsidiaries" xlink:label="loc_us-gaap_UndistributedEarningsOfForeignSubsidiaries_B31C349E8D4F7D0FD8509A2E9C9BD8F7" xlink:type="locator" />
    <definitionArc order="8" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ComponentsOfDeferredTaxAssetsAndLiabilitiesAbstract_F55AFDBB9F109377B30F9A2E9C9A5272" xlink:to="loc_us-gaap_UndistributedEarningsOfForeignSubsidiaries_B31C349E8D4F7D0FD8509A2E9C9BD8F7" xlink:type="arc" />
  </definitionLink>
  <definitionLink xlink:role="http://www.micron.com/role/IncomeTaxesDetails4" xlink:type="extended">
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_IncomeTaxContingencyLineItems" xlink:label="loc_us-gaap_IncomeTaxContingencyLineItems_46FB39820739EA105A539A2E9C73CD4D" xlink:type="locator" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_IncomeTaxContingencyTable" xlink:label="loc_us-gaap_IncomeTaxContingencyTable_E0C37F1E1039726CD2A39A2E9C7348AD" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_IncomeTaxContingencyLineItems_46FB39820739EA105A539A2E9C73CD4D" xlink:to="loc_us-gaap_IncomeTaxContingencyTable_E0C37F1E1039726CD2A39A2E9C7348AD" xlink:type="arc" xbrldt:closed="true" xbrldt:contextElement="segment" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_IncomeTaxAuthorityAxis" xlink:label="loc_us-gaap_IncomeTaxAuthorityAxis_939DA5E1D141CD69A8869A2E9C73C2E3" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_IncomeTaxContingencyTable_E0C37F1E1039726CD2A39A2E9C7348AD" xlink:to="loc_us-gaap_IncomeTaxAuthorityAxis_939DA5E1D141CD69A8869A2E9C73C2E3" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_IncomeTaxAuthorityDomain" xlink:label="loc_us-gaap_IncomeTaxAuthorityDomain_28AE8835E42E3C90C61E9A2E9C737854_default" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_IncomeTaxAuthorityAxis_939DA5E1D141CD69A8869A2E9C73C2E3" xlink:to="loc_us-gaap_IncomeTaxAuthorityDomain_28AE8835E42E3C90C61E9A2E9C737854_default" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_IncomeTaxAuthorityDomain" xlink:label="loc_us-gaap_IncomeTaxAuthorityDomain_28AE8835E42E3C90C61E9A2E9C737854" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_IncomeTaxAuthorityAxis_939DA5E1D141CD69A8869A2E9C73C2E3" xlink:to="loc_us-gaap_IncomeTaxAuthorityDomain_28AE8835E42E3C90C61E9A2E9C737854" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ReconciliationOfUnrecognizedTaxBenefitsExcludingAmountsPertainingToExaminedTaxReturnsRollForward" xlink:label="loc_us-gaap_ReconciliationOfUnrecognizedTaxBenefitsExcludingAmountsPertainingToExaminedTaxReturnsRollForward_195F535F9D4FAE574A369A2E9C73F0A7" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeTaxContingencyLineItems_46FB39820739EA105A539A2E9C73CD4D" xlink:to="loc_us-gaap_ReconciliationOfUnrecognizedTaxBenefitsExcludingAmountsPertainingToExaminedTaxReturnsRollForward_195F535F9D4FAE574A369A2E9C73F0A7" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_UnrecognizedTaxBenefits" xlink:label="loc_us-gaap_UnrecognizedTaxBenefits_E0A5ECF0D51EC9C9A38D9A2E9C73CDC7" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ReconciliationOfUnrecognizedTaxBenefitsExcludingAmountsPertainingToExaminedTaxReturnsRollForward_195F535F9D4FAE574A369A2E9C73F0A7" xlink:to="loc_us-gaap_UnrecognizedTaxBenefits_E0A5ECF0D51EC9C9A38D9A2E9C73CDC7" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_UnrecognizedTaxBenefitsDecreasesResultingFromSettlementsWithTaxingAuthorities" xlink:label="loc_us-gaap_UnrecognizedTaxBenefitsDecreasesResultingFromSettlementsWithTaxingAuthorities_5E811DD9BC54B5068CE59A2E9C73EFE3" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ReconciliationOfUnrecognizedTaxBenefitsExcludingAmountsPertainingToExaminedTaxReturnsRollForward_195F535F9D4FAE574A369A2E9C73F0A7" xlink:to="loc_us-gaap_UnrecognizedTaxBenefitsDecreasesResultingFromSettlementsWithTaxingAuthorities_5E811DD9BC54B5068CE59A2E9C73EFE3" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_UnrecognizedTaxBenefitsDecreasesResultingFromPriorPeriodTaxPositions" xlink:label="loc_us-gaap_UnrecognizedTaxBenefitsDecreasesResultingFromPriorPeriodTaxPositions_2EF12C5E4B17A35228059A2E9C735EBD" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ReconciliationOfUnrecognizedTaxBenefitsExcludingAmountsPertainingToExaminedTaxReturnsRollForward_195F535F9D4FAE574A369A2E9C73F0A7" xlink:to="loc_us-gaap_UnrecognizedTaxBenefitsDecreasesResultingFromPriorPeriodTaxPositions_2EF12C5E4B17A35228059A2E9C735EBD" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_UnrecognizedTaxBenefitsDecreasesResultingFromForeignCurrencyTranslation" xlink:label="loc_us-gaap_UnrecognizedTaxBenefitsDecreasesResultingFromForeignCurrencyTranslation_3FEF9B750C927923A5B19A2E9C733640" xlink:type="locator" />
    <definitionArc order="4" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ReconciliationOfUnrecognizedTaxBenefitsExcludingAmountsPertainingToExaminedTaxReturnsRollForward_195F535F9D4FAE574A369A2E9C73F0A7" xlink:to="loc_us-gaap_UnrecognizedTaxBenefitsDecreasesResultingFromForeignCurrencyTranslation_3FEF9B750C927923A5B19A2E9C733640" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_UnrecognizedTaxBenefitsIncreasesResultingFromForeignCurrencyTranslation" xlink:label="loc_us-gaap_UnrecognizedTaxBenefitsIncreasesResultingFromForeignCurrencyTranslation_DAF354C10D673E3F46E59A2E9C73E0D7" xlink:type="locator" />
    <definitionArc order="5" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ReconciliationOfUnrecognizedTaxBenefitsExcludingAmountsPertainingToExaminedTaxReturnsRollForward_195F535F9D4FAE574A369A2E9C73F0A7" xlink:to="loc_us-gaap_UnrecognizedTaxBenefitsIncreasesResultingFromForeignCurrencyTranslation_DAF354C10D673E3F46E59A2E9C73E0D7" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_UnrecognizedTaxBenefitsIncreasesResultingFromCurrentPeriodTaxPositions" xlink:label="loc_us-gaap_UnrecognizedTaxBenefitsIncreasesResultingFromCurrentPeriodTaxPositions_480ACB1FA67F00AC95729A2E9C73DF4F" xlink:type="locator" />
    <definitionArc order="6" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ReconciliationOfUnrecognizedTaxBenefitsExcludingAmountsPertainingToExaminedTaxReturnsRollForward_195F535F9D4FAE574A369A2E9C73F0A7" xlink:to="loc_us-gaap_UnrecognizedTaxBenefitsIncreasesResultingFromCurrentPeriodTaxPositions_480ACB1FA67F00AC95729A2E9C73DF4F" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_UnrecognizedTaxBenefitsIncreasesResultingFromPriorPeriodTaxPositions" xlink:label="loc_us-gaap_UnrecognizedTaxBenefitsIncreasesResultingFromPriorPeriodTaxPositions_38EA3AE4208970ED92699A2E9C733C04" xlink:type="locator" />
    <definitionArc order="7" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ReconciliationOfUnrecognizedTaxBenefitsExcludingAmountsPertainingToExaminedTaxReturnsRollForward_195F535F9D4FAE574A369A2E9C73F0A7" xlink:to="loc_us-gaap_UnrecognizedTaxBenefitsIncreasesResultingFromPriorPeriodTaxPositions_38EA3AE4208970ED92699A2E9C733C04" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_UnrecognizedTaxBenefitsIncreasesResultingFromAcquisition" xlink:label="loc_us-gaap_UnrecognizedTaxBenefitsIncreasesResultingFromAcquisition_93D16EF434E7397008D79A2E9C73C4DA" xlink:type="locator" />
    <definitionArc order="8" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ReconciliationOfUnrecognizedTaxBenefitsExcludingAmountsPertainingToExaminedTaxReturnsRollForward_195F535F9D4FAE574A369A2E9C73F0A7" xlink:to="loc_us-gaap_UnrecognizedTaxBenefitsIncreasesResultingFromAcquisition_93D16EF434E7397008D79A2E9C73C4DA" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_UnrecognizedTaxBenefitsThatWouldImpactEffectiveTaxRate" xlink:label="loc_us-gaap_UnrecognizedTaxBenefitsThatWouldImpactEffectiveTaxRate_A2B04606C1155BD842179A2E9C73C825" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeTaxContingencyLineItems_46FB39820739EA105A539A2E9C73CD4D" xlink:to="loc_us-gaap_UnrecognizedTaxBenefitsThatWouldImpactEffectiveTaxRate_A2B04606C1155BD842179A2E9C73C825" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_IncomeTaxExaminationPenaltiesAndInterestAccruedAbstract" xlink:label="loc_us-gaap_IncomeTaxExaminationPenaltiesAndInterestAccruedAbstract_BDDCF4C902D9EFB8B3B69A2E9C7387FF" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeTaxContingencyLineItems_46FB39820739EA105A539A2E9C73CD4D" xlink:to="loc_us-gaap_IncomeTaxExaminationPenaltiesAndInterestAccruedAbstract_BDDCF4C902D9EFB8B3B69A2E9C7387FF" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestAccrued" xlink:label="loc_us-gaap_UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestAccrued_8C3667232682D19DF9D39A2E9C748615" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeTaxExaminationPenaltiesAndInterestAccruedAbstract_BDDCF4C902D9EFB8B3B69A2E9C7387FF" xlink:to="loc_us-gaap_UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestAccrued_8C3667232682D19DF9D39A2E9C748615" xlink:type="arc" />
  </definitionLink>
  <definitionLink xlink:role="http://www.micron.com/role/IncomeTaxesIncomeTaxHolidayDetails5" xlink:type="extended">
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_IncomeTaxHolidayLineItems" xlink:label="loc_us-gaap_IncomeTaxHolidayLineItems_11885C49757A788ADAF39A2E9AC88D6E" xlink:type="locator" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_IncomeTaxHolidayTable" xlink:label="loc_us-gaap_IncomeTaxHolidayTable_289483FED006D0F70EDF9A2E9AC81605" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_IncomeTaxHolidayLineItems_11885C49757A788ADAF39A2E9AC88D6E" xlink:to="loc_us-gaap_IncomeTaxHolidayTable_289483FED006D0F70EDF9A2E9AC81605" xlink:type="arc" xbrldt:closed="true" xbrldt:contextElement="segment" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_IncomeTaxAuthorityAxis" xlink:label="loc_us-gaap_IncomeTaxAuthorityAxis_75026DA03E6A1C2DB5139A2E9AC8F076" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_IncomeTaxHolidayTable_289483FED006D0F70EDF9A2E9AC81605" xlink:to="loc_us-gaap_IncomeTaxAuthorityAxis_75026DA03E6A1C2DB5139A2E9AC8F076" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_IncomeTaxAuthorityDomain" xlink:label="loc_us-gaap_IncomeTaxAuthorityDomain_95D3946CD1E1C99CEA729A2E9AC8B53A_default" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_IncomeTaxAuthorityAxis_75026DA03E6A1C2DB5139A2E9AC8F076" xlink:to="loc_us-gaap_IncomeTaxAuthorityDomain_95D3946CD1E1C99CEA729A2E9AC8B53A_default" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_IncomeTaxAuthorityDomain" xlink:label="loc_us-gaap_IncomeTaxAuthorityDomain_95D3946CD1E1C99CEA729A2E9AC8B53A" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_IncomeTaxAuthorityAxis_75026DA03E6A1C2DB5139A2E9AC8F076" xlink:to="loc_us-gaap_IncomeTaxAuthorityDomain_95D3946CD1E1C99CEA729A2E9AC8B53A" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_IncomeTaxHolidayAggregateDollarAmount" xlink:label="loc_us-gaap_IncomeTaxHolidayAggregateDollarAmount_73C63EF269B983AB58499A2E9AC8A985" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeTaxHolidayLineItems_11885C49757A788ADAF39A2E9AC88D6E" xlink:to="loc_us-gaap_IncomeTaxHolidayAggregateDollarAmount_73C63EF269B983AB58499A2E9AC8A985" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_IncomeTaxHolidayIncomeTaxBenefitsPerShare" xlink:label="loc_us-gaap_IncomeTaxHolidayIncomeTaxBenefitsPerShare_0DCA98DD8C4D7B941CC69A2E9AC8F0CC" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeTaxHolidayLineItems_11885C49757A788ADAF39A2E9AC88D6E" xlink:to="loc_us-gaap_IncomeTaxHolidayIncomeTaxBenefitsPerShare_0DCA98DD8C4D7B941CC69A2E9AC8F0CC" xlink:type="arc" />
  </definitionLink>
  <definitionLink xlink:role="http://www.micron.com/role/IncomeTaxesOperatingLossCarryforwardsDetails2" xlink:type="extended">
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_OperatingLossCarryforwardsLineItems" xlink:label="loc_us-gaap_OperatingLossCarryforwardsLineItems_D41B12C6AF1B6D2F922C9A2E9B597047" xlink:type="locator" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_OperatingLossCarryforwardsTable" xlink:label="loc_us-gaap_OperatingLossCarryforwardsTable_B3BF95C64796AACCFA739A2E9B58B5BF" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_OperatingLossCarryforwardsLineItems_D41B12C6AF1B6D2F922C9A2E9B597047" xlink:to="loc_us-gaap_OperatingLossCarryforwardsTable_B3BF95C64796AACCFA739A2E9B58B5BF" xlink:type="arc" xbrldt:closed="true" xbrldt:contextElement="segment" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_IncomeTaxAuthorityAxis" xlink:label="loc_us-gaap_IncomeTaxAuthorityAxis_7CF2A57A4C8AB72E93D09A2E9B581A99" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_OperatingLossCarryforwardsTable_B3BF95C64796AACCFA739A2E9B58B5BF" xlink:to="loc_us-gaap_IncomeTaxAuthorityAxis_7CF2A57A4C8AB72E93D09A2E9B581A99" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_IncomeTaxAuthorityDomain" xlink:label="loc_us-gaap_IncomeTaxAuthorityDomain_56D8B08127DC9F5966B69A2E9B58D4D3_default" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_IncomeTaxAuthorityAxis_7CF2A57A4C8AB72E93D09A2E9B581A99" xlink:to="loc_us-gaap_IncomeTaxAuthorityDomain_56D8B08127DC9F5966B69A2E9B58D4D3_default" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_IncomeTaxAuthorityDomain" xlink:label="loc_us-gaap_IncomeTaxAuthorityDomain_56D8B08127DC9F5966B69A2E9B58D4D3" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_IncomeTaxAuthorityAxis_7CF2A57A4C8AB72E93D09A2E9B581A99" xlink:to="loc_us-gaap_IncomeTaxAuthorityDomain_56D8B08127DC9F5966B69A2E9B58D4D3" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DomesticCountryMember" xlink:label="loc_us-gaap_DomesticCountryMember_B91AB32E18C277F7E9019A2E9B5880BD" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeTaxAuthorityDomain_56D8B08127DC9F5966B69A2E9B58D4D3" xlink:to="loc_us-gaap_DomesticCountryMember_B91AB32E18C277F7E9019A2E9B5880BD" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_StateAndLocalJurisdictionMember" xlink:label="loc_us-gaap_StateAndLocalJurisdictionMember_A3D7A4DBDB34790E07539A2E9B582BA1" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeTaxAuthorityDomain_56D8B08127DC9F5966B69A2E9B58D4D3" xlink:to="loc_us-gaap_StateAndLocalJurisdictionMember_A3D7A4DBDB34790E07539A2E9B582BA1" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ForeignCountryMember" xlink:label="loc_us-gaap_ForeignCountryMember_EDFAC9BC087C2AAED8869A2E9B5871A2" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeTaxAuthorityDomain_56D8B08127DC9F5966B69A2E9B58D4D3" xlink:to="loc_us-gaap_ForeignCountryMember_EDFAC9BC087C2AAED8869A2E9B5871A2" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_BusinessAcquisitionAxis" xlink:label="loc_us-gaap_BusinessAcquisitionAxis_DCDB7CF148F1F834BD089A2E9B5805A3" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_OperatingLossCarryforwardsTable_B3BF95C64796AACCFA739A2E9B58B5BF" xlink:to="loc_us-gaap_BusinessAcquisitionAxis_DCDB7CF148F1F834BD089A2E9B5805A3" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_BusinessAcquisitionAcquireeDomain" xlink:label="loc_us-gaap_BusinessAcquisitionAcquireeDomain_3C1163753E160DB701769A2E9B58B5F6_default" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_BusinessAcquisitionAxis_DCDB7CF148F1F834BD089A2E9B5805A3" xlink:to="loc_us-gaap_BusinessAcquisitionAcquireeDomain_3C1163753E160DB701769A2E9B58B5F6_default" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_BusinessAcquisitionAcquireeDomain" xlink:label="loc_us-gaap_BusinessAcquisitionAcquireeDomain_3C1163753E160DB701769A2E9B58B5F6" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_BusinessAcquisitionAxis_DCDB7CF148F1F834BD089A2E9B5805A3" xlink:to="loc_us-gaap_BusinessAcquisitionAcquireeDomain_3C1163753E160DB701769A2E9B58B5F6" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_ElpidaCompanyMember" xlink:label="loc_mu_ElpidaCompanyMember_5627020A64CF478B95949A2E9B599A85" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BusinessAcquisitionAcquireeDomain_3C1163753E160DB701769A2E9B58B5F6" xlink:to="loc_mu_ElpidaCompanyMember_5627020A64CF478B95949A2E9B599A85" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_OperatingLossCarryforwards" xlink:label="loc_us-gaap_OperatingLossCarryforwards_17270B679AA5E1585EE49A2E9B59094C" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_OperatingLossCarryforwardsLineItems_D41B12C6AF1B6D2F922C9A2E9B597047" xlink:to="loc_us-gaap_OperatingLossCarryforwards_17270B679AA5E1585EE49A2E9B59094C" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_OperatingLossCarryforwardsValuationAllowance" xlink:label="loc_us-gaap_OperatingLossCarryforwardsValuationAllowance_632ADC6135098F0D2F659A2E9B594F03" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_OperatingLossCarryforwardsLineItems_D41B12C6AF1B6D2F922C9A2E9B597047" xlink:to="loc_us-gaap_OperatingLossCarryforwardsValuationAllowance_632ADC6135098F0D2F659A2E9B594F03" xlink:type="arc" />
  </definitionLink>
  <definitionLink xlink:role="http://www.micron.com/role/IncomeTaxesTables" xlink:type="extended" />
  <definitionLink xlink:role="http://www.micron.com/role/IncomeTaxesTaxCreditCarryforwardsDetails3" xlink:type="extended">
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_TaxCreditCarryforwardLineItems" xlink:label="loc_us-gaap_TaxCreditCarryforwardLineItems_D2581573DAEB3F03C0FC9A2E9B852617" xlink:type="locator" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_TaxCreditCarryforwardTable" xlink:label="loc_us-gaap_TaxCreditCarryforwardTable_944ABD9B6DDFCE01BE039A2E9B85C629" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_TaxCreditCarryforwardLineItems_D2581573DAEB3F03C0FC9A2E9B852617" xlink:to="loc_us-gaap_TaxCreditCarryforwardTable_944ABD9B6DDFCE01BE039A2E9B85C629" xlink:type="arc" xbrldt:closed="true" xbrldt:contextElement="segment" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_TaxCreditCarryforwardAxis" xlink:label="loc_us-gaap_TaxCreditCarryforwardAxis_5ED75D3C0A330C0375D59A2E9B85A115" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_TaxCreditCarryforwardTable_944ABD9B6DDFCE01BE039A2E9B85C629" xlink:to="loc_us-gaap_TaxCreditCarryforwardAxis_5ED75D3C0A330C0375D59A2E9B85A115" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_TaxCreditCarryforwardNameDomain" xlink:label="loc_us-gaap_TaxCreditCarryforwardNameDomain_B7F0849A40AB686629FD9A2E9B859C4B_default" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_TaxCreditCarryforwardAxis_5ED75D3C0A330C0375D59A2E9B85A115" xlink:to="loc_us-gaap_TaxCreditCarryforwardNameDomain_B7F0849A40AB686629FD9A2E9B859C4B_default" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_TaxCreditCarryforwardNameDomain" xlink:label="loc_us-gaap_TaxCreditCarryforwardNameDomain_B7F0849A40AB686629FD9A2E9B859C4B" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_TaxCreditCarryforwardAxis_5ED75D3C0A330C0375D59A2E9B85A115" xlink:to="loc_us-gaap_TaxCreditCarryforwardNameDomain_B7F0849A40AB686629FD9A2E9B859C4B" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DomesticCountryMember" xlink:label="loc_us-gaap_DomesticCountryMember_36B8E3E15A84279D51919A2E9B8505EB" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_TaxCreditCarryforwardNameDomain_B7F0849A40AB686629FD9A2E9B859C4B" xlink:to="loc_us-gaap_DomesticCountryMember_36B8E3E15A84279D51919A2E9B8505EB" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_StateAndLocalJurisdictionMember" xlink:label="loc_us-gaap_StateAndLocalJurisdictionMember_1622F63229DA4D2D84A59A2E9B8544A8" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_TaxCreditCarryforwardNameDomain_B7F0849A40AB686629FD9A2E9B859C4B" xlink:to="loc_us-gaap_StateAndLocalJurisdictionMember_1622F63229DA4D2D84A59A2E9B8544A8" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_TaxCreditCarryforwardAmount" xlink:label="loc_us-gaap_TaxCreditCarryforwardAmount_BEA75EC152C37445FA2B9A2E9B8683C5" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_TaxCreditCarryforwardLineItems_D2581573DAEB3F03C0FC9A2E9B852617" xlink:to="loc_us-gaap_TaxCreditCarryforwardAmount_BEA75EC152C37445FA2B9A2E9B8683C5" xlink:type="arc" />
  </definitionLink>
  <definitionLink xlink:role="http://www.micron.com/role/IntangibleAssets" xlink:type="extended" />
  <definitionLink xlink:role="http://www.micron.com/role/IntangibleAssetsDetails" xlink:type="extended">
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsLineItems" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsLineItems_98BB4B2823F0DC37CEB5116AE0D4078C" xlink:type="locator" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ScheduleOfFiniteLivedIntangibleAssetsTable" xlink:label="loc_us-gaap_ScheduleOfFiniteLivedIntangibleAssetsTable_8C48432845761A06A519116AE0D360FD" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsLineItems_98BB4B2823F0DC37CEB5116AE0D4078C" xlink:to="loc_us-gaap_ScheduleOfFiniteLivedIntangibleAssetsTable_8C48432845761A06A519116AE0D360FD" xlink:type="arc" xbrldt:closed="true" xbrldt:contextElement="segment" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis_D8213A9E1115CA1923A5116AE0D31670" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfFiniteLivedIntangibleAssetsTable_8C48432845761A06A519116AE0D360FD" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis_D8213A9E1115CA1923A5116AE0D31670" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_0DA93B40B6971E061AB7116AE0D374EC_default" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis_D8213A9E1115CA1923A5116AE0D31670" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_0DA93B40B6971E061AB7116AE0D374EC_default" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_0DA93B40B6971E061AB7116AE0D374EC" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis_D8213A9E1115CA1923A5116AE0D31670" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_0DA93B40B6971E061AB7116AE0D374EC" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_TechnologyBasedIntangibleAssetsMember" xlink:label="loc_us-gaap_TechnologyBasedIntangibleAssetsMember_8B602939384F6163D968116AE0D4FF1D" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_0DA93B40B6971E061AB7116AE0D374EC" xlink:to="loc_us-gaap_TechnologyBasedIntangibleAssetsMember_8B602939384F6163D968116AE0D4FF1D" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_CustomerRelationshipsMember" xlink:label="loc_us-gaap_CustomerRelationshipsMember_DB7E347A9AF230D283A9116AE0D412BD" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_0DA93B40B6971E061AB7116AE0D374EC" xlink:to="loc_us-gaap_CustomerRelationshipsMember_DB7E347A9AF230D283A9116AE0D412BD" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_OtherIntangibleAssetsMember" xlink:label="loc_us-gaap_OtherIntangibleAssetsMember_74C80E6DC22518AEE70C116AE0D47597" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_0DA93B40B6971E061AB7116AE0D374EC" xlink:to="loc_us-gaap_OtherIntangibleAssetsMember_74C80E6DC22518AEE70C116AE0D47597" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsNetAbstract" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsNetAbstract_1831D7856A6B6F89539F116AE0D4B3E8" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsLineItems_98BB4B2823F0DC37CEB5116AE0D4078C" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsNetAbstract_1831D7856A6B6F89539F116AE0D4B3E8" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsGross" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsGross_D32CAE93D79970DC36D5116AE0D437E5" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsNetAbstract_1831D7856A6B6F89539F116AE0D4B3E8" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsGross_D32CAE93D79970DC36D5116AE0D437E5" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization_8E147B8A139C71F05B6D116AE0D47B28" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsNetAbstract_1831D7856A6B6F89539F116AE0D4B3E8" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsAccumulatedAmortization_8E147B8A139C71F05B6D116AE0D47B28" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_FiniteLivedIntangibleAssetsCostIncurredToPurchaseOrCreate" xlink:label="loc_mu_FiniteLivedIntangibleAssetsCostIncurredToPurchaseOrCreate_C4F16D8F551667A4DE24116AE0D43783" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsLineItems_98BB4B2823F0DC37CEB5116AE0D4078C" xlink:to="loc_mu_FiniteLivedIntangibleAssetsCostIncurredToPurchaseOrCreate_C4F16D8F551667A4DE24116AE0D43783" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_FiniteLivedIntangibleAssetsCapitalizedDuringPeriodWeightedAverageUsefulLife" xlink:label="loc_mu_FiniteLivedIntangibleAssetsCapitalizedDuringPeriodWeightedAverageUsefulLife_05E8A29F9B1AB8F5B54B116AE0D402C9" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsLineItems_98BB4B2823F0DC37CEB5116AE0D4078C" xlink:to="loc_mu_FiniteLivedIntangibleAssetsCapitalizedDuringPeriodWeightedAverageUsefulLife_05E8A29F9B1AB8F5B54B116AE0D402C9" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_AmortizationOfIntangibleAssets" xlink:label="loc_us-gaap_AmortizationOfIntangibleAssets_726F71B16CA00DC38739116AE0D40454" xlink:type="locator" />
    <definitionArc order="4" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsLineItems_98BB4B2823F0DC37CEB5116AE0D4078C" xlink:to="loc_us-gaap_AmortizationOfIntangibleAssets_726F71B16CA00DC38739116AE0D40454" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsFutureAmortizationExpenseAbstract" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsFutureAmortizationExpenseAbstract_FBE49FEAEAAAD1B88948116AE0D48084" xlink:type="locator" />
    <definitionArc order="5" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsLineItems_98BB4B2823F0DC37CEB5116AE0D4078C" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsFutureAmortizationExpenseAbstract_FBE49FEAEAAAD1B88948116AE0D48084" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths_7E5DDE4B58C7AF3121C7116AE0D43CC5" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsFutureAmortizationExpenseAbstract_FBE49FEAEAAAD1B88948116AE0D48084" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths_7E5DDE4B58C7AF3121C7116AE0D43CC5" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo_2A606C8027C1D72F5895116AE0D482DA" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsFutureAmortizationExpenseAbstract_FBE49FEAEAAAD1B88948116AE0D48084" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo_2A606C8027C1D72F5895116AE0D482DA" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearThree" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearThree_351F7F79A485A5A989AC116AE0D43C17" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsFutureAmortizationExpenseAbstract_FBE49FEAEAAAD1B88948116AE0D48084" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearThree_351F7F79A485A5A989AC116AE0D43C17" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFour" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFour_3BC7B0DD20632FA79812116AE0D49FD8" xlink:type="locator" />
    <definitionArc order="4" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsFutureAmortizationExpenseAbstract_FBE49FEAEAAAD1B88948116AE0D48084" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFour_3BC7B0DD20632FA79812116AE0D49FD8" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFive" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFive_B032A35325C6D9D9F7A3116AE0D45E9E" xlink:type="locator" />
    <definitionArc order="5" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsFutureAmortizationExpenseAbstract_FBE49FEAEAAAD1B88948116AE0D48084" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFive_B032A35325C6D9D9F7A3116AE0D45E9E" xlink:type="arc" />
  </definitionLink>
  <definitionLink xlink:role="http://www.micron.com/role/IntangibleAssetsTables" xlink:type="extended" />
  <definitionLink xlink:role="http://www.micron.com/role/Inventories" xlink:type="extended" />
  <definitionLink xlink:role="http://www.micron.com/role/InventoriesDetails" xlink:type="extended">
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_StatementLineItems" xlink:label="loc_us-gaap_StatementLineItems_324C3A56C2E0F57FC8D79A2E9AD685E2" xlink:type="locator" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_StatementTable" xlink:label="loc_us-gaap_StatementTable_4771C5373B8D2CFCFE769A2E9AD698E2" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_StatementLineItems_324C3A56C2E0F57FC8D79A2E9AD685E2" xlink:to="loc_us-gaap_StatementTable_4771C5373B8D2CFCFE769A2E9AD698E2" xlink:type="arc" xbrldt:closed="true" xbrldt:contextElement="segment" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_StatementScenarioAxis" xlink:label="loc_us-gaap_StatementScenarioAxis_2C68498E93B8B791EA419A2E9AD698FB" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_StatementTable_4771C5373B8D2CFCFE769A2E9AD698E2" xlink:to="loc_us-gaap_StatementScenarioAxis_2C68498E93B8B791EA419A2E9AD698FB" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ScenarioUnspecifiedDomain" xlink:label="loc_us-gaap_ScenarioUnspecifiedDomain_6E0AA0FDB273DCAC61619A2E9AD61860_default" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_StatementScenarioAxis_2C68498E93B8B791EA419A2E9AD698FB" xlink:to="loc_us-gaap_ScenarioUnspecifiedDomain_6E0AA0FDB273DCAC61619A2E9AD61860_default" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ScenarioUnspecifiedDomain" xlink:label="loc_us-gaap_ScenarioUnspecifiedDomain_6E0AA0FDB273DCAC61619A2E9AD61860" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_StatementScenarioAxis_2C68498E93B8B791EA419A2E9AD698FB" xlink:to="loc_us-gaap_ScenarioUnspecifiedDomain_6E0AA0FDB273DCAC61619A2E9AD61860" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_InventoryNetItemsNetOfReserveAlternativeAbstract" xlink:label="loc_us-gaap_InventoryNetItemsNetOfReserveAlternativeAbstract_F8BC6B5231140514D57D9A2E9AD672EA" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_324C3A56C2E0F57FC8D79A2E9AD685E2" xlink:to="loc_us-gaap_InventoryNetItemsNetOfReserveAlternativeAbstract_F8BC6B5231140514D57D9A2E9AD672EA" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_InventoryFinishedGoodsNetOfReserves" xlink:label="loc_us-gaap_InventoryFinishedGoodsNetOfReserves_1D90F7F1ECA456B13AA19A2E9AD65EC0" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_InventoryNetItemsNetOfReserveAlternativeAbstract_F8BC6B5231140514D57D9A2E9AD672EA" xlink:to="loc_us-gaap_InventoryFinishedGoodsNetOfReserves_1D90F7F1ECA456B13AA19A2E9AD65EC0" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_InventoryWorkInProcessNetOfReserves" xlink:label="loc_us-gaap_InventoryWorkInProcessNetOfReserves_81389C0CC9C4ECAD5EC29A2E9AD67B55" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_InventoryNetItemsNetOfReserveAlternativeAbstract_F8BC6B5231140514D57D9A2E9AD672EA" xlink:to="loc_us-gaap_InventoryWorkInProcessNetOfReserves_81389C0CC9C4ECAD5EC29A2E9AD67B55" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_InventoryRawMaterialsAndSuppliesNetOfReserves" xlink:label="loc_us-gaap_InventoryRawMaterialsAndSuppliesNetOfReserves_25CA7F85F787250B0D359A2E9AD65BEB" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_InventoryNetItemsNetOfReserveAlternativeAbstract_F8BC6B5231140514D57D9A2E9AD672EA" xlink:to="loc_us-gaap_InventoryRawMaterialsAndSuppliesNetOfReserves_25CA7F85F787250B0D359A2E9AD65BEB" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_InventoryNet" xlink:label="loc_us-gaap_InventoryNet_E5298EFB0D880DA4F9689A2E9AD67404" xlink:type="locator" />
    <definitionArc order="4" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_InventoryNetItemsNetOfReserveAlternativeAbstract_F8BC6B5231140514D57D9A2E9AD672EA" xlink:to="loc_us-gaap_InventoryNet_E5298EFB0D880DA4F9689A2E9AD67404" xlink:type="arc" />
  </definitionLink>
  <definitionLink xlink:role="http://www.micron.com/role/InventoriesTables" xlink:type="extended" />
  <definitionLink xlink:role="http://www.micron.com/role/Investments" xlink:type="extended" />
  <definitionLink xlink:role="http://www.micron.com/role/InvestmentsDetails" xlink:type="extended">
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ScheduleOfAvailableForSaleSecuritiesLineItems" xlink:label="loc_us-gaap_ScheduleOfAvailableForSaleSecuritiesLineItems_CB2E7C2C221C9677F6689A2E9A8B1009" xlink:type="locator" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ScheduleOfAvailableForSaleSecuritiesTable" xlink:label="loc_us-gaap_ScheduleOfAvailableForSaleSecuritiesTable_111E2F65851F3B5545F99A2E9A8B5D03" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_ScheduleOfAvailableForSaleSecuritiesLineItems_CB2E7C2C221C9677F6689A2E9A8B1009" xlink:to="loc_us-gaap_ScheduleOfAvailableForSaleSecuritiesTable_111E2F65851F3B5545F99A2E9A8B5D03" xlink:type="arc" xbrldt:closed="true" xbrldt:contextElement="segment" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis" xlink:label="loc_us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis_0208CF7E02789BF52DF49A2E9A8B1CE8" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfAvailableForSaleSecuritiesTable_111E2F65851F3B5545F99A2E9A8B5D03" xlink:to="loc_us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis_0208CF7E02789BF52DF49A2E9A8B1CE8" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_MajorTypesOfDebtAndEquitySecuritiesDomain" xlink:label="loc_us-gaap_MajorTypesOfDebtAndEquitySecuritiesDomain_1CBA3E6D945CA4337A4B9A2E9A8B9C15_default" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis_0208CF7E02789BF52DF49A2E9A8B1CE8" xlink:to="loc_us-gaap_MajorTypesOfDebtAndEquitySecuritiesDomain_1CBA3E6D945CA4337A4B9A2E9A8B9C15_default" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_MajorTypesOfDebtAndEquitySecuritiesDomain" xlink:label="loc_us-gaap_MajorTypesOfDebtAndEquitySecuritiesDomain_1CBA3E6D945CA4337A4B9A2E9A8B9C15" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_MajorTypesOfDebtAndEquitySecuritiesAxis_0208CF7E02789BF52DF49A2E9A8B1CE8" xlink:to="loc_us-gaap_MajorTypesOfDebtAndEquitySecuritiesDomain_1CBA3E6D945CA4337A4B9A2E9A8B9C15" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_MoneyMarketFundsMember" xlink:label="loc_us-gaap_MoneyMarketFundsMember_28AAD2E1AE70D4A44B9E9A2E9A8B4B2E" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_MajorTypesOfDebtAndEquitySecuritiesDomain_1CBA3E6D945CA4337A4B9A2E9A8B9C15" xlink:to="loc_us-gaap_MoneyMarketFundsMember_28AAD2E1AE70D4A44B9E9A2E9A8B4B2E" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_CorporateDebtSecuritiesMember" xlink:label="loc_us-gaap_CorporateDebtSecuritiesMember_774F4D7B133AC16E051E9A2E9A8B81EA" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_MajorTypesOfDebtAndEquitySecuritiesDomain_1CBA3E6D945CA4337A4B9A2E9A8B9C15" xlink:to="loc_us-gaap_CorporateDebtSecuritiesMember_774F4D7B133AC16E051E9A2E9A8B81EA" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_CertificatesOfDepositMember" xlink:label="loc_us-gaap_CertificatesOfDepositMember_A7C3BF92410F764A82999A2E9A8BE8D7" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_MajorTypesOfDebtAndEquitySecuritiesDomain_1CBA3E6D945CA4337A4B9A2E9A8B9C15" xlink:to="loc_us-gaap_CertificatesOfDepositMember_A7C3BF92410F764A82999A2E9A8BE8D7" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_SovereignDebtMember" xlink:label="loc_us-gaap_SovereignDebtMember_BFBCEC77EA5B3E8B70349A2E9A8B0DB8" xlink:type="locator" />
    <definitionArc order="4" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_MajorTypesOfDebtAndEquitySecuritiesDomain_1CBA3E6D945CA4337A4B9A2E9A8B9C15" xlink:to="loc_us-gaap_SovereignDebtMember_BFBCEC77EA5B3E8B70349A2E9A8B0DB8" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_AssetBackedSecuritiesMember" xlink:label="loc_us-gaap_AssetBackedSecuritiesMember_DF7F8BC69CE8B1FD2F289A2E9A8BE2C8" xlink:type="locator" />
    <definitionArc order="5" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_MajorTypesOfDebtAndEquitySecuritiesDomain_1CBA3E6D945CA4337A4B9A2E9A8B9C15" xlink:to="loc_us-gaap_AssetBackedSecuritiesMember_DF7F8BC69CE8B1FD2F289A2E9A8BE2C8" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_CommercialPaperMember" xlink:label="loc_us-gaap_CommercialPaperMember_7233C0EC6EF7C4049D409A2E9A8B908A" xlink:type="locator" />
    <definitionArc order="6" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_MajorTypesOfDebtAndEquitySecuritiesDomain_1CBA3E6D945CA4337A4B9A2E9A8B9C15" xlink:to="loc_us-gaap_CommercialPaperMember_7233C0EC6EF7C4049D409A2E9A8B908A" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_EquitySecuritiesMember" xlink:label="loc_us-gaap_EquitySecuritiesMember_3143F188469A1600089D9A2E9A8BBCF8" xlink:type="locator" />
    <definitionArc order="7" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_MajorTypesOfDebtAndEquitySecuritiesDomain_1CBA3E6D945CA4337A4B9A2E9A8B9C15" xlink:to="loc_us-gaap_EquitySecuritiesMember_3143F188469A1600089D9A2E9A8BBCF8" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_AvailableForSaleSecuritiesAmortizedCost" xlink:label="loc_us-gaap_AvailableForSaleSecuritiesAmortizedCost_2E30CA41F68E91B0DABC9A2E9A8B3560" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ScheduleOfAvailableForSaleSecuritiesLineItems_CB2E7C2C221C9677F6689A2E9A8B1009" xlink:to="loc_us-gaap_AvailableForSaleSecuritiesAmortizedCost_2E30CA41F68E91B0DABC9A2E9A8B3560" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_AvailableForSaleSecuritiesGrossUnrealizedGainAccumulatedInInvestments" xlink:label="loc_mu_AvailableForSaleSecuritiesGrossUnrealizedGainAccumulatedInInvestments_D6CECA96FE4619412FF69A2E9A8B0105" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ScheduleOfAvailableForSaleSecuritiesLineItems_CB2E7C2C221C9677F6689A2E9A8B1009" xlink:to="loc_mu_AvailableForSaleSecuritiesGrossUnrealizedGainAccumulatedInInvestments_D6CECA96FE4619412FF69A2E9A8B0105" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_AvailableForSaleSecuritiesGrossUnrealizedLossAccumulatedInInvestments" xlink:label="loc_mu_AvailableForSaleSecuritiesGrossUnrealizedLossAccumulatedInInvestments_6BFD460F849B9E125C3B9A2E9A8C9BA9" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ScheduleOfAvailableForSaleSecuritiesLineItems_CB2E7C2C221C9677F6689A2E9A8B1009" xlink:to="loc_mu_AvailableForSaleSecuritiesGrossUnrealizedLossAccumulatedInInvestments_6BFD460F849B9E125C3B9A2E9A8C9BA9" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_AvailableForSaleSecurities" xlink:label="loc_us-gaap_AvailableForSaleSecurities_5F08ACD381622F378A169A2E9A8CC59A" xlink:type="locator" />
    <definitionArc order="4" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ScheduleOfAvailableForSaleSecuritiesLineItems_CB2E7C2C221C9677F6689A2E9A8B1009" xlink:to="loc_us-gaap_AvailableForSaleSecurities_5F08ACD381622F378A169A2E9A8CC59A" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_OtherThanTemporaryImpairmentLossesInvestmentsPortionRecognizedInEarningsNetAvailableforsaleSecurities" xlink:label="loc_us-gaap_OtherThanTemporaryImpairmentLossesInvestmentsPortionRecognizedInEarningsNetAvailableforsaleSecurities_25630EEE9DC5C967A9059A2E9A8C0E80" xlink:type="locator" />
    <definitionArc order="5" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ScheduleOfAvailableForSaleSecuritiesLineItems_CB2E7C2C221C9677F6689A2E9A8B1009" xlink:to="loc_us-gaap_OtherThanTemporaryImpairmentLossesInvestmentsPortionRecognizedInEarningsNetAvailableforsaleSecurities_25630EEE9DC5C967A9059A2E9A8C0E80" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAmortizedCostAbstract" xlink:label="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAmortizedCostAbstract_E8888625A3197E4BD4759A2E9A8C015E" xlink:type="locator" />
    <definitionArc order="6" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ScheduleOfAvailableForSaleSecuritiesLineItems_CB2E7C2C221C9677F6689A2E9A8B1009" xlink:to="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAmortizedCostAbstract_E8888625A3197E4BD4759A2E9A8C015E" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithoutSingleMaturityDateAmortizedCost" xlink:label="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithoutSingleMaturityDateAmortizedCost_7E65CA2F7980EC8A1CF79A2E9A8C7261" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAmortizedCostAbstract_E8888625A3197E4BD4759A2E9A8C015E" xlink:to="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithoutSingleMaturityDateAmortizedCost_7E65CA2F7980EC8A1CF79A2E9A8C7261" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearAmortizedCost" xlink:label="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearAmortizedCost_0663E45BFDA208CA1FE39A2E9A8C69CC" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAmortizedCostAbstract_E8888625A3197E4BD4759A2E9A8C015E" xlink:to="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearAmortizedCost_0663E45BFDA208CA1FE39A2E9A8C69CC" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughTwoYearsAmortizedCost" xlink:label="loc_mu_AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughTwoYearsAmortizedCost_4C5F6F3B86766C359ACE9A2E9A8C16B3" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAmortizedCostAbstract_E8888625A3197E4BD4759A2E9A8C015E" xlink:to="loc_mu_AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughTwoYearsAmortizedCost_4C5F6F3B86766C359ACE9A2E9A8C16B3" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_AvailableForSaleSecuritiesDebtMaturitiesAfterTwoThroughFourYearsAmortizedCost" xlink:label="loc_mu_AvailableForSaleSecuritiesDebtMaturitiesAfterTwoThroughFourYearsAmortizedCost_1BFAE7DF0D63C229464B9A2E9A8C03CC" xlink:type="locator" />
    <definitionArc order="4" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAmortizedCostAbstract_E8888625A3197E4BD4759A2E9A8C015E" xlink:to="loc_mu_AvailableForSaleSecuritiesDebtMaturitiesAfterTwoThroughFourYearsAmortizedCost_1BFAE7DF0D63C229464B9A2E9A8C03CC" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_AvailableForSaleSecuritiesDebtMaturitiesAfterFourYearsAmortizedCost" xlink:label="loc_mu_AvailableForSaleSecuritiesDebtMaturitiesAfterFourYearsAmortizedCost_59D92BEC6CB59482E0A89A2E9A8C76FC" xlink:type="locator" />
    <definitionArc order="5" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAmortizedCostAbstract_E8888625A3197E4BD4759A2E9A8C015E" xlink:to="loc_mu_AvailableForSaleSecuritiesDebtMaturitiesAfterFourYearsAmortizedCost_59D92BEC6CB59482E0A89A2E9A8C76FC" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAmortizedCost" xlink:label="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAmortizedCost_5395B22CF0A78D5A7E099A2E9A8C3F0B" xlink:type="locator" />
    <definitionArc order="6" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAmortizedCostAbstract_E8888625A3197E4BD4759A2E9A8C015E" xlink:to="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesAmortizedCost_5395B22CF0A78D5A7E099A2E9A8C3F0B" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_AvailableForSaleSecuritiesDebtMaturitiesFairValueAbstract" xlink:label="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesFairValueAbstract_124E4FB2E45361DE121A9A2E9A8C04BC" xlink:type="locator" />
    <definitionArc order="7" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ScheduleOfAvailableForSaleSecuritiesLineItems_CB2E7C2C221C9677F6689A2E9A8B1009" xlink:to="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesFairValueAbstract_124E4FB2E45361DE121A9A2E9A8C04BC" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithoutSingleMaturityDateFairValue" xlink:label="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithoutSingleMaturityDateFairValue_90EAA5F29E84F63FB6599A2E9A8C2F0C" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesFairValueAbstract_124E4FB2E45361DE121A9A2E9A8C04BC" xlink:to="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithoutSingleMaturityDateFairValue_90EAA5F29E84F63FB6599A2E9A8C2F0C" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearFairValue" xlink:label="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearFairValue_3822E26B8ADB9D154C9C9A2E9A8CBBED" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesFairValueAbstract_124E4FB2E45361DE121A9A2E9A8C04BC" xlink:to="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesWithinOneYearFairValue_3822E26B8ADB9D154C9C9A2E9A8CBBED" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughTwoYearsFairValue" xlink:label="loc_mu_AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughTwoYearsFairValue_7FDBAE106739DEF0E1869A2E9A8CD632" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesFairValueAbstract_124E4FB2E45361DE121A9A2E9A8C04BC" xlink:to="loc_mu_AvailableForSaleSecuritiesDebtMaturitiesAfterOneThroughTwoYearsFairValue_7FDBAE106739DEF0E1869A2E9A8CD632" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_AvailableForSaleSecuritiesDebtMaturitiesAfterTwoThroughFourYearsFairValue" xlink:label="loc_mu_AvailableForSaleSecuritiesDebtMaturitiesAfterTwoThroughFourYearsFairValue_66D21676D8718C4561669A2E9A8C6146" xlink:type="locator" />
    <definitionArc order="4" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesFairValueAbstract_124E4FB2E45361DE121A9A2E9A8C04BC" xlink:to="loc_mu_AvailableForSaleSecuritiesDebtMaturitiesAfterTwoThroughFourYearsFairValue_66D21676D8718C4561669A2E9A8C6146" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_AvailableForSaleSecuritiesDebtMaturitiesAfterFourYearsFairValue" xlink:label="loc_mu_AvailableForSaleSecuritiesDebtMaturitiesAfterFourYearsFairValue_37915BD57A98E7F7D6529A2E9A8CF879" xlink:type="locator" />
    <definitionArc order="5" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesFairValueAbstract_124E4FB2E45361DE121A9A2E9A8C04BC" xlink:to="loc_mu_AvailableForSaleSecuritiesDebtMaturitiesAfterFourYearsFairValue_37915BD57A98E7F7D6529A2E9A8CF879" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_AvailableForSaleSecuritiesDebtSecurities" xlink:label="loc_us-gaap_AvailableForSaleSecuritiesDebtSecurities_3EB93D97D9887B85D5879A2E9A8C5AFD" xlink:type="locator" />
    <definitionArc order="6" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AvailableForSaleSecuritiesDebtMaturitiesFairValueAbstract_124E4FB2E45361DE121A9A2E9A8C04BC" xlink:to="loc_us-gaap_AvailableForSaleSecuritiesDebtSecurities_3EB93D97D9887B85D5879A2E9A8C5AFD" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_AvailableForSaleSecuritiesGrossRealizedGainLossAbstract" xlink:label="loc_us-gaap_AvailableForSaleSecuritiesGrossRealizedGainLossAbstract_472AB8265B5FA56997469A2E9A8CC4BE" xlink:type="locator" />
    <definitionArc order="8" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ScheduleOfAvailableForSaleSecuritiesLineItems_CB2E7C2C221C9677F6689A2E9A8B1009" xlink:to="loc_us-gaap_AvailableForSaleSecuritiesGrossRealizedGainLossAbstract_472AB8265B5FA56997469A2E9A8CC4BE" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesBeforeTax" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesBeforeTax_9D920C50F831F2F08BF09A2E9A8CE4CC" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AvailableForSaleSecuritiesGrossRealizedGainLossAbstract_472AB8265B5FA56997469A2E9A8CC4BE" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIForSaleOfSecuritiesBeforeTax_9D920C50F831F2F08BF09A2E9A8CE4CC" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_AvailableForSaleSecuritiesGrossRealizedGainsLossesSaleProceeds" xlink:label="loc_us-gaap_AvailableForSaleSecuritiesGrossRealizedGainsLossesSaleProceeds_B9055A39F42053F2CA459A2E9A8C620F" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AvailableForSaleSecuritiesGrossRealizedGainLossAbstract_472AB8265B5FA56997469A2E9A8CC4BE" xlink:to="loc_us-gaap_AvailableForSaleSecuritiesGrossRealizedGainsLossesSaleProceeds_B9055A39F42053F2CA459A2E9A8C620F" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_AvailableForSaleSecuritiesGrossRealizedGains" xlink:label="loc_us-gaap_AvailableForSaleSecuritiesGrossRealizedGains_A2353446F2CEFFEAADAD9A2E9A8C7EA8" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AvailableForSaleSecuritiesGrossRealizedGainLossAbstract_472AB8265B5FA56997469A2E9A8CC4BE" xlink:to="loc_us-gaap_AvailableForSaleSecuritiesGrossRealizedGains_A2353446F2CEFFEAADAD9A2E9A8C7EA8" xlink:type="arc" />
  </definitionLink>
  <definitionLink xlink:role="http://www.micron.com/role/InvestmentsTables" xlink:type="extended" />
  <definitionLink xlink:role="http://www.micron.com/role/OtherNonOperatingIncomeExpenseNetDetails" xlink:type="extended">
    <loc xlink:href="mu-20130829.xsd#mu_ComponentOfOtherIncomeExpenseNonoperatingLineItems" xlink:label="loc_mu_ComponentOfOtherIncomeExpenseNonoperatingLineItems_015945CE742DCF78F6639A2E9B893A09" xlink:type="locator" />
    <loc xlink:href="mu-20130829.xsd#mu_ComponentOfOtherIncomeExpenseNonoperatingTable" xlink:label="loc_mu_ComponentOfOtherIncomeExpenseNonoperatingTable_5ED284A0E0455CC52AAB9A2E9B899355" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_mu_ComponentOfOtherIncomeExpenseNonoperatingLineItems_015945CE742DCF78F6639A2E9B893A09" xlink:to="loc_mu_ComponentOfOtherIncomeExpenseNonoperatingTable_5ED284A0E0455CC52AAB9A2E9B899355" xlink:type="arc" xbrldt:closed="true" xbrldt:contextElement="segment" />
    <loc xlink:href="mu-20130829.xsd#mu_ComponentsOfOtherNonOperatingIncomeExpenseNetAxis" xlink:label="loc_mu_ComponentsOfOtherNonOperatingIncomeExpenseNetAxis_B1AB9DAFE7B60E0B5D0F9A2E9B89B7CB" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_mu_ComponentOfOtherIncomeExpenseNonoperatingTable_5ED284A0E0455CC52AAB9A2E9B899355" xlink:to="loc_mu_ComponentsOfOtherNonOperatingIncomeExpenseNetAxis_B1AB9DAFE7B60E0B5D0F9A2E9B89B7CB" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_ComponentsOfOtherNonoperatingIncomeExpenseNetDomain" xlink:label="loc_mu_ComponentsOfOtherNonoperatingIncomeExpenseNetDomain_3FA88A185A39CEE4BEE39A2E9B896326_default" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_mu_ComponentsOfOtherNonOperatingIncomeExpenseNetAxis_B1AB9DAFE7B60E0B5D0F9A2E9B89B7CB" xlink:to="loc_mu_ComponentsOfOtherNonoperatingIncomeExpenseNetDomain_3FA88A185A39CEE4BEE39A2E9B896326_default" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_ComponentsOfOtherNonoperatingIncomeExpenseNetDomain" xlink:label="loc_mu_ComponentsOfOtherNonoperatingIncomeExpenseNetDomain_3FA88A185A39CEE4BEE39A2E9B896326" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_mu_ComponentsOfOtherNonOperatingIncomeExpenseNetAxis_B1AB9DAFE7B60E0B5D0F9A2E9B89B7CB" xlink:to="loc_mu_ComponentsOfOtherNonoperatingIncomeExpenseNetDomain_3FA88A185A39CEE4BEE39A2E9B896326" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_DebtRestructureMember" xlink:label="loc_mu_DebtRestructureMember_42DF0140EA04E7D38CBC9A2E9B89287A" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_mu_ComponentsOfOtherNonoperatingIncomeExpenseNetDomain_3FA88A185A39CEE4BEE39A2E9B896326" xlink:to="loc_mu_DebtRestructureMember_42DF0140EA04E7D38CBC9A2E9B89287A" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_GuaranteeOfIndebtednessOfOthersMember" xlink:label="loc_us-gaap_GuaranteeOfIndebtednessOfOthersMember_8AECAF5E7A949242BC0E9A2E9B891690" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_mu_ComponentsOfOtherNonoperatingIncomeExpenseNetDomain_3FA88A185A39CEE4BEE39A2E9B896326" xlink:to="loc_us-gaap_GuaranteeOfIndebtednessOfOthersMember_8AECAF5E7A949242BC0E9A2E9B891690" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ForeignCurrencyTransactionGainLossBeforeTax" xlink:label="loc_us-gaap_ForeignCurrencyTransactionGainLossBeforeTax_3515CE58C98D10FCFE1D9A2E9B8951BA" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_mu_ComponentOfOtherIncomeExpenseNonoperatingLineItems_015945CE742DCF78F6639A2E9B893A09" xlink:to="loc_us-gaap_ForeignCurrencyTransactionGainLossBeforeTax_3515CE58C98D10FCFE1D9A2E9B8951BA" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_GainsLossesOnExtinguishmentOfDebt" xlink:label="loc_us-gaap_GainsLossesOnExtinguishmentOfDebt_EEE0B5C210BC6385AC469A2E9B895A88" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_mu_ComponentOfOtherIncomeExpenseNonoperatingLineItems_015945CE742DCF78F6639A2E9B893A09" xlink:to="loc_us-gaap_GainsLossesOnExtinguishmentOfDebt_EEE0B5C210BC6385AC469A2E9B895A88" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_GainLossOnInvestments" xlink:label="loc_us-gaap_GainLossOnInvestments_64E4AE73F3D91A68DB769A2E9B89C366" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_mu_ComponentOfOtherIncomeExpenseNonoperatingLineItems_015945CE742DCF78F6639A2E9B893A09" xlink:to="loc_us-gaap_GainLossOnInvestments_64E4AE73F3D91A68DB769A2E9B89C366" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_GainLossOnSaleOfPreviouslyUnissuedStockBySubsidiaryOrEquityInvesteeNonoperatingIncome" xlink:label="loc_us-gaap_GainLossOnSaleOfPreviouslyUnissuedStockBySubsidiaryOrEquityInvesteeNonoperatingIncome_8E720C0D9090E1D8DC2C9A2E9B8929AE" xlink:type="locator" />
    <definitionArc order="4" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_mu_ComponentOfOtherIncomeExpenseNonoperatingLineItems_015945CE742DCF78F6639A2E9B893A09" xlink:to="loc_us-gaap_GainLossOnSaleOfPreviouslyUnissuedStockBySubsidiaryOrEquityInvesteeNonoperatingIncome_8E720C0D9090E1D8DC2C9A2E9B8929AE" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_OtherOtherNonoperatingIncomeExpense" xlink:label="loc_mu_OtherOtherNonoperatingIncomeExpense_B297D3334AE051C270CE9A2E9B89BD30" xlink:type="locator" />
    <definitionArc order="5" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_mu_ComponentOfOtherIncomeExpenseNonoperatingLineItems_015945CE742DCF78F6639A2E9B893A09" xlink:to="loc_mu_OtherOtherNonoperatingIncomeExpense_B297D3334AE051C270CE9A2E9B89BD30" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_OtherNonoperatingIncomeExpense" xlink:label="loc_us-gaap_OtherNonoperatingIncomeExpense_DA71C2A227D121174C219A2E9B8ADB14" xlink:type="locator" />
    <definitionArc order="6" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_mu_ComponentOfOtherIncomeExpenseNonoperatingLineItems_015945CE742DCF78F6639A2E9B893A09" xlink:to="loc_us-gaap_OtherNonoperatingIncomeExpense_DA71C2A227D121174C219A2E9B8ADB14" xlink:type="arc" />
  </definitionLink>
  <definitionLink xlink:role="http://www.micron.com/role/OtherNonOperatingIncomeExpenseNetTables" xlink:type="extended" />
  <definitionLink xlink:role="http://www.micron.com/role/OtherNonOperatingIncomeNetOtherNonOperatingIncomeExpenseNet" xlink:type="extended" />
  <definitionLink xlink:role="http://www.micron.com/role/OtherOperatingIncomeExpenseNet" xlink:type="extended" />
  <definitionLink xlink:role="http://www.micron.com/role/OtherOperatingIncomeExpenseNetDetails" xlink:type="extended">
    <loc xlink:href="mu-20130829.xsd#mu_ComponentOfOperatingOtherIncomeAndExpenseNetLineItems" xlink:label="loc_mu_ComponentOfOperatingOtherIncomeAndExpenseNetLineItems_091AE3F1BA06286A9684117D413FC8A4" xlink:type="locator" />
    <loc xlink:href="mu-20130829.xsd#mu_ComponentOfOtherOperatingIncomeExpenseNetTable" xlink:label="loc_mu_ComponentOfOtherOperatingIncomeExpenseNetTable_DC955503E3E13313287A117D413EA617" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_mu_ComponentOfOperatingOtherIncomeAndExpenseNetLineItems_091AE3F1BA06286A9684117D413FC8A4" xlink:to="loc_mu_ComponentOfOtherOperatingIncomeExpenseNetTable_DC955503E3E13313287A117D413EA617" xlink:type="arc" xbrldt:closed="true" xbrldt:contextElement="segment" />
    <loc xlink:href="mu-20130829.xsd#mu_ComponentOfOtherOtherOperatingIncomeExpenseNetAxis" xlink:label="loc_mu_ComponentOfOtherOtherOperatingIncomeExpenseNetAxis_43514DAEC2B786FCAC18117D413EADBA" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_mu_ComponentOfOtherOperatingIncomeExpenseNetTable_DC955503E3E13313287A117D413EA617" xlink:to="loc_mu_ComponentOfOtherOtherOperatingIncomeExpenseNetAxis_43514DAEC2B786FCAC18117D413EADBA" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_ComponentsOfOtherOtherOperatingIncomeAndExpenseNetDomain" xlink:label="loc_mu_ComponentsOfOtherOtherOperatingIncomeAndExpenseNetDomain_F9D46B5FFED4B6F3C874117D413E9D4F_default" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_mu_ComponentOfOtherOtherOperatingIncomeExpenseNetAxis_43514DAEC2B786FCAC18117D413EADBA" xlink:to="loc_mu_ComponentsOfOtherOtherOperatingIncomeAndExpenseNetDomain_F9D46B5FFED4B6F3C874117D413E9D4F_default" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_ComponentsOfOtherOtherOperatingIncomeAndExpenseNetDomain" xlink:label="loc_mu_ComponentsOfOtherOtherOperatingIncomeAndExpenseNetDomain_F9D46B5FFED4B6F3C874117D413E9D4F" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_mu_ComponentOfOtherOtherOperatingIncomeExpenseNetAxis_43514DAEC2B786FCAC18117D413EADBA" xlink:to="loc_mu_ComponentsOfOtherOtherOperatingIncomeAndExpenseNetDomain_F9D46B5FFED4B6F3C874117D413E9D4F" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ContractTerminationMember" xlink:label="loc_us-gaap_ContractTerminationMember_CCEAEEEB771DD2F18BCC117D413F0777" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_mu_ComponentsOfOtherOtherOperatingIncomeAndExpenseNetDomain_F9D46B5FFED4B6F3C874117D413E9D4F" xlink:to="loc_us-gaap_ContractTerminationMember_CCEAEEEB771DD2F18BCC117D413F0777" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_ReceivableInConnectionWithCertainTaxMattersMember" xlink:label="loc_mu_ReceivableInConnectionWithCertainTaxMattersMember_ED7971937A5995331B7B117D413F3ED8" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_mu_ComponentsOfOtherOtherOperatingIncomeAndExpenseNetDomain_F9D46B5FFED4B6F3C874117D413E9D4F" xlink:to="loc_mu_ReceivableInConnectionWithCertainTaxMattersMember_ED7971937A5995331B7B117D413F3ED8" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_GainLossOnDispositionOfAssets" xlink:label="loc_us-gaap_GainLossOnDispositionOfAssets_420D626FF016D731480B117D413FE220" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_mu_ComponentOfOperatingOtherIncomeAndExpenseNetLineItems_091AE3F1BA06286A9684117D413FC8A4" xlink:to="loc_us-gaap_GainLossOnDispositionOfAssets_420D626FF016D731480B117D413FE220" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_GainOnPatentCrossLicenseAgreement" xlink:label="loc_mu_GainOnPatentCrossLicenseAgreement_AC4A0F0B7ACA7B1C3AC7117D413F849E" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_mu_ComponentOfOperatingOtherIncomeAndExpenseNetLineItems_091AE3F1BA06286A9684117D413FC8A4" xlink:to="loc_mu_GainOnPatentCrossLicenseAgreement_AC4A0F0B7ACA7B1C3AC7117D413F849E" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_OtherOtherOperatingIncomeExpenseNet" xlink:label="loc_mu_OtherOtherOperatingIncomeExpenseNet_8179C38B27137076D411117D413F457A" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_mu_ComponentOfOperatingOtherIncomeAndExpenseNetLineItems_091AE3F1BA06286A9684117D413FC8A4" xlink:to="loc_mu_OtherOtherOperatingIncomeExpenseNet_8179C38B27137076D411117D413F457A" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_OtherOperatingIncomeExpenseNet" xlink:label="loc_us-gaap_OtherOperatingIncomeExpenseNet_5AA474CC1E7AF1B6D258117D413F4DCC" xlink:type="locator" />
    <definitionArc order="4" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_mu_ComponentOfOperatingOtherIncomeAndExpenseNetLineItems_091AE3F1BA06286A9684117D413FC8A4" xlink:to="loc_us-gaap_OtherOperatingIncomeExpenseNet_5AA474CC1E7AF1B6D258117D413F4DCC" xlink:type="arc" />
  </definitionLink>
  <definitionLink xlink:role="http://www.micron.com/role/OtherOperatingIncomeExpenseNetTables" xlink:type="extended" />
  <definitionLink xlink:role="http://www.micron.com/role/ProductSales" xlink:type="extended" />
  <definitionLink xlink:role="http://www.micron.com/role/ProductSalesProductSalesDetails" xlink:type="extended">
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_EntityWideInformationRevenueFromExternalCustomerLineItems" xlink:label="loc_us-gaap_EntityWideInformationRevenueFromExternalCustomerLineItems_C4F441FCE260DD5983259A2E9C830014" xlink:type="locator" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ScheduleOfEntityWideInformationRevenueFromExternalCustomersByProductsAndServicesTable" xlink:label="loc_us-gaap_ScheduleOfEntityWideInformationRevenueFromExternalCustomersByProductsAndServicesTable_9A406F4F13DF7BFAAA639A2E9C830F27" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_EntityWideInformationRevenueFromExternalCustomerLineItems_C4F441FCE260DD5983259A2E9C830014" xlink:to="loc_us-gaap_ScheduleOfEntityWideInformationRevenueFromExternalCustomersByProductsAndServicesTable_9A406F4F13DF7BFAAA639A2E9C830F27" xlink:type="arc" xbrldt:closed="true" xbrldt:contextElement="segment" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ProductOrServiceAxis" xlink:label="loc_us-gaap_ProductOrServiceAxis_BEDC77A11CD6F18803799A2E9C839FEB" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfEntityWideInformationRevenueFromExternalCustomersByProductsAndServicesTable_9A406F4F13DF7BFAAA639A2E9C830F27" xlink:to="loc_us-gaap_ProductOrServiceAxis_BEDC77A11CD6F18803799A2E9C839FEB" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ProductsAndServicesDomain" xlink:label="loc_us-gaap_ProductsAndServicesDomain_CFCE55B5574DF3BCA0CE9A2E9C83CC96_default" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_ProductOrServiceAxis_BEDC77A11CD6F18803799A2E9C839FEB" xlink:to="loc_us-gaap_ProductsAndServicesDomain_CFCE55B5574DF3BCA0CE9A2E9C83CC96_default" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ProductsAndServicesDomain" xlink:label="loc_us-gaap_ProductsAndServicesDomain_CFCE55B5574DF3BCA0CE9A2E9C83CC96" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_ProductOrServiceAxis_BEDC77A11CD6F18803799A2E9C839FEB" xlink:to="loc_us-gaap_ProductsAndServicesDomain_CFCE55B5574DF3BCA0CE9A2E9C83CC96" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_DramMember" xlink:label="loc_mu_DramMember_3E3D1C81B76634C3BA209A2E9C835D75" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ProductsAndServicesDomain_CFCE55B5574DF3BCA0CE9A2E9C83CC96" xlink:to="loc_mu_DramMember_3E3D1C81B76634C3BA209A2E9C835D75" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_NandFlashMember" xlink:label="loc_mu_NandFlashMember_FDB4B00B7D9AD574DD039A2E9C830C08" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ProductsAndServicesDomain_CFCE55B5574DF3BCA0CE9A2E9C83CC96" xlink:to="loc_mu_NandFlashMember_FDB4B00B7D9AD574DD039A2E9C830C08" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_NorFlashMember" xlink:label="loc_mu_NorFlashMember_DA9600FC85D7447744B69A2E9C83EB3B" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ProductsAndServicesDomain_CFCE55B5574DF3BCA0CE9A2E9C83CC96" xlink:to="loc_mu_NorFlashMember_DA9600FC85D7447744B69A2E9C83EB3B" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_OtherProductSalesMember" xlink:label="loc_mu_OtherProductSalesMember_E5F05002FA5B8B176C099A2E9C83657D" xlink:type="locator" />
    <definitionArc order="4" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ProductsAndServicesDomain_CFCE55B5574DF3BCA0CE9A2E9C83CC96" xlink:to="loc_mu_OtherProductSalesMember_E5F05002FA5B8B176C099A2E9C83657D" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_SalesRevenueNet" xlink:label="loc_us-gaap_SalesRevenueNet_7F9B6BA0AA67DFF2C57A9A2E9C847A6F" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EntityWideInformationRevenueFromExternalCustomerLineItems_C4F441FCE260DD5983259A2E9C830014" xlink:to="loc_us-gaap_SalesRevenueNet_7F9B6BA0AA67DFF2C57A9A2E9C847A6F" xlink:type="arc" />
  </definitionLink>
  <definitionLink xlink:role="http://www.micron.com/role/ProductSalesProductSalesTables" xlink:type="extended" />
  <definitionLink xlink:role="http://www.micron.com/role/PropertyPlantAndEquipment" xlink:type="extended" />
  <definitionLink xlink:role="http://www.micron.com/role/PropertyPlantAndEquipmentDetails" xlink:type="extended">
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_PropertyPlantAndEquipmentLineItems" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentLineItems_661CF334554862FA011B9A2E9A98ED36" xlink:type="locator" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ScheduleOfPropertyPlantAndEquipmentTable" xlink:label="loc_us-gaap_ScheduleOfPropertyPlantAndEquipmentTable_E5067338E5F298A531299A2E9A98501C" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentLineItems_661CF334554862FA011B9A2E9A98ED36" xlink:to="loc_us-gaap_ScheduleOfPropertyPlantAndEquipmentTable_E5067338E5F298A531299A2E9A98501C" xlink:type="arc" xbrldt:closed="true" xbrldt:contextElement="segment" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_BalanceSheetLocationAxis" xlink:label="loc_us-gaap_BalanceSheetLocationAxis_F657F557630B0A568E9F9A2E9A98E221" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfPropertyPlantAndEquipmentTable_E5067338E5F298A531299A2E9A98501C" xlink:to="loc_us-gaap_BalanceSheetLocationAxis_F657F557630B0A568E9F9A2E9A98E221" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_BalanceSheetLocationDomain" xlink:label="loc_us-gaap_BalanceSheetLocationDomain_7FB52A5325BC22D6D79E9A2E9A987B4A_default" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_BalanceSheetLocationAxis_F657F557630B0A568E9F9A2E9A98E221" xlink:to="loc_us-gaap_BalanceSheetLocationDomain_7FB52A5325BC22D6D79E9A2E9A987B4A_default" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_BalanceSheetLocationDomain" xlink:label="loc_us-gaap_BalanceSheetLocationDomain_7FB52A5325BC22D6D79E9A2E9A987B4A" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_BalanceSheetLocationAxis_F657F557630B0A568E9F9A2E9A98E221" xlink:to="loc_us-gaap_BalanceSheetLocationDomain_7FB52A5325BC22D6D79E9A2E9A987B4A" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_OtherNoncurrentAssetsMember" xlink:label="loc_us-gaap_OtherNoncurrentAssetsMember_052717AB6A58D8E31D859A2E9A98EB80" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BalanceSheetLocationDomain_7FB52A5325BC22D6D79E9A2E9A987B4A" xlink:to="loc_us-gaap_OtherNoncurrentAssetsMember_052717AB6A58D8E31D859A2E9A98EB80" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_PropertyPlantAndEquipmentByTypeAxis" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentByTypeAxis_034F2D4E297D22C4F7F19A2E9A98FA4B" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfPropertyPlantAndEquipmentTable_E5067338E5F298A531299A2E9A98501C" xlink:to="loc_us-gaap_PropertyPlantAndEquipmentByTypeAxis_034F2D4E297D22C4F7F19A2E9A98FA4B" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_PropertyPlantAndEquipmentTypeDomain" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentTypeDomain_98C46BA081C1E8E6F4759A2E9A9887BC_default" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentByTypeAxis_034F2D4E297D22C4F7F19A2E9A98FA4B" xlink:to="loc_us-gaap_PropertyPlantAndEquipmentTypeDomain_98C46BA081C1E8E6F4759A2E9A9887BC_default" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_PropertyPlantAndEquipmentTypeDomain" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentTypeDomain_98C46BA081C1E8E6F4759A2E9A9887BC" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentByTypeAxis_034F2D4E297D22C4F7F19A2E9A98FA4B" xlink:to="loc_us-gaap_PropertyPlantAndEquipmentTypeDomain_98C46BA081C1E8E6F4759A2E9A9887BC" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_LandMember" xlink:label="loc_us-gaap_LandMember_54190BE3384FBB898C059A2E9A98F6B7" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentTypeDomain_98C46BA081C1E8E6F4759A2E9A9887BC" xlink:to="loc_us-gaap_LandMember_54190BE3384FBB898C059A2E9A98F6B7" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_BuildingAndBuildingImprovementsMember" xlink:label="loc_us-gaap_BuildingAndBuildingImprovementsMember_091ACF9894040CE725749A2E9A984D47" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentTypeDomain_98C46BA081C1E8E6F4759A2E9A9887BC" xlink:to="loc_us-gaap_BuildingAndBuildingImprovementsMember_091ACF9894040CE725749A2E9A984D47" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_EquipmentMember" xlink:label="loc_us-gaap_EquipmentMember_F40D1ACFF6442A83C2619A2E9A98752B" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentTypeDomain_98C46BA081C1E8E6F4759A2E9A9887BC" xlink:to="loc_us-gaap_EquipmentMember_F40D1ACFF6442A83C2619A2E9A98752B" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ConstructionInProgressMember" xlink:label="loc_us-gaap_ConstructionInProgressMember_3075EDDAC08D1BBA51549A2E9A98E87A" xlink:type="locator" />
    <definitionArc order="4" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentTypeDomain_98C46BA081C1E8E6F4759A2E9A9887BC" xlink:to="loc_us-gaap_ConstructionInProgressMember_3075EDDAC08D1BBA51549A2E9A98E87A" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_SoftwareAndSoftwareDevelopmentCostsMember" xlink:label="loc_us-gaap_SoftwareAndSoftwareDevelopmentCostsMember_FEEA6F10A602781C0E539A2E9A98E83F" xlink:type="locator" />
    <definitionArc order="5" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentTypeDomain_98C46BA081C1E8E6F4759A2E9A9887BC" xlink:to="loc_us-gaap_SoftwareAndSoftwareDevelopmentCostsMember_FEEA6F10A602781C0E539A2E9A98E83F" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_ProductionEquipmentAndBuildingsMember" xlink:label="loc_mu_ProductionEquipmentAndBuildingsMember_F78AF503F0D72F9B03179A2E9A988694" xlink:type="locator" />
    <definitionArc order="6" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentTypeDomain_98C46BA081C1E8E6F4759A2E9A9887BC" xlink:to="loc_mu_ProductionEquipmentAndBuildingsMember_F78AF503F0D72F9B03179A2E9A988694" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_PropertyPlantAndEquipmentBySubtypeAxis" xlink:label="loc_mu_PropertyPlantAndEquipmentBySubtypeAxis_C6AFD15101EC70E7A2429A2E9A9879E0" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfPropertyPlantAndEquipmentTable_E5067338E5F298A531299A2E9A98501C" xlink:to="loc_mu_PropertyPlantAndEquipmentBySubtypeAxis_C6AFD15101EC70E7A2429A2E9A9879E0" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_PropertyPlantAndEquipmentSubtypeDomain" xlink:label="loc_mu_PropertyPlantAndEquipmentSubtypeDomain_DF40C7CBD253A59305749A2E9A98C830_default" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_mu_PropertyPlantAndEquipmentBySubtypeAxis_C6AFD15101EC70E7A2429A2E9A9879E0" xlink:to="loc_mu_PropertyPlantAndEquipmentSubtypeDomain_DF40C7CBD253A59305749A2E9A98C830_default" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_PropertyPlantAndEquipmentSubtypeDomain" xlink:label="loc_mu_PropertyPlantAndEquipmentSubtypeDomain_DF40C7CBD253A59305749A2E9A98C830" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_mu_PropertyPlantAndEquipmentBySubtypeAxis_C6AFD15101EC70E7A2429A2E9A9879E0" xlink:to="loc_mu_PropertyPlantAndEquipmentSubtypeDomain_DF40C7CBD253A59305749A2E9A98C830" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_AssetsHeldUnderCapitalLeasesMember" xlink:label="loc_us-gaap_AssetsHeldUnderCapitalLeasesMember_46A7FBFB03BECD2354B59A2E9A98D75B" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_mu_PropertyPlantAndEquipmentSubtypeDomain_DF40C7CBD253A59305749A2E9A98C830" xlink:to="loc_us-gaap_AssetsHeldUnderCapitalLeasesMember_46A7FBFB03BECD2354B59A2E9A98D75B" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_PropertyPlantAndEquipmentNetByTypeAbstract" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentNetByTypeAbstract_72B3DB47F8052E6A2DCD9A2E9A9838D4" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentLineItems_661CF334554862FA011B9A2E9A98ED36" xlink:to="loc_us-gaap_PropertyPlantAndEquipmentNetByTypeAbstract_72B3DB47F8052E6A2DCD9A2E9A9838D4" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_PropertyPlantAndEquipmentGross" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentGross_E5C567EBB4087BEB52A69A2E9A997FF3" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentNetByTypeAbstract_72B3DB47F8052E6A2DCD9A2E9A9838D4" xlink:to="loc_us-gaap_PropertyPlantAndEquipmentGross_E5C567EBB4087BEB52A69A2E9A997FF3" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment" xlink:label="loc_us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment_8DFCA74051ADB1BB64779A2E9A99128B" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentNetByTypeAbstract_72B3DB47F8052E6A2DCD9A2E9A9838D4" xlink:to="loc_us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment_8DFCA74051ADB1BB64779A2E9A99128B" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_PropertyPlantAndEquipmentNet" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentNet_617B25DAF854E587C0969A2E9A99112A" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentNetByTypeAbstract_72B3DB47F8052E6A2DCD9A2E9A9838D4" xlink:to="loc_us-gaap_PropertyPlantAndEquipmentNet_617B25DAF854E587C0969A2E9A99112A" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DepreciationAbstract" xlink:label="loc_us-gaap_DepreciationAbstract_FCC65EF67A59F61C86E29A2E9A99D140" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentLineItems_661CF334554862FA011B9A2E9A98ED36" xlink:to="loc_us-gaap_DepreciationAbstract_FCC65EF67A59F61C86E29A2E9A99D140" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_Depreciation" xlink:label="loc_us-gaap_Depreciation_4E4E0EE72BD1BE3C1C079A2E9A99EEB8" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DepreciationAbstract_FCC65EF67A59F61C86E29A2E9A99D140" xlink:to="loc_us-gaap_Depreciation_4E4E0EE72BD1BE3C1C079A2E9A99EEB8" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_PropertyPlantAndEquipmentAssetsHeldForSaleDisclosureAbstract" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentAssetsHeldForSaleDisclosureAbstract_886BC42E22068A1F48E39A2E9A995315" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentLineItems_661CF334554862FA011B9A2E9A98ED36" xlink:to="loc_us-gaap_PropertyPlantAndEquipmentAssetsHeldForSaleDisclosureAbstract_886BC42E22068A1F48E39A2E9A995315" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_AssetsHeldForSaleLongLived" xlink:label="loc_us-gaap_AssetsHeldForSaleLongLived_5D17FB7178A14BCA25089A2E9A99412B" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentAssetsHeldForSaleDisclosureAbstract_886BC42E22068A1F48E39A2E9A995315" xlink:to="loc_us-gaap_AssetsHeldForSaleLongLived_5D17FB7178A14BCA25089A2E9A99412B" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_InventoryRealEstateLandAndLandDevelopmentCosts" xlink:label="loc_us-gaap_InventoryRealEstateLandAndLandDevelopmentCosts_5A875E2C9863A059B4699A2E9A995FD3" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentAssetsHeldForSaleDisclosureAbstract_886BC42E22068A1F48E39A2E9A995315" xlink:to="loc_us-gaap_InventoryRealEstateLandAndLandDevelopmentCosts_5A875E2C9863A059B4699A2E9A995FD3" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DebtInstrumentCollateralAmount" xlink:label="loc_us-gaap_DebtInstrumentCollateralAmount_CBE106A5AAE576E3EADA9A2E9A99EEAC" xlink:type="locator" />
    <definitionArc order="4" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentLineItems_661CF334554862FA011B9A2E9A98ED36" xlink:to="loc_us-gaap_DebtInstrumentCollateralAmount_CBE106A5AAE576E3EADA9A2E9A99EEAC" xlink:type="arc" />
  </definitionLink>
  <definitionLink xlink:role="http://www.micron.com/role/PropertyPlantAndEquipmentTables" xlink:type="extended" />
  <definitionLink xlink:role="http://www.micron.com/role/QuarterlyFinancialInformation" xlink:type="extended" />
  <definitionLink xlink:role="http://www.micron.com/role/QuarterlyFinancialInformationDetails" xlink:type="extended">
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_StatementLineItems" xlink:label="loc_us-gaap_StatementLineItems_E1F42B79F4A7D76670239A2E9B6328A4" xlink:type="locator" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_StatementTable" xlink:label="loc_us-gaap_StatementTable_97BD0A38C7019D1394F29A2E9B620A3B" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_StatementLineItems_E1F42B79F4A7D76670239A2E9B6328A4" xlink:to="loc_us-gaap_StatementTable_97BD0A38C7019D1394F29A2E9B620A3B" xlink:type="arc" xbrldt:closed="true" xbrldt:contextElement="segment" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_HedgingDesignationAxis" xlink:label="loc_us-gaap_HedgingDesignationAxis_B318E5337D4DB09E1F159A2E9B62CC30" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_StatementTable_97BD0A38C7019D1394F29A2E9B620A3B" xlink:to="loc_us-gaap_HedgingDesignationAxis_B318E5337D4DB09E1F159A2E9B62CC30" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_HedgingDesignationDomain" xlink:label="loc_us-gaap_HedgingDesignationDomain_992B2E379683A48AFA4D9A2E9B627676_default" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_HedgingDesignationAxis_B318E5337D4DB09E1F159A2E9B62CC30" xlink:to="loc_us-gaap_HedgingDesignationDomain_992B2E379683A48AFA4D9A2E9B627676_default" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_HedgingDesignationDomain" xlink:label="loc_us-gaap_HedgingDesignationDomain_992B2E379683A48AFA4D9A2E9B627676" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_HedgingDesignationAxis_B318E5337D4DB09E1F159A2E9B62CC30" xlink:to="loc_us-gaap_HedgingDesignationDomain_992B2E379683A48AFA4D9A2E9B627676" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_NondesignatedMember" xlink:label="loc_us-gaap_NondesignatedMember_6C4D8D3B62583D3FCC3C9A2E9B62BD58" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_HedgingDesignationDomain_992B2E379683A48AFA4D9A2E9B627676" xlink:to="loc_us-gaap_NondesignatedMember_6C4D8D3B62583D3FCC3C9A2E9B62BD58" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_BusinessAcquisitionAxis" xlink:label="loc_us-gaap_BusinessAcquisitionAxis_11EE9FAD2DBBACB734D99A2E9B6290C8" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_StatementTable_97BD0A38C7019D1394F29A2E9B620A3B" xlink:to="loc_us-gaap_BusinessAcquisitionAxis_11EE9FAD2DBBACB734D99A2E9B6290C8" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_BusinessAcquisitionAcquireeDomain" xlink:label="loc_us-gaap_BusinessAcquisitionAcquireeDomain_30AB2874924171A7FE6C9A2E9B62B598_default" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_BusinessAcquisitionAxis_11EE9FAD2DBBACB734D99A2E9B6290C8" xlink:to="loc_us-gaap_BusinessAcquisitionAcquireeDomain_30AB2874924171A7FE6C9A2E9B62B598_default" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_BusinessAcquisitionAcquireeDomain" xlink:label="loc_us-gaap_BusinessAcquisitionAcquireeDomain_30AB2874924171A7FE6C9A2E9B62B598" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_BusinessAcquisitionAxis_11EE9FAD2DBBACB734D99A2E9B6290C8" xlink:to="loc_us-gaap_BusinessAcquisitionAcquireeDomain_30AB2874924171A7FE6C9A2E9B62B598" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_ElpidaCompanyMember" xlink:label="loc_mu_ElpidaCompanyMember_D083A607944FEC6255439A2E9B623A99" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BusinessAcquisitionAcquireeDomain_30AB2874924171A7FE6C9A2E9B62B598" xlink:to="loc_mu_ElpidaCompanyMember_D083A607944FEC6255439A2E9B623A99" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis" xlink:label="loc_us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis_0B253A95E69A3F14ED6D9A2E9B62B496" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_StatementTable_97BD0A38C7019D1394F29A2E9B620A3B" xlink:to="loc_us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis_0B253A95E69A3F14ED6D9A2E9B62B496" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_EquityMethodInvesteeNameDomain" xlink:label="loc_us-gaap_EquityMethodInvesteeNameDomain_8C2040584B2360FBAB9A9A2E9B62C1E8_default" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis_0B253A95E69A3F14ED6D9A2E9B62B496" xlink:to="loc_us-gaap_EquityMethodInvesteeNameDomain_8C2040584B2360FBAB9A9A2E9B62C1E8_default" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_EquityMethodInvesteeNameDomain" xlink:label="loc_us-gaap_EquityMethodInvesteeNameDomain_8C2040584B2360FBAB9A9A2E9B62C1E8" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis_0B253A95E69A3F14ED6D9A2E9B62B496" xlink:to="loc_us-gaap_EquityMethodInvesteeNameDomain_8C2040584B2360FBAB9A9A2E9B62C1E8" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_InoteraMember" xlink:label="loc_mu_InoteraMember_63D109FEDEF95AB20E1C9A2E9B626C37" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EquityMethodInvesteeNameDomain_8C2040584B2360FBAB9A9A2E9B62C1E8" xlink:to="loc_mu_InoteraMember_63D109FEDEF95AB20E1C9A2E9B626C37" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_TransformMember" xlink:label="loc_mu_TransformMember_21717C8242E78563814E9A2E9B621F27" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EquityMethodInvesteeNameDomain_8C2040584B2360FBAB9A9A2E9B62C1E8" xlink:to="loc_mu_TransformMember_21717C8242E78563814E9A2E9B621F27" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_LossContingenciesByNatureOfContingencyAxis" xlink:label="loc_us-gaap_LossContingenciesByNatureOfContingencyAxis_5CE324A23AE55A17E8369A2E9B6241CA" xlink:type="locator" />
    <definitionArc order="4" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_StatementTable_97BD0A38C7019D1394F29A2E9B620A3B" xlink:to="loc_us-gaap_LossContingenciesByNatureOfContingencyAxis_5CE324A23AE55A17E8369A2E9B6241CA" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_LossContingencyNatureDomain" xlink:label="loc_us-gaap_LossContingencyNatureDomain_88B1936772C2B329098F9A2E9B633CBE_default" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_LossContingenciesByNatureOfContingencyAxis_5CE324A23AE55A17E8369A2E9B6241CA" xlink:to="loc_us-gaap_LossContingencyNatureDomain_88B1936772C2B329098F9A2E9B633CBE_default" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_LossContingencyNatureDomain" xlink:label="loc_us-gaap_LossContingencyNatureDomain_88B1936772C2B329098F9A2E9B633CBE" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_LossContingenciesByNatureOfContingencyAxis_5CE324A23AE55A17E8369A2E9B6241CA" xlink:to="loc_us-gaap_LossContingencyNatureDomain_88B1936772C2B329098F9A2E9B633CBE" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_AntitrustMattersMember" xlink:label="loc_mu_AntitrustMattersMember_972FD61210A1470D97479A2E9B635F5E" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LossContingencyNatureDomain_88B1936772C2B329098F9A2E9B633CBE" xlink:to="loc_mu_AntitrustMattersMember_972FD61210A1470D97479A2E9B635F5E" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_LitigationCaseAxis" xlink:label="loc_us-gaap_LitigationCaseAxis_BB0BB7540F51523481AD9A2E9B6341C0" xlink:type="locator" />
    <definitionArc order="5" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_StatementTable_97BD0A38C7019D1394F29A2E9B620A3B" xlink:to="loc_us-gaap_LitigationCaseAxis_BB0BB7540F51523481AD9A2E9B6341C0" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_LitigationCaseTypeDomain" xlink:label="loc_us-gaap_LitigationCaseTypeDomain_C14758D816ACEBF49CDD9A2E9B6385BC_default" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_LitigationCaseAxis_BB0BB7540F51523481AD9A2E9B6341C0" xlink:to="loc_us-gaap_LitigationCaseTypeDomain_C14758D816ACEBF49CDD9A2E9B6385BC_default" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_LitigationCaseTypeDomain" xlink:label="loc_us-gaap_LitigationCaseTypeDomain_C14758D816ACEBF49CDD9A2E9B6385BC" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_LitigationCaseAxis_BB0BB7540F51523481AD9A2E9B6341C0" xlink:to="loc_us-gaap_LitigationCaseTypeDomain_C14758D816ACEBF49CDD9A2E9B6385BC" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_OracleDramPriceFixingSuitMember" xlink:label="loc_mu_OracleDramPriceFixingSuitMember_F0D8D36A613640B2D1149A2E9B6364A7" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LitigationCaseTypeDomain_C14758D816ACEBF49CDD9A2E9B6385BC" xlink:to="loc_mu_OracleDramPriceFixingSuitMember_F0D8D36A613640B2D1149A2E9B6364A7" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_IncomeTaxesAxis" xlink:label="loc_mu_IncomeTaxesAxis_0CFAFC799AA22D24D3FA9A2E9B633B3B" xlink:type="locator" />
    <definitionArc order="6" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_StatementTable_97BD0A38C7019D1394F29A2E9B620A3B" xlink:to="loc_mu_IncomeTaxesAxis_0CFAFC799AA22D24D3FA9A2E9B633B3B" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_IncomeTaxesDomain" xlink:label="loc_mu_IncomeTaxesDomain_71C1A250032E4EDF5E389A2E9B6343F9_default" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_mu_IncomeTaxesAxis_0CFAFC799AA22D24D3FA9A2E9B633B3B" xlink:to="loc_mu_IncomeTaxesDomain_71C1A250032E4EDF5E389A2E9B6343F9_default" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_IncomeTaxesDomain" xlink:label="loc_mu_IncomeTaxesDomain_71C1A250032E4EDF5E389A2E9B6343F9" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_mu_IncomeTaxesAxis_0CFAFC799AA22D24D3FA9A2E9B633B3B" xlink:to="loc_mu_IncomeTaxesDomain_71C1A250032E4EDF5E389A2E9B6343F9" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_TaxBenefitsResultingFromFavorableResolutionOfPriorPeriodTaxPositionsMember" xlink:label="loc_mu_TaxBenefitsResultingFromFavorableResolutionOfPriorPeriodTaxPositionsMember_D69219212C34135CA7439A2E9B6345F8" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_mu_IncomeTaxesDomain_71C1A250032E4EDF5E389A2E9B6343F9" xlink:to="loc_mu_TaxBenefitsResultingFromFavorableResolutionOfPriorPeriodTaxPositionsMember_D69219212C34135CA7439A2E9B6345F8" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_SalesRevenueNet" xlink:label="loc_us-gaap_SalesRevenueNet_6AA30212F49E458D0B919A2E9B6316F3" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_E1F42B79F4A7D76670239A2E9B6328A4" xlink:to="loc_us-gaap_SalesRevenueNet_6AA30212F49E458D0B919A2E9B6316F3" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_GrossProfit" xlink:label="loc_us-gaap_GrossProfit_CBA33A6459DFCE14DA649A2E9B6340DA" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_E1F42B79F4A7D76670239A2E9B6328A4" xlink:to="loc_us-gaap_GrossProfit_CBA33A6459DFCE14DA649A2E9B6340DA" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_OperatingIncomeLoss" xlink:label="loc_us-gaap_OperatingIncomeLoss_F853D4B74D502C9AA8179A2E9B6379FD" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_E1F42B79F4A7D76670239A2E9B6328A4" xlink:to="loc_us-gaap_OperatingIncomeLoss_F853D4B74D502C9AA8179A2E9B6379FD" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ProfitLoss" xlink:label="loc_us-gaap_ProfitLoss_374FA4CEFEA759674CAB9A2E9B63DEE8" xlink:type="locator" />
    <definitionArc order="4" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_E1F42B79F4A7D76670239A2E9B6328A4" xlink:to="loc_us-gaap_ProfitLoss_374FA4CEFEA759674CAB9A2E9B63DEE8" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_NetIncomeLoss" xlink:label="loc_us-gaap_NetIncomeLoss_365D067D14503C5355CE9A2E9B637EFA" xlink:type="locator" />
    <definitionArc order="5" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_E1F42B79F4A7D76670239A2E9B6328A4" xlink:to="loc_us-gaap_NetIncomeLoss_365D067D14503C5355CE9A2E9B637EFA" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_EarningsPerShareAbstract" xlink:label="loc_us-gaap_EarningsPerShareAbstract_3D4B6C2D3668C6F1F0379A2E9B633B6F" xlink:type="locator" />
    <definitionArc order="6" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_E1F42B79F4A7D76670239A2E9B6328A4" xlink:to="loc_us-gaap_EarningsPerShareAbstract_3D4B6C2D3668C6F1F0379A2E9B633B6F" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_EarningsPerShareBasic" xlink:label="loc_us-gaap_EarningsPerShareBasic_CAC22DD167C7919EBE159A2E9B648C07" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EarningsPerShareAbstract_3D4B6C2D3668C6F1F0379A2E9B633B6F" xlink:to="loc_us-gaap_EarningsPerShareBasic_CAC22DD167C7919EBE159A2E9B648C07" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_EarningsPerShareDiluted" xlink:label="loc_us-gaap_EarningsPerShareDiluted_E7BD7081E17FF2BAF4CA9A2E9B64F4D8" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EarningsPerShareAbstract_3D4B6C2D3668C6F1F0379A2E9B633B6F" xlink:to="loc_us-gaap_EarningsPerShareDiluted_E7BD7081E17FF2BAF4CA9A2E9B64F4D8" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_SelectedQuarterlyFinancialInformationAbstract" xlink:label="loc_us-gaap_SelectedQuarterlyFinancialInformationAbstract_44133ADC7EAB14FAC0D29A2E9B645D94" xlink:type="locator" />
    <definitionArc order="7" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_E1F42B79F4A7D76670239A2E9B6328A4" xlink:to="loc_us-gaap_SelectedQuarterlyFinancialInformationAbstract_44133ADC7EAB14FAC0D29A2E9B645D94" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_BusinessCombinationBargainPurchaseGainRecognizedAmount" xlink:label="loc_us-gaap_BusinessCombinationBargainPurchaseGainRecognizedAmount_BDF3F480F12DACE8E2659A2E9B64D7A6" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SelectedQuarterlyFinancialInformationAbstract_44133ADC7EAB14FAC0D29A2E9B645D94" xlink:to="loc_us-gaap_BusinessCombinationBargainPurchaseGainRecognizedAmount_BDF3F480F12DACE8E2659A2E9B64D7A6" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_GainLossOnSaleOfPreviouslyUnissuedStockBySubsidiaryOrEquityInvesteeNonoperatingIncome" xlink:label="loc_us-gaap_GainLossOnSaleOfPreviouslyUnissuedStockBySubsidiaryOrEquityInvesteeNonoperatingIncome_A74AF7757C67E3EB92CA9A2E9B64A6F3" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SelectedQuarterlyFinancialInformationAbstract_44133ADC7EAB14FAC0D29A2E9B645D94" xlink:to="loc_us-gaap_GainLossOnSaleOfPreviouslyUnissuedStockBySubsidiaryOrEquityInvesteeNonoperatingIncome_A74AF7757C67E3EB92CA9A2E9B64A6F3" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_SaleOfStockPercentageOfOwnershipBeforeTransaction" xlink:label="loc_us-gaap_SaleOfStockPercentageOfOwnershipBeforeTransaction_AA2F73DE463DC07D26A29A2E9B643C2D" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SelectedQuarterlyFinancialInformationAbstract_44133ADC7EAB14FAC0D29A2E9B645D94" xlink:to="loc_us-gaap_SaleOfStockPercentageOfOwnershipBeforeTransaction_AA2F73DE463DC07D26A29A2E9B643C2D" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_SaleOfStockPercentageOfOwnershipAfterTransaction" xlink:label="loc_us-gaap_SaleOfStockPercentageOfOwnershipAfterTransaction_950BBE8C5DDBA9B4D3B99A2E9B640ABE" xlink:type="locator" />
    <definitionArc order="4" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SelectedQuarterlyFinancialInformationAbstract_44133ADC7EAB14FAC0D29A2E9B645D94" xlink:to="loc_us-gaap_SaleOfStockPercentageOfOwnershipAfterTransaction_950BBE8C5DDBA9B4D3B99A2E9B640ABE" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DerivativeGainLossOnDerivativeNet" xlink:label="loc_us-gaap_DerivativeGainLossOnDerivativeNet_A65116D3C459C2DE7C689A2E9B647A20" xlink:type="locator" />
    <definitionArc order="5" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SelectedQuarterlyFinancialInformationAbstract_44133ADC7EAB14FAC0D29A2E9B645D94" xlink:to="loc_us-gaap_DerivativeGainLossOnDerivativeNet_A65116D3C459C2DE7C689A2E9B647A20" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_DiameterOfWaferUsedInProduction" xlink:label="loc_mu_DiameterOfWaferUsedInProduction_4622C013CC56CE6FE77D9A2E9B647D20" xlink:type="locator" />
    <definitionArc order="6" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SelectedQuarterlyFinancialInformationAbstract_44133ADC7EAB14FAC0D29A2E9B645D94" xlink:to="loc_mu_DiameterOfWaferUsedInProduction_4622C013CC56CE6FE77D9A2E9B647D20" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_RestructuringSettlementAndImpairmentProvisions" xlink:label="loc_us-gaap_RestructuringSettlementAndImpairmentProvisions_FBC1DB7DDA01265DE1339A2E9B64B42C" xlink:type="locator" />
    <definitionArc order="7" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SelectedQuarterlyFinancialInformationAbstract_44133ADC7EAB14FAC0D29A2E9B645D94" xlink:to="loc_us-gaap_RestructuringSettlementAndImpairmentProvisions_FBC1DB7DDA01265DE1339A2E9B64B42C" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_GainsLossesOnExtinguishmentOfDebt" xlink:label="loc_us-gaap_GainsLossesOnExtinguishmentOfDebt_934F6B3E32FD11FF34679A2E9B64B325" xlink:type="locator" />
    <definitionArc order="8" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SelectedQuarterlyFinancialInformationAbstract_44133ADC7EAB14FAC0D29A2E9B645D94" xlink:to="loc_us-gaap_GainsLossesOnExtinguishmentOfDebt_934F6B3E32FD11FF34679A2E9B64B325" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_EquityMethodInvestmentOtherThanTemporaryImpairment" xlink:label="loc_us-gaap_EquityMethodInvestmentOtherThanTemporaryImpairment_0F54FB063ABC1643D9059A2E9B640A45" xlink:type="locator" />
    <definitionArc order="9" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SelectedQuarterlyFinancialInformationAbstract_44133ADC7EAB14FAC0D29A2E9B645D94" xlink:to="loc_us-gaap_EquityMethodInvestmentOtherThanTemporaryImpairment_0F54FB063ABC1643D9059A2E9B640A45" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_LitigationSettlementExpense" xlink:label="loc_us-gaap_LitigationSettlementExpense_F1076EC6251C868694369A2E9B64E375" xlink:type="locator" />
    <definitionArc order="10" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SelectedQuarterlyFinancialInformationAbstract_44133ADC7EAB14FAC0D29A2E9B645D94" xlink:to="loc_us-gaap_LitigationSettlementExpense_F1076EC6251C868694369A2E9B64E375" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_CurrentIncomeTaxExpenseBenefit" xlink:label="loc_us-gaap_CurrentIncomeTaxExpenseBenefit_2FFBE961D146B347B8619A2E9B640BC7" xlink:type="locator" />
    <definitionArc order="11" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SelectedQuarterlyFinancialInformationAbstract_44133ADC7EAB14FAC0D29A2E9B645D94" xlink:to="loc_us-gaap_CurrentIncomeTaxExpenseBenefit_2FFBE961D146B347B8619A2E9B640BC7" xlink:type="arc" />
  </definitionLink>
  <definitionLink xlink:role="http://www.micron.com/role/QuarterlyFinancialInformationQuarterlyFinancialInformationTables" xlink:type="extended" />
  <definitionLink xlink:role="http://www.micron.com/role/Receivables" xlink:type="extended" />
  <definitionLink xlink:role="http://www.micron.com/role/ReceivablesDetails" xlink:type="extended">
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_AccountsNotesAndLoansReceivableLineItems" xlink:label="loc_us-gaap_AccountsNotesAndLoansReceivableLineItems_F525CE660E1D878DF1D59A2E9AFB7F73" xlink:type="locator" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ScheduleOfAccountsNotesLoansAndFinancingReceivableTable" xlink:label="loc_us-gaap_ScheduleOfAccountsNotesLoansAndFinancingReceivableTable_359025341DF5E3E746069A2E9AFB46E4" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_AccountsNotesAndLoansReceivableLineItems_F525CE660E1D878DF1D59A2E9AFB7F73" xlink:to="loc_us-gaap_ScheduleOfAccountsNotesLoansAndFinancingReceivableTable_359025341DF5E3E746069A2E9AFB46E4" xlink:type="arc" xbrldt:closed="true" xbrldt:contextElement="segment" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis" xlink:label="loc_us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis_5894060DB68C9DB3982D9A2E9AFB78CF" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfAccountsNotesLoansAndFinancingReceivableTable_359025341DF5E3E746069A2E9AFB46E4" xlink:to="loc_us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis_5894060DB68C9DB3982D9A2E9AFB78CF" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ReceivableTypeDomain" xlink:label="loc_us-gaap_ReceivableTypeDomain_BE83C04558B48491F42B9A2E9AFBDBDD_default" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis_5894060DB68C9DB3982D9A2E9AFB78CF" xlink:to="loc_us-gaap_ReceivableTypeDomain_BE83C04558B48491F42B9A2E9AFBDBDD_default" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ReceivableTypeDomain" xlink:label="loc_us-gaap_ReceivableTypeDomain_BE83C04558B48491F42B9A2E9AFBDBDD" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_AccountsNotesLoansAndFinancingReceivableByReceivableTypeAxis_5894060DB68C9DB3982D9A2E9AFB78CF" xlink:to="loc_us-gaap_ReceivableTypeDomain_BE83C04558B48491F42B9A2E9AFBDBDD" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_ForeignCurrencyHedgesMember" xlink:label="loc_mu_ForeignCurrencyHedgesMember_D53890FC27EF7F1C2DCE9A2E9AFB1597" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ReceivableTypeDomain_BE83C04558B48491F42B9A2E9AFBDBDD" xlink:to="loc_mu_ForeignCurrencyHedgesMember_D53890FC27EF7F1C2DCE9A2E9AFB1597" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_AccountsNotesLoansAndFinancingReceivablesByLegalEntityOfCounterpartyTypeAxis" xlink:label="loc_us-gaap_AccountsNotesLoansAndFinancingReceivablesByLegalEntityOfCounterpartyTypeAxis_88B8EA3AD7C29FE235A19A2E9AFB58BC" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfAccountsNotesLoansAndFinancingReceivableTable_359025341DF5E3E746069A2E9AFB46E4" xlink:to="loc_us-gaap_AccountsNotesLoansAndFinancingReceivablesByLegalEntityOfCounterpartyTypeAxis_88B8EA3AD7C29FE235A19A2E9AFB58BC" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_LegalEntityTypeOfCounterpartyDomain" xlink:label="loc_us-gaap_LegalEntityTypeOfCounterpartyDomain_688EFC1EBA2CD149360D9A2E9AFB10E6_default" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_AccountsNotesLoansAndFinancingReceivablesByLegalEntityOfCounterpartyTypeAxis_88B8EA3AD7C29FE235A19A2E9AFB58BC" xlink:to="loc_us-gaap_LegalEntityTypeOfCounterpartyDomain_688EFC1EBA2CD149360D9A2E9AFB10E6_default" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_LegalEntityTypeOfCounterpartyDomain" xlink:label="loc_us-gaap_LegalEntityTypeOfCounterpartyDomain_688EFC1EBA2CD149360D9A2E9AFB10E6" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_AccountsNotesLoansAndFinancingReceivablesByLegalEntityOfCounterpartyTypeAxis_88B8EA3AD7C29FE235A19A2E9AFB58BC" xlink:to="loc_us-gaap_LegalEntityTypeOfCounterpartyDomain_688EFC1EBA2CD149360D9A2E9AFB10E6" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_IntelMember" xlink:label="loc_mu_IntelMember_11F487EFFCF6C9D5338E9A2E9AFB8770" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LegalEntityTypeOfCounterpartyDomain_688EFC1EBA2CD149360D9A2E9AFB10E6" xlink:to="loc_mu_IntelMember_11F487EFFCF6C9D5338E9A2E9AFB8770" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_NanyaMember" xlink:label="loc_mu_NanyaMember_1D46DF001CFE428B591B9A2E9AFBE022" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LegalEntityTypeOfCounterpartyDomain_688EFC1EBA2CD149360D9A2E9AFB10E6" xlink:to="loc_mu_NanyaMember_1D46DF001CFE428B591B9A2E9AFBE022" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ReceivablesNetCurrentAbstract" xlink:label="loc_us-gaap_ReceivablesNetCurrentAbstract_34CCF3F55F1523D082E79A2E9AFBFF55" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AccountsNotesAndLoansReceivableLineItems_F525CE660E1D878DF1D59A2E9AFB7F73" xlink:to="loc_us-gaap_ReceivablesNetCurrentAbstract_34CCF3F55F1523D082E79A2E9AFBFF55" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_AccountsReceivableNetCurrent" xlink:label="loc_us-gaap_AccountsReceivableNetCurrent_934DD9965CC1E5C6E94F9A2E9AFB9D40" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ReceivablesNetCurrentAbstract_34CCF3F55F1523D082E79A2E9AFBFF55" xlink:to="loc_us-gaap_AccountsReceivableNetCurrent_934DD9965CC1E5C6E94F9A2E9AFB9D40" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_IncomeTaxesReceivable" xlink:label="loc_us-gaap_IncomeTaxesReceivable_650EF48D0569086D096C9A2E9AFB32BD" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ReceivablesNetCurrentAbstract_34CCF3F55F1523D082E79A2E9AFBFF55" xlink:to="loc_us-gaap_IncomeTaxesReceivable_650EF48D0569086D096C9A2E9AFB32BD" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_AccountsReceivableRelatedPartiesCurrent" xlink:label="loc_us-gaap_AccountsReceivableRelatedPartiesCurrent_78250E4B5D00B1B2A6309A2E9AFB8D02" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ReceivablesNetCurrentAbstract_34CCF3F55F1523D082E79A2E9AFBFF55" xlink:to="loc_us-gaap_AccountsReceivableRelatedPartiesCurrent_78250E4B5D00B1B2A6309A2E9AFB8D02" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_OtherReceivables" xlink:label="loc_us-gaap_OtherReceivables_0817B34D28434DD25E5F9A2E9AFBE3D1" xlink:type="locator" />
    <definitionArc order="4" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ReceivablesNetCurrentAbstract_34CCF3F55F1523D082E79A2E9AFBFF55" xlink:to="loc_us-gaap_OtherReceivables_0817B34D28434DD25E5F9A2E9AFBE3D1" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ReceivablesNetCurrent" xlink:label="loc_us-gaap_ReceivablesNetCurrent_CAC8DC8C24056BF8F57C9A2E9AFB4566" xlink:type="locator" />
    <definitionArc order="5" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ReceivablesNetCurrentAbstract_34CCF3F55F1523D082E79A2E9AFBFF55" xlink:to="loc_us-gaap_ReceivablesNetCurrent_CAC8DC8C24056BF8F57C9A2E9AFB4566" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_AllowanceForDoubtfulAccountsReceivableCurrent" xlink:label="loc_us-gaap_AllowanceForDoubtfulAccountsReceivableCurrent_313BB70F1CA21E503A6D9A2E9AFB13D1" xlink:type="locator" />
    <definitionArc order="6" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ReceivablesNetCurrentAbstract_34CCF3F55F1523D082E79A2E9AFBFF55" xlink:to="loc_us-gaap_AllowanceForDoubtfulAccountsReceivableCurrent_313BB70F1CA21E503A6D9A2E9AFB13D1" xlink:type="arc" />
  </definitionLink>
  <definitionLink xlink:role="http://www.micron.com/role/ReceivablesTables" xlink:type="extended" />
  <definitionLink xlink:role="http://www.micron.com/role/RecentlyIssuedAccountingStandards" xlink:type="extended" />
  <definitionLink xlink:role="http://www.micron.com/role/RestuctureAndAssetImpairments" xlink:type="extended" />
  <definitionLink xlink:role="http://www.micron.com/role/RestuctureAndAssetImpairmentsNetCarryingValueOfAssetsAndLiabilitiesSoldDetails" xlink:type="extended">
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsLineItems" xlink:label="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsLineItems_AB3EFAA46285304FB3D19A2E9BB72C27" xlink:type="locator" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsTable" xlink:label="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsTable_FD9E4FDD05B1930A7E2A9A2E9BB77D7B" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsLineItems_AB3EFAA46285304FB3D19A2E9BB72C27" xlink:to="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsTable_FD9E4FDD05B1930A7E2A9A2E9BB77D7B" xlink:type="arc" xbrldt:closed="true" xbrldt:contextElement="segment" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis" xlink:label="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis_D86B4C6741BD3820B3C29A2E9BB75404" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsTable_FD9E4FDD05B1930A7E2A9A2E9BB77D7B" xlink:to="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis_D86B4C6741BD3820B3C29A2E9BB75404" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DisposalGroupsIncludingDiscontinuedOperationsNameDomain" xlink:label="loc_us-gaap_DisposalGroupsIncludingDiscontinuedOperationsNameDomain_4FFF8C988DE60BB4F63F9A2E9BB72E2D_default" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis_D86B4C6741BD3820B3C29A2E9BB75404" xlink:to="loc_us-gaap_DisposalGroupsIncludingDiscontinuedOperationsNameDomain_4FFF8C988DE60BB4F63F9A2E9BB72E2D_default" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DisposalGroupsIncludingDiscontinuedOperationsNameDomain" xlink:label="loc_us-gaap_DisposalGroupsIncludingDiscontinuedOperationsNameDomain_4FFF8C988DE60BB4F63F9A2E9BB72E2D" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis_D86B4C6741BD3820B3C29A2E9BB75404" xlink:to="loc_us-gaap_DisposalGroupsIncludingDiscontinuedOperationsNameDomain_4FFF8C988DE60BB4F63F9A2E9BB72E2D" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_MicronTechnologyItaliaSrlMember" xlink:label="loc_mu_MicronTechnologyItaliaSrlMember_3C250BD837E1DB2ADBA99A2E9BB789EB" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DisposalGroupsIncludingDiscontinuedOperationsNameDomain_4FFF8C988DE60BB4F63F9A2E9BB72E2D" xlink:to="loc_mu_MicronTechnologyItaliaSrlMember_3C250BD837E1DB2ADBA99A2E9BB789EB" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_MicronSemiconductorIsraelLtd.Member" xlink:label="loc_mu_MicronSemiconductorIsraelLtd.Member_341295AF5B321F77B1CA9A2E9BB7FC3A" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DisposalGroupsIncludingDiscontinuedOperationsNameDomain_4FFF8C988DE60BB4F63F9A2E9BB72E2D" xlink:to="loc_mu_MicronSemiconductorIsraelLtd.Member_341295AF5B321F77B1CA9A2E9BB7FC3A" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DisposalGroupNotDiscontinuedOperationDisposalDisclosuresAbstract" xlink:label="loc_us-gaap_DisposalGroupNotDiscontinuedOperationDisposalDisclosuresAbstract_78B1B5A79A29A4C25B4C9A2E9BB79EB8" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsLineItems_AB3EFAA46285304FB3D19A2E9BB72C27" xlink:to="loc_us-gaap_DisposalGroupNotDiscontinuedOperationDisposalDisclosuresAbstract_78B1B5A79A29A4C25B4C9A2E9BB79EB8" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_DiameterOfWaferUsedInProduction" xlink:label="loc_mu_DiameterOfWaferUsedInProduction_566350F369CC0B9757B59A2E9BB77D0D" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DisposalGroupNotDiscontinuedOperationDisposalDisclosuresAbstract_78B1B5A79A29A4C25B4C9A2E9BB79EB8" xlink:to="loc_mu_DiameterOfWaferUsedInProduction_566350F369CC0B9757B59A2E9BB77D0D" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_NoncashOrPartNoncashDivestitureAmountOfConsiderationReceived1" xlink:label="loc_us-gaap_NoncashOrPartNoncashDivestitureAmountOfConsiderationReceived1_55394E94479703C6C55A9A2E9BB7C866" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DisposalGroupNotDiscontinuedOperationDisposalDisclosuresAbstract_78B1B5A79A29A4C25B4C9A2E9BB79EB8" xlink:to="loc_us-gaap_NoncashOrPartNoncashDivestitureAmountOfConsiderationReceived1_55394E94479703C6C55A9A2E9BB7C866" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_AssetImpairmentCharges" xlink:label="loc_us-gaap_AssetImpairmentCharges_342B41751A434E48241A9A2E9BB7440F" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DisposalGroupNotDiscontinuedOperationDisposalDisclosuresAbstract_78B1B5A79A29A4C25B4C9A2E9BB79EB8" xlink:to="loc_us-gaap_AssetImpairmentCharges_342B41751A434E48241A9A2E9BB7440F" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DisposalGroupIncludingDiscontinuedOperationOtherCurrentAssets" xlink:label="loc_us-gaap_DisposalGroupIncludingDiscontinuedOperationOtherCurrentAssets_8FF91881C0441676AEC19A2E9BB766B2" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsLineItems_AB3EFAA46285304FB3D19A2E9BB72C27" xlink:to="loc_us-gaap_DisposalGroupIncludingDiscontinuedOperationOtherCurrentAssets_8FF91881C0441676AEC19A2E9BB766B2" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DisposalGroupIncludingDiscontinuedOperationOtherNoncurrentAssets" xlink:label="loc_us-gaap_DisposalGroupIncludingDiscontinuedOperationOtherNoncurrentAssets_4D58E9F9B3B0D98866089A2E9BB8BD40" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsLineItems_AB3EFAA46285304FB3D19A2E9BB72C27" xlink:to="loc_us-gaap_DisposalGroupIncludingDiscontinuedOperationOtherNoncurrentAssets_4D58E9F9B3B0D98866089A2E9BB8BD40" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DisposalGroupIncludingDiscontinuedOperationAccountsPayableAndAccruedLiabilitiesCurrent" xlink:label="loc_us-gaap_DisposalGroupIncludingDiscontinuedOperationAccountsPayableAndAccruedLiabilitiesCurrent_6B6A95A183C4FEA1F8A49A2E9BB8FF8C" xlink:type="locator" />
    <definitionArc order="4" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsLineItems_AB3EFAA46285304FB3D19A2E9BB72C27" xlink:to="loc_us-gaap_DisposalGroupIncludingDiscontinuedOperationAccountsPayableAndAccruedLiabilitiesCurrent_6B6A95A183C4FEA1F8A49A2E9BB8FF8C" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DisposalGroupIncludingDiscontinuedOperationOtherNoncurrentLiabilities" xlink:label="loc_us-gaap_DisposalGroupIncludingDiscontinuedOperationOtherNoncurrentLiabilities_2639FEC3BA82E7CD68149A2E9BB828D8" xlink:type="locator" />
    <definitionArc order="5" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsLineItems_AB3EFAA46285304FB3D19A2E9BB72C27" xlink:to="loc_us-gaap_DisposalGroupIncludingDiscontinuedOperationOtherNoncurrentLiabilities_2639FEC3BA82E7CD68149A2E9BB828D8" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_DisposalGroupIncludingDiscontinuedOperationNetCarryingValueTransferred" xlink:label="loc_mu_DisposalGroupIncludingDiscontinuedOperationNetCarryingValueTransferred_FB675CB7DC19580D02F39A2E9BB81AA9" xlink:type="locator" />
    <definitionArc order="6" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsLineItems_AB3EFAA46285304FB3D19A2E9BB72C27" xlink:to="loc_mu_DisposalGroupIncludingDiscontinuedOperationNetCarryingValueTransferred_FB675CB7DC19580D02F39A2E9BB81AA9" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_AssetsOfDisposalGroupIncludingDiscontinuedOperation" xlink:label="loc_us-gaap_AssetsOfDisposalGroupIncludingDiscontinuedOperation_3D1AF522ABA95615AB169A2E9BB8FD49" xlink:type="locator" />
    <definitionArc order="7" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsLineItems_AB3EFAA46285304FB3D19A2E9BB72C27" xlink:to="loc_us-gaap_AssetsOfDisposalGroupIncludingDiscontinuedOperation_3D1AF522ABA95615AB169A2E9BB8FD49" xlink:type="arc" />
  </definitionLink>
  <definitionLink xlink:role="http://www.micron.com/role/RestuctureAndAssetImpairmentsRestructureAndAssetImpairmentsDetails" xlink:type="extended">
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_RestructuringCostAndReserveLineItems" xlink:label="loc_us-gaap_RestructuringCostAndReserveLineItems_ADFCFF4DBC4DAA22A01B16D57A028E70" xlink:type="locator" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ScheduleOfRestructuringAndRelatedCostsTable" xlink:label="loc_us-gaap_ScheduleOfRestructuringAndRelatedCostsTable_9A1C7418E603F5206A4716D57A02AB0E" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_RestructuringCostAndReserveLineItems_ADFCFF4DBC4DAA22A01B16D57A028E70" xlink:to="loc_us-gaap_ScheduleOfRestructuringAndRelatedCostsTable_9A1C7418E603F5206A4716D57A02AB0E" xlink:type="arc" xbrldt:closed="true" xbrldt:contextElement="segment" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_RestructuringPlanAxis" xlink:label="loc_us-gaap_RestructuringPlanAxis_C5AEE84836EDC06BDDE016D57A02C4F1" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfRestructuringAndRelatedCostsTable_9A1C7418E603F5206A4716D57A02AB0E" xlink:to="loc_us-gaap_RestructuringPlanAxis_C5AEE84836EDC06BDDE016D57A02C4F1" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_RestructuringPlanDomain" xlink:label="loc_us-gaap_RestructuringPlanDomain_50A8D6AEC3E3383BF87D16D57A020E1F_default" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_RestructuringPlanAxis_C5AEE84836EDC06BDDE016D57A02C4F1" xlink:to="loc_us-gaap_RestructuringPlanDomain_50A8D6AEC3E3383BF87D16D57A020E1F_default" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_RestructuringPlanDomain" xlink:label="loc_us-gaap_RestructuringPlanDomain_50A8D6AEC3E3383BF87D16D57A020E1F" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_RestructuringPlanAxis_C5AEE84836EDC06BDDE016D57A02C4F1" xlink:to="loc_us-gaap_RestructuringPlanDomain_50A8D6AEC3E3383BF87D16D57A020E1F" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_MicronTechnologyItaliaSrlMember" xlink:label="loc_mu_MicronTechnologyItaliaSrlMember_006F6A3E9A592BD1E70C16D57A0263F1" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RestructuringPlanDomain_50A8D6AEC3E3383BF87D16D57A020E1F" xlink:to="loc_mu_MicronTechnologyItaliaSrlMember_006F6A3E9A592BD1E70C16D57A0263F1" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_LightEmittingDiodeLedMember" xlink:label="loc_mu_LightEmittingDiodeLedMember_72531CD70501FDD609EB16D57A0283F2" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RestructuringPlanDomain_50A8D6AEC3E3383BF87D16D57A020E1F" xlink:to="loc_mu_LightEmittingDiodeLedMember_72531CD70501FDD609EB16D57A0283F2" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_ConsortiumAgreementMember" xlink:label="loc_mu_ConsortiumAgreementMember_8D3623AB6BBA13E1368416D57A028F9E" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RestructuringPlanDomain_50A8D6AEC3E3383BF87D16D57A020E1F" xlink:to="loc_mu_ConsortiumAgreementMember_8D3623AB6BBA13E1368416D57A028F9E" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_TransformMember" xlink:label="loc_mu_TransformMember_55885D53E715834E927416D57A020B4A" xlink:type="locator" />
    <definitionArc order="4" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RestructuringPlanDomain_50A8D6AEC3E3383BF87D16D57A020E1F" xlink:to="loc_mu_TransformMember_55885D53E715834E927416D57A020B4A" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_JapanFabricationFacilityMember" xlink:label="loc_mu_JapanFabricationFacilityMember_00344CA17D08B513BD6E16D57A02BC01" xlink:type="locator" />
    <definitionArc order="5" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RestructuringPlanDomain_50A8D6AEC3E3383BF87D16D57A020E1F" xlink:to="loc_mu_JapanFabricationFacilityMember_00344CA17D08B513BD6E16D57A02BC01" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_OtherRestucturingActivitiesMember" xlink:label="loc_mu_OtherRestucturingActivitiesMember_8C926A09B702AF53A27016D57A025637" xlink:type="locator" />
    <definitionArc order="6" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RestructuringPlanDomain_50A8D6AEC3E3383BF87D16D57A020E1F" xlink:to="loc_mu_OtherRestucturingActivitiesMember_8C926A09B702AF53A27016D57A025637" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_StatementBusinessSegmentsAxis" xlink:label="loc_us-gaap_StatementBusinessSegmentsAxis_C54F5410B9516EC497CC16D57A02F79F" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfRestructuringAndRelatedCostsTable_9A1C7418E603F5206A4716D57A02AB0E" xlink:to="loc_us-gaap_StatementBusinessSegmentsAxis_C54F5410B9516EC497CC16D57A02F79F" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_SegmentDomain" xlink:label="loc_us-gaap_SegmentDomain_CC2DCED1CA11EDEF9CB616D57A025B01_default" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_StatementBusinessSegmentsAxis_C54F5410B9516EC497CC16D57A02F79F" xlink:to="loc_us-gaap_SegmentDomain_CC2DCED1CA11EDEF9CB616D57A025B01_default" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_SegmentDomain" xlink:label="loc_us-gaap_SegmentDomain_CC2DCED1CA11EDEF9CB616D57A025B01" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_StatementBusinessSegmentsAxis_C54F5410B9516EC497CC16D57A02F79F" xlink:to="loc_us-gaap_SegmentDomain_CC2DCED1CA11EDEF9CB616D57A025B01" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_SBUMember" xlink:label="loc_mu_SBUMember_6C2FB5F0395D34D19F9A16D57A028B82" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentDomain_CC2DCED1CA11EDEF9CB616D57A025B01" xlink:to="loc_mu_SBUMember_6C2FB5F0395D34D19F9A16D57A028B82" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_EBUMember" xlink:label="loc_mu_EBUMember_0D362EE8B678A8033A9C16D57A0217F0" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentDomain_CC2DCED1CA11EDEF9CB616D57A025B01" xlink:to="loc_mu_EBUMember_0D362EE8B678A8033A9C16D57A0217F0" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_MBUMember" xlink:label="loc_mu_MBUMember_640141EA029BA734786D16D57A020689" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentDomain_CC2DCED1CA11EDEF9CB616D57A025B01" xlink:to="loc_mu_MBUMember_640141EA029BA734786D16D57A020689" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_CNBUMember" xlink:label="loc_mu_CNBUMember_FA0212530C8B07B3818916D57A02D4F0" xlink:type="locator" />
    <definitionArc order="4" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentDomain_CC2DCED1CA11EDEF9CB616D57A025B01" xlink:to="loc_mu_CNBUMember_FA0212530C8B07B3818916D57A02D4F0" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_EligibleItemOrGroupForFairValueOptionAxis" xlink:label="loc_us-gaap_EligibleItemOrGroupForFairValueOptionAxis_5066021BA10BF3DF650016D57A02A91A" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfRestructuringAndRelatedCostsTable_9A1C7418E603F5206A4716D57A02AB0E" xlink:to="loc_us-gaap_EligibleItemOrGroupForFairValueOptionAxis_5066021BA10BF3DF650016D57A02A91A" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_FairValueOptionEligibleItemOrGroupDomain" xlink:label="loc_us-gaap_FairValueOptionEligibleItemOrGroupDomain_05CAA656635098E8CE0816D57A02C9F5_default" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_EligibleItemOrGroupForFairValueOptionAxis_5066021BA10BF3DF650016D57A02A91A" xlink:to="loc_us-gaap_FairValueOptionEligibleItemOrGroupDomain_05CAA656635098E8CE0816D57A02C9F5_default" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_FairValueOptionEligibleItemOrGroupDomain" xlink:label="loc_us-gaap_FairValueOptionEligibleItemOrGroupDomain_05CAA656635098E8CE0816D57A02C9F5" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_EligibleItemOrGroupForFairValueOptionAxis_5066021BA10BF3DF650016D57A02A91A" xlink:to="loc_us-gaap_FairValueOptionEligibleItemOrGroupDomain_05CAA656635098E8CE0816D57A02C9F5" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_EquitySecuritiesMember" xlink:label="loc_us-gaap_EquitySecuritiesMember_68D7134608DD3FC9C6B716D57A02FB9D" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FairValueOptionEligibleItemOrGroupDomain_05CAA656635098E8CE0816D57A02C9F5" xlink:to="loc_us-gaap_EquitySecuritiesMember_68D7134608DD3FC9C6B716D57A02FB9D" xlink:type="arc" />
    <loc xlink:href="http://xbrl.sec.gov/invest/2013/invest-2013-01-31.xsd#invest_InvestmentIssuerAxis" xlink:label="loc_invest_InvestmentIssuerAxis_A85A676004AE2FF1DD9916D57A0235B7" xlink:type="locator" />
    <definitionArc order="4" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfRestructuringAndRelatedCostsTable_9A1C7418E603F5206A4716D57A02AB0E" xlink:to="loc_invest_InvestmentIssuerAxis_A85A676004AE2FF1DD9916D57A0235B7" xlink:type="arc" />
    <loc xlink:href="http://xbrl.sec.gov/invest/2013/invest-2013-01-31.xsd#invest_InvestmentIssuerDomain" xlink:label="loc_invest_InvestmentIssuerDomain_437E8DA19EA7541816C316D57A02C62B_default" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_invest_InvestmentIssuerAxis_A85A676004AE2FF1DD9916D57A0235B7" xlink:to="loc_invest_InvestmentIssuerDomain_437E8DA19EA7541816C316D57A02C62B_default" xlink:type="arc" />
    <loc xlink:href="http://xbrl.sec.gov/invest/2013/invest-2013-01-31.xsd#invest_InvestmentIssuerDomain" xlink:label="loc_invest_InvestmentIssuerDomain_437E8DA19EA7541816C316D57A02C62B" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_invest_InvestmentIssuerAxis_A85A676004AE2FF1DD9916D57A0235B7" xlink:to="loc_invest_InvestmentIssuerDomain_437E8DA19EA7541816C316D57A02C62B" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_TowerSemiconductorLtdMember" xlink:label="loc_mu_TowerSemiconductorLtdMember_D7E6C2FD819B3BF0009E16D57A024E59" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_invest_InvestmentIssuerDomain_437E8DA19EA7541816C316D57A02C62B" xlink:to="loc_mu_TowerSemiconductorLtdMember_D7E6C2FD819B3BF0009E16D57A024E59" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis" xlink:label="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis_96F217CB1A012CE121DE16D57A02F337" xlink:type="locator" />
    <definitionArc order="5" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfRestructuringAndRelatedCostsTable_9A1C7418E603F5206A4716D57A02AB0E" xlink:to="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis_96F217CB1A012CE121DE16D57A02F337" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DisposalGroupsIncludingDiscontinuedOperationsNameDomain" xlink:label="loc_us-gaap_DisposalGroupsIncludingDiscontinuedOperationsNameDomain_649D9989CFFF4B4A31FD16D57A0268BD_default" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis_96F217CB1A012CE121DE16D57A02F337" xlink:to="loc_us-gaap_DisposalGroupsIncludingDiscontinuedOperationsNameDomain_649D9989CFFF4B4A31FD16D57A0268BD_default" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DisposalGroupsIncludingDiscontinuedOperationsNameDomain" xlink:label="loc_us-gaap_DisposalGroupsIncludingDiscontinuedOperationsNameDomain_649D9989CFFF4B4A31FD16D57A0268BD" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis_96F217CB1A012CE121DE16D57A02F337" xlink:to="loc_us-gaap_DisposalGroupsIncludingDiscontinuedOperationsNameDomain_649D9989CFFF4B4A31FD16D57A0268BD" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_JapanFabricationFacilityMember" xlink:label="loc_mu_JapanFabricationFacilityMember_25D0706D2CB4BC2F335F16D57A02F7B7" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DisposalGroupsIncludingDiscontinuedOperationsNameDomain_649D9989CFFF4B4A31FD16D57A0268BD" xlink:to="loc_mu_JapanFabricationFacilityMember_25D0706D2CB4BC2F335F16D57A02F7B7" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_ComponentsofOtherRestructureandAssetImpairmentsAxis" xlink:label="loc_mu_ComponentsofOtherRestructureandAssetImpairmentsAxis_ED8DD0656A564E158C3016D57A02E102" xlink:type="locator" />
    <definitionArc order="6" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfRestructuringAndRelatedCostsTable_9A1C7418E603F5206A4716D57A02AB0E" xlink:to="loc_mu_ComponentsofOtherRestructureandAssetImpairmentsAxis_ED8DD0656A564E158C3016D57A02E102" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_ComponentsofOtherRestructureandAssetImpairmentsDomain" xlink:label="loc_mu_ComponentsofOtherRestructureandAssetImpairmentsDomain_644315052949AE7A8B5D16D57A026255_default" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_mu_ComponentsofOtherRestructureandAssetImpairmentsAxis_ED8DD0656A564E158C3016D57A02E102" xlink:to="loc_mu_ComponentsofOtherRestructureandAssetImpairmentsDomain_644315052949AE7A8B5D16D57A026255_default" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_ComponentsofOtherRestructureandAssetImpairmentsDomain" xlink:label="loc_mu_ComponentsofOtherRestructureandAssetImpairmentsDomain_644315052949AE7A8B5D16D57A026255" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_mu_ComponentsofOtherRestructureandAssetImpairmentsAxis_ED8DD0656A564E158C3016D57A02E102" xlink:to="loc_mu_ComponentsofOtherRestructureandAssetImpairmentsDomain_644315052949AE7A8B5D16D57A026255" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_EmployeeSeveranceMember" xlink:label="loc_us-gaap_EmployeeSeveranceMember_60D1F649F976A75515D816D57A0250A8" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_mu_ComponentsofOtherRestructureandAssetImpairmentsDomain_644315052949AE7A8B5D16D57A026255" xlink:to="loc_us-gaap_EmployeeSeveranceMember_60D1F649F976A75515D816D57A0250A8" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_MicronSemiconductorIsraelLtd.Member" xlink:label="loc_mu_MicronSemiconductorIsraelLtd.Member_CCD5A71E290DAACD5E1016D57A026210" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_mu_ComponentsofOtherRestructureandAssetImpairmentsDomain_644315052949AE7A8B5D16D57A026255" xlink:to="loc_mu_MicronSemiconductorIsraelLtd.Member_CCD5A71E290DAACD5E1016D57A026210" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_AssetImpairmentCharges" xlink:label="loc_us-gaap_AssetImpairmentCharges_B4EBAC21D223C6D4E51F16D57A0265E5" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RestructuringCostAndReserveLineItems_ADFCFF4DBC4DAA22A01B16D57A028E70" xlink:to="loc_us-gaap_AssetImpairmentCharges_B4EBAC21D223C6D4E51F16D57A0265E5" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_RestructuringSettlementAndImpairmentProvisions" xlink:label="loc_us-gaap_RestructuringSettlementAndImpairmentProvisions_4EF30C406A84CBC221D716D57A02FB6A" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RestructuringCostAndReserveLineItems_ADFCFF4DBC4DAA22A01B16D57A028E70" xlink:to="loc_us-gaap_RestructuringSettlementAndImpairmentProvisions_4EF30C406A84CBC221D716D57A02FB6A" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_GainLossOnContractTermination" xlink:label="loc_us-gaap_GainLossOnContractTermination_D2A532E4A0D749D01A2616D57A026483" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RestructuringCostAndReserveLineItems_ADFCFF4DBC4DAA22A01B16D57A028E70" xlink:to="loc_us-gaap_GainLossOnContractTermination_D2A532E4A0D749D01A2616D57A026483" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DisposalGroupNotDiscontinuedOperationGainLossOnDisposal" xlink:label="loc_us-gaap_DisposalGroupNotDiscontinuedOperationGainLossOnDisposal_2E64EEC4541E0255D88316D57A0299CF" xlink:type="locator" />
    <definitionArc order="4" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RestructuringCostAndReserveLineItems_ADFCFF4DBC4DAA22A01B16D57A028E70" xlink:to="loc_us-gaap_DisposalGroupNotDiscontinuedOperationGainLossOnDisposal_2E64EEC4541E0255D88316D57A0299CF" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_RestructuringAndRelatedCostNumberOfPositionsTransferred" xlink:label="loc_mu_RestructuringAndRelatedCostNumberOfPositionsTransferred_4AEEDEA72FA2E9A88F2716D57A023923" xlink:type="locator" />
    <definitionArc order="5" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RestructuringCostAndReserveLineItems_ADFCFF4DBC4DAA22A01B16D57A028E70" xlink:to="loc_mu_RestructuringAndRelatedCostNumberOfPositionsTransferred_4AEEDEA72FA2E9A88F2716D57A023923" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_JapanFabricationFacilityAbstract" xlink:label="loc_mu_JapanFabricationFacilityAbstract_C84AD9CF1B9AA237E18C16D57A029107" xlink:type="locator" />
    <definitionArc order="6" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RestructuringCostAndReserveLineItems_ADFCFF4DBC4DAA22A01B16D57A028E70" xlink:to="loc_mu_JapanFabricationFacilityAbstract_C84AD9CF1B9AA237E18C16D57A029107" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ProceedsFromDivestitureOfBusinesses" xlink:label="loc_us-gaap_ProceedsFromDivestitureOfBusinesses_C86BE9B67E9C865A052B16D57A02547A" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_mu_JapanFabricationFacilityAbstract_C84AD9CF1B9AA237E18C16D57A029107" xlink:to="loc_us-gaap_ProceedsFromDivestitureOfBusinesses_C86BE9B67E9C865A052B16D57A02547A" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_DisposalGroupNotDiscontinuedOperationDivestitureAmountOfSharesReceived" xlink:label="loc_mu_DisposalGroupNotDiscontinuedOperationDivestitureAmountOfSharesReceived_B6B0BE386C5C6D43CCE616D57A02F0D1" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_mu_JapanFabricationFacilityAbstract_C84AD9CF1B9AA237E18C16D57A029107" xlink:to="loc_mu_DisposalGroupNotDiscontinuedOperationDivestitureAmountOfSharesReceived_B6B0BE386C5C6D43CCE616D57A02F0D1" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_AvailableForSaleSecuritiesNumberOfSharesReceivedInReverseStockSplit" xlink:label="loc_mu_AvailableForSaleSecuritiesNumberOfSharesReceivedInReverseStockSplit_1AD25EEBDDDDC8FCFC5216D57A024CE7" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_mu_JapanFabricationFacilityAbstract_C84AD9CF1B9AA237E18C16D57A029107" xlink:to="loc_mu_AvailableForSaleSecuritiesNumberOfSharesReceivedInReverseStockSplit_1AD25EEBDDDDC8FCFC5216D57A024CE7" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_AvailableForSaleSecuritiesReverseStockSplitConversionRatio" xlink:label="loc_mu_AvailableForSaleSecuritiesReverseStockSplitConversionRatio_9FDC5550D8BE68A81C4D16D57A020AB5" xlink:type="locator" />
    <definitionArc order="4" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_mu_JapanFabricationFacilityAbstract_C84AD9CF1B9AA237E18C16D57A029107" xlink:to="loc_mu_AvailableForSaleSecuritiesReverseStockSplitConversionRatio_9FDC5550D8BE68A81C4D16D57A020AB5" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_DisposalGroupIncludingDiscontinuedOperationNetCarryingValueTransferred" xlink:label="loc_mu_DisposalGroupIncludingDiscontinuedOperationNetCarryingValueTransferred_8F93776107847E411B1916D57A02321B" xlink:type="locator" />
    <definitionArc order="5" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_mu_JapanFabricationFacilityAbstract_C84AD9CF1B9AA237E18C16D57A029107" xlink:to="loc_mu_DisposalGroupIncludingDiscontinuedOperationNetCarryingValueTransferred_8F93776107847E411B1916D57A02321B" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_DisposalGroupNotDiscontinuedOperationCostOfDisposedEntityTransactionCosts" xlink:label="loc_mu_DisposalGroupNotDiscontinuedOperationCostOfDisposedEntityTransactionCosts_81C2521E4906B7FCE4BB16D57A0273D8" xlink:type="locator" />
    <definitionArc order="7" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_mu_JapanFabricationFacilityAbstract_C84AD9CF1B9AA237E18C16D57A029107" xlink:to="loc_mu_DisposalGroupNotDiscontinuedOperationCostOfDisposedEntityTransactionCosts_81C2521E4906B7FCE4BB16D57A0273D8" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_DisposalGroupNotDiscontinuedOperationLossOnWriteDownOfTaxAssets" xlink:label="loc_mu_DisposalGroupNotDiscontinuedOperationLossOnWriteDownOfTaxAssets_092814BCEE322D5DE78216D57A02D2C9" xlink:type="locator" />
    <definitionArc order="8" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_mu_JapanFabricationFacilityAbstract_C84AD9CF1B9AA237E18C16D57A029107" xlink:to="loc_mu_DisposalGroupNotDiscontinuedOperationLossOnWriteDownOfTaxAssets_092814BCEE322D5DE78216D57A02D2C9" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_RestructuringReserve" xlink:label="loc_us-gaap_RestructuringReserve_7CC51442EF4E4C84FE2816D57A026583" xlink:type="locator" />
    <definitionArc order="7" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RestructuringCostAndReserveLineItems_ADFCFF4DBC4DAA22A01B16D57A028E70" xlink:to="loc_us-gaap_RestructuringReserve_7CC51442EF4E4C84FE2816D57A026583" xlink:type="arc" />
  </definitionLink>
  <definitionLink xlink:role="http://www.micron.com/role/RestuctureAndAssetImpairmentsRestructuringAndAssetImpairmentsTables" xlink:type="extended">
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsLineItems" xlink:label="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsLineItems_91127CDEEB93CC6309BE9A2E9A92584D" xlink:type="locator" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsTable" xlink:label="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsTable_6529BF80E2AE476BCE4A9A2E9A921AE8" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsLineItems_91127CDEEB93CC6309BE9A2E9A92584D" xlink:to="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsTable_6529BF80E2AE476BCE4A9A2E9A921AE8" xlink:type="arc" xbrldt:closed="true" xbrldt:contextElement="segment" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis" xlink:label="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis_ADB51B32BCC4BDBABC2E9A2E9A92036C" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsTable_6529BF80E2AE476BCE4A9A2E9A921AE8" xlink:to="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis_ADB51B32BCC4BDBABC2E9A2E9A92036C" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DisposalGroupsIncludingDiscontinuedOperationsNameDomain" xlink:label="loc_us-gaap_DisposalGroupsIncludingDiscontinuedOperationsNameDomain_24F4DC29DFF83BC2306A9A2E9A9237EF_default" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis_ADB51B32BCC4BDBABC2E9A2E9A92036C" xlink:to="loc_us-gaap_DisposalGroupsIncludingDiscontinuedOperationsNameDomain_24F4DC29DFF83BC2306A9A2E9A9237EF_default" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DisposalGroupsIncludingDiscontinuedOperationsNameDomain" xlink:label="loc_us-gaap_DisposalGroupsIncludingDiscontinuedOperationsNameDomain_24F4DC29DFF83BC2306A9A2E9A9237EF" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsAxis_ADB51B32BCC4BDBABC2E9A2E9A92036C" xlink:to="loc_us-gaap_DisposalGroupsIncludingDiscontinuedOperationsNameDomain_24F4DC29DFF83BC2306A9A2E9A9237EF" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_MicronTechnologyItaliaSrlMember" xlink:label="loc_mu_MicronTechnologyItaliaSrlMember_6D01D63C4F863DE96C669A2E9A92FDBE" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DisposalGroupsIncludingDiscontinuedOperationsNameDomain_24F4DC29DFF83BC2306A9A2E9A9237EF" xlink:to="loc_mu_MicronTechnologyItaliaSrlMember_6D01D63C4F863DE96C669A2E9A92FDBE" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ScheduleOfRestructuringAndRelatedCostsTextBlock" xlink:label="loc_us-gaap_ScheduleOfRestructuringAndRelatedCostsTextBlock_9E52E48E22B578D4EC119A2E9A92ECDE" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsLineItems_91127CDEEB93CC6309BE9A2E9A92584D" xlink:to="loc_us-gaap_ScheduleOfRestructuringAndRelatedCostsTextBlock_9E52E48E22B578D4EC119A2E9A92ECDE" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ScheduleOfDisposalGroupsIncludingDiscontinuedOperationsIncomeStatementBalanceSheetAndAdditionalDisclosuresTextBlock" xlink:label="loc_us-gaap_ScheduleOfDisposalGroupsIncludingDiscontinuedOperationsIncomeStatementBalanceSheetAndAdditionalDisclosuresTextBlock_DB3A45C9B80AC3948AC49A2E9A9226B9" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncomeStatementBalanceSheetAndAdditionalDisclosuresByDisposalGroupsIncludingDiscontinuedOperationsLineItems_91127CDEEB93CC6309BE9A2E9A92584D" xlink:to="loc_us-gaap_ScheduleOfDisposalGroupsIncludingDiscontinuedOperationsIncomeStatementBalanceSheetAndAdditionalDisclosuresTextBlock_DB3A45C9B80AC3948AC49A2E9A9226B9" xlink:type="arc" />
  </definitionLink>
  <definitionLink xlink:role="http://www.micron.com/role/ScheduleICondensedParentCompanyBalanceSheetsDetails" xlink:type="extended">
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_CondensedBalanceSheetStatementsCaptionsLineItems" xlink:label="loc_us-gaap_CondensedBalanceSheetStatementsCaptionsLineItems_6BAEAD66992FB46D323A9A2E9A5DE34E" xlink:type="locator" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_CondensedBalanceSheetStatementTable" xlink:label="loc_us-gaap_CondensedBalanceSheetStatementTable_6F16A418B7CB120FE9429A2E9A5CF083" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_CondensedBalanceSheetStatementsCaptionsLineItems_6BAEAD66992FB46D323A9A2E9A5DE34E" xlink:to="loc_us-gaap_CondensedBalanceSheetStatementTable_6F16A418B7CB120FE9429A2E9A5CF083" xlink:type="arc" xbrldt:closed="true" xbrldt:contextElement="segment" />
    <loc xlink:href="http://xbrl.sec.gov/dei/2013/dei-2013-01-31.xsd#dei_LegalEntityAxis" xlink:label="loc_dei_LegalEntityAxis_85CED92D2E62233F39CC9A2E9A5C972C" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_CondensedBalanceSheetStatementTable_6F16A418B7CB120FE9429A2E9A5CF083" xlink:to="loc_dei_LegalEntityAxis_85CED92D2E62233F39CC9A2E9A5C972C" xlink:type="arc" />
    <loc xlink:href="http://xbrl.sec.gov/dei/2013/dei-2013-01-31.xsd#dei_EntityDomain" xlink:label="loc_dei_EntityDomain_8DD9B4746A252A5B0AB39A2E9A5CBF01_default" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_dei_LegalEntityAxis_85CED92D2E62233F39CC9A2E9A5C972C" xlink:to="loc_dei_EntityDomain_8DD9B4746A252A5B0AB39A2E9A5CBF01_default" xlink:type="arc" />
    <loc xlink:href="http://xbrl.sec.gov/dei/2013/dei-2013-01-31.xsd#dei_EntityDomain" xlink:label="loc_dei_EntityDomain_8DD9B4746A252A5B0AB39A2E9A5CBF01" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_dei_LegalEntityAxis_85CED92D2E62233F39CC9A2E9A5C972C" xlink:to="loc_dei_EntityDomain_8DD9B4746A252A5B0AB39A2E9A5CBF01" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ParentCompanyMember" xlink:label="loc_us-gaap_ParentCompanyMember_03C6B212D74A8D6511699A2E9A5D52BB" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityDomain_8DD9B4746A252A5B0AB39A2E9A5CBF01" xlink:to="loc_us-gaap_ParentCompanyMember_03C6B212D74A8D6511699A2E9A5D52BB" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_CommonStockParOrStatedValuePerShare" xlink:label="loc_us-gaap_CommonStockParOrStatedValuePerShare_8B8B06749C88792E3DB19A2E9A5DB92F" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_CondensedBalanceSheetStatementsCaptionsLineItems_6BAEAD66992FB46D323A9A2E9A5DE34E" xlink:to="loc_us-gaap_CommonStockParOrStatedValuePerShare_8B8B06749C88792E3DB19A2E9A5DB92F" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_AssetsAbstract" xlink:label="loc_us-gaap_AssetsAbstract_98506D72B0AD390D44439A2E9A5D72CF" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_CondensedBalanceSheetStatementsCaptionsLineItems_6BAEAD66992FB46D323A9A2E9A5DE34E" xlink:to="loc_us-gaap_AssetsAbstract_98506D72B0AD390D44439A2E9A5D72CF" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_CashAndCashEquivalentsAtCarryingValue" xlink:label="loc_us-gaap_CashAndCashEquivalentsAtCarryingValue_A24431807FCBA28294AF9A2E9A5D0577" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AssetsAbstract_98506D72B0AD390D44439A2E9A5D72CF" xlink:to="loc_us-gaap_CashAndCashEquivalentsAtCarryingValue_A24431807FCBA28294AF9A2E9A5D0577" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_AvailableForSaleSecuritiesCurrent" xlink:label="loc_us-gaap_AvailableForSaleSecuritiesCurrent_1CB3747059ACE3F533A89A2E9A5D3A5E" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AssetsAbstract_98506D72B0AD390D44439A2E9A5D72CF" xlink:to="loc_us-gaap_AvailableForSaleSecuritiesCurrent_1CB3747059ACE3F533A89A2E9A5D3A5E" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ReceivablesNetCurrent" xlink:label="loc_us-gaap_ReceivablesNetCurrent_35E447D91669065898E19A2E9A5DE80E" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AssetsAbstract_98506D72B0AD390D44439A2E9A5D72CF" xlink:to="loc_us-gaap_ReceivablesNetCurrent_35E447D91669065898E19A2E9A5DE80E" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DueFromAffiliateCurrent" xlink:label="loc_us-gaap_DueFromAffiliateCurrent_0043332954C2E8D927F69A2E9A5DF4C1" xlink:type="locator" />
    <definitionArc order="4" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AssetsAbstract_98506D72B0AD390D44439A2E9A5D72CF" xlink:to="loc_us-gaap_DueFromAffiliateCurrent_0043332954C2E8D927F69A2E9A5DF4C1" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_InventoryFinishedGoodsNetOfReserves" xlink:label="loc_us-gaap_InventoryFinishedGoodsNetOfReserves_C95FFAB1098DC369560A9A2E9A5DBCBF" xlink:type="locator" />
    <definitionArc order="5" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AssetsAbstract_98506D72B0AD390D44439A2E9A5D72CF" xlink:to="loc_us-gaap_InventoryFinishedGoodsNetOfReserves_C95FFAB1098DC369560A9A2E9A5DBCBF" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_InventoryWorkInProcessNetOfReserves" xlink:label="loc_us-gaap_InventoryWorkInProcessNetOfReserves_4FB3FCDAE99665CE1FE29A2E9A5D46CA" xlink:type="locator" />
    <definitionArc order="6" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AssetsAbstract_98506D72B0AD390D44439A2E9A5D72CF" xlink:to="loc_us-gaap_InventoryWorkInProcessNetOfReserves_4FB3FCDAE99665CE1FE29A2E9A5D46CA" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_InventoryRawMaterialsAndSuppliesNetOfReserves" xlink:label="loc_us-gaap_InventoryRawMaterialsAndSuppliesNetOfReserves_38AB938A20089F5B88EE9A2E9A5D3661" xlink:type="locator" />
    <definitionArc order="7" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AssetsAbstract_98506D72B0AD390D44439A2E9A5D72CF" xlink:to="loc_us-gaap_InventoryRawMaterialsAndSuppliesNetOfReserves_38AB938A20089F5B88EE9A2E9A5D3661" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_OtherAssetsCurrent" xlink:label="loc_us-gaap_OtherAssetsCurrent_81B5BDB93D1C50AB90CD9A2E9A5D1A7F" xlink:type="locator" />
    <definitionArc order="8" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AssetsAbstract_98506D72B0AD390D44439A2E9A5D72CF" xlink:to="loc_us-gaap_OtherAssetsCurrent_81B5BDB93D1C50AB90CD9A2E9A5D1A7F" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_AssetsCurrent" xlink:label="loc_us-gaap_AssetsCurrent_7B6FB3507C1DB46FBABD9A2E9A5DCE6E" xlink:type="locator" />
    <definitionArc order="9" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AssetsAbstract_98506D72B0AD390D44439A2E9A5D72CF" xlink:to="loc_us-gaap_AssetsCurrent_7B6FB3507C1DB46FBABD9A2E9A5DCE6E" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_InvestmentInSubsidiaries" xlink:label="loc_mu_InvestmentInSubsidiaries_70823ED73FC8BCD78D1F9A2E9A5D84F8" xlink:type="locator" />
    <definitionArc order="10" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AssetsAbstract_98506D72B0AD390D44439A2E9A5D72CF" xlink:to="loc_mu_InvestmentInSubsidiaries_70823ED73FC8BCD78D1F9A2E9A5D84F8" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_AvailableForSaleSecuritiesNoncurrent" xlink:label="loc_us-gaap_AvailableForSaleSecuritiesNoncurrent_3177FB1E78B1D0C8D8409A2E9A5D754C" xlink:type="locator" />
    <definitionArc order="11" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AssetsAbstract_98506D72B0AD390D44439A2E9A5D72CF" xlink:to="loc_us-gaap_AvailableForSaleSecuritiesNoncurrent_3177FB1E78B1D0C8D8409A2E9A5D754C" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DueFromAffiliateNoncurrent" xlink:label="loc_us-gaap_DueFromAffiliateNoncurrent_B1F0B504DF5B1ADB86DC9A2E9A5D6088" xlink:type="locator" />
    <definitionArc order="12" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AssetsAbstract_98506D72B0AD390D44439A2E9A5D72CF" xlink:to="loc_us-gaap_DueFromAffiliateNoncurrent_B1F0B504DF5B1ADB86DC9A2E9A5D6088" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_PropertyPlantAndEquipmentNet" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentNet_06D1A6933726274B2E869A2E9A5D314D" xlink:type="locator" />
    <definitionArc order="13" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AssetsAbstract_98506D72B0AD390D44439A2E9A5D72CF" xlink:to="loc_us-gaap_PropertyPlantAndEquipmentNet_06D1A6933726274B2E869A2E9A5D314D" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_EquityMethodInvestments" xlink:label="loc_us-gaap_EquityMethodInvestments_710D11F83E6773491A369A2E9A5DC529" xlink:type="locator" />
    <definitionArc order="14" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AssetsAbstract_98506D72B0AD390D44439A2E9A5D72CF" xlink:to="loc_us-gaap_EquityMethodInvestments_710D11F83E6773491A369A2E9A5DC529" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_OtherAssetsNoncurrent" xlink:label="loc_us-gaap_OtherAssetsNoncurrent_CA89EC8F56848595EC9B9A2E9A5DB4A1" xlink:type="locator" />
    <definitionArc order="15" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AssetsAbstract_98506D72B0AD390D44439A2E9A5D72CF" xlink:to="loc_us-gaap_OtherAssetsNoncurrent_CA89EC8F56848595EC9B9A2E9A5DB4A1" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_Assets" xlink:label="loc_us-gaap_Assets_67E0767AEFA74C9856529A2E9A5EB92B" xlink:type="locator" />
    <definitionArc order="16" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AssetsAbstract_98506D72B0AD390D44439A2E9A5D72CF" xlink:to="loc_us-gaap_Assets_67E0767AEFA74C9856529A2E9A5EB92B" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_LiabilitiesAndStockholdersEquityAbstract" xlink:label="loc_us-gaap_LiabilitiesAndStockholdersEquityAbstract_5A37CA95260CACA3C9D59A2E9A5E6300" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_CondensedBalanceSheetStatementsCaptionsLineItems_6BAEAD66992FB46D323A9A2E9A5DE34E" xlink:to="loc_us-gaap_LiabilitiesAndStockholdersEquityAbstract_5A37CA95260CACA3C9D59A2E9A5E6300" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_AccountsPayableAndAccruedLiabilitiesCurrent" xlink:label="loc_us-gaap_AccountsPayableAndAccruedLiabilitiesCurrent_94F2E57041B555F939DE9A2E9A5EB72F" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquityAbstract_5A37CA95260CACA3C9D59A2E9A5E6300" xlink:to="loc_us-gaap_AccountsPayableAndAccruedLiabilitiesCurrent_94F2E57041B555F939DE9A2E9A5EB72F" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DueToAffiliateCurrent" xlink:label="loc_us-gaap_DueToAffiliateCurrent_D76382181B6BC31A2C719A2E9A5E8B2F" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquityAbstract_5A37CA95260CACA3C9D59A2E9A5E6300" xlink:to="loc_us-gaap_DueToAffiliateCurrent_D76382181B6BC31A2C719A2E9A5E8B2F" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DebtCurrent" xlink:label="loc_us-gaap_DebtCurrent_606D5AA30DD56CAC620E9A2E9A5E1B9C" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquityAbstract_5A37CA95260CACA3C9D59A2E9A5E6300" xlink:to="loc_us-gaap_DebtCurrent_606D5AA30DD56CAC620E9A2E9A5E1B9C" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_OtherLiabilitiesCurrent" xlink:label="loc_us-gaap_OtherLiabilitiesCurrent_40FB4B14FFF6C1D1B0959A2E9A5E7308" xlink:type="locator" />
    <definitionArc order="4" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquityAbstract_5A37CA95260CACA3C9D59A2E9A5E6300" xlink:to="loc_us-gaap_OtherLiabilitiesCurrent_40FB4B14FFF6C1D1B0959A2E9A5E7308" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_LiabilitiesCurrent" xlink:label="loc_us-gaap_LiabilitiesCurrent_A196FCB4F286F13FEC8C9A2E9A5E9F46" xlink:type="locator" />
    <definitionArc order="5" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquityAbstract_5A37CA95260CACA3C9D59A2E9A5E6300" xlink:to="loc_us-gaap_LiabilitiesCurrent_A196FCB4F286F13FEC8C9A2E9A5E9F46" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_LongTermDebtAndCapitalLeaseObligations" xlink:label="loc_us-gaap_LongTermDebtAndCapitalLeaseObligations_7F09C692C3E59533EC849A2E9A5E3B44" xlink:type="locator" />
    <definitionArc order="6" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquityAbstract_5A37CA95260CACA3C9D59A2E9A5E6300" xlink:to="loc_us-gaap_LongTermDebtAndCapitalLeaseObligations_7F09C692C3E59533EC849A2E9A5E3B44" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_OtherLiabilitiesNoncurrent" xlink:label="loc_us-gaap_OtherLiabilitiesNoncurrent_CEA482E14FED82DE70819A2E9A5E3B92" xlink:type="locator" />
    <definitionArc order="7" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquityAbstract_5A37CA95260CACA3C9D59A2E9A5E6300" xlink:to="loc_us-gaap_OtherLiabilitiesNoncurrent_CEA482E14FED82DE70819A2E9A5E3B92" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_Liabilities" xlink:label="loc_us-gaap_Liabilities_4AC2CE1FD1718936EB619A2E9A5E6BB6" xlink:type="locator" />
    <definitionArc order="8" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquityAbstract_5A37CA95260CACA3C9D59A2E9A5E6300" xlink:to="loc_us-gaap_Liabilities_4AC2CE1FD1718936EB619A2E9A5E6BB6" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_CommitmentsAndContingencies" xlink:label="loc_us-gaap_CommitmentsAndContingencies_1A594FA51B9CA0529CE59A2E9A5EDB13" xlink:type="locator" />
    <definitionArc order="9" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquityAbstract_5A37CA95260CACA3C9D59A2E9A5E6300" xlink:to="loc_us-gaap_CommitmentsAndContingencies_1A594FA51B9CA0529CE59A2E9A5EDB13" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_StockholdersEquityAbstract" xlink:label="loc_us-gaap_StockholdersEquityAbstract_737CE286FBE6DB1142F29A2E9A5EF813" xlink:type="locator" />
    <definitionArc order="10" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquityAbstract_5A37CA95260CACA3C9D59A2E9A5E6300" xlink:to="loc_us-gaap_StockholdersEquityAbstract_737CE286FBE6DB1142F29A2E9A5EF813" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_CommonStockValue" xlink:label="loc_us-gaap_CommonStockValue_5B26D869E5582DDF8FA89A2E9A5E703A" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StockholdersEquityAbstract_737CE286FBE6DB1142F29A2E9A5EF813" xlink:to="loc_us-gaap_CommonStockValue_5B26D869E5582DDF8FA89A2E9A5E703A" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_ShareholdersEquityOther" xlink:label="loc_mu_ShareholdersEquityOther_0B6C80411E64490422989A2E9A5E22DE" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StockholdersEquityAbstract_737CE286FBE6DB1142F29A2E9A5EF813" xlink:to="loc_mu_ShareholdersEquityOther_0B6C80411E64490422989A2E9A5E22DE" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_AdditionalPaidInCapitalCommonStock" xlink:label="loc_us-gaap_AdditionalPaidInCapitalCommonStock_04D7A7027C3DEC3B17549A2E9A5EB3E7" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StockholdersEquityAbstract_737CE286FBE6DB1142F29A2E9A5EF813" xlink:to="loc_us-gaap_AdditionalPaidInCapitalCommonStock_04D7A7027C3DEC3B17549A2E9A5EB3E7" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_RetainedEarningsAccumulatedDeficit" xlink:label="loc_us-gaap_RetainedEarningsAccumulatedDeficit_3FB8C23056E8F15BBF479A2E9A5E2183" xlink:type="locator" />
    <definitionArc order="4" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StockholdersEquityAbstract_737CE286FBE6DB1142F29A2E9A5EF813" xlink:to="loc_us-gaap_RetainedEarningsAccumulatedDeficit_3FB8C23056E8F15BBF479A2E9A5E2183" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax" xlink:label="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_146083CF537C2DF40A8E9A2E9A5E204E" xlink:type="locator" />
    <definitionArc order="5" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StockholdersEquityAbstract_737CE286FBE6DB1142F29A2E9A5EF813" xlink:to="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_146083CF537C2DF40A8E9A2E9A5E204E" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_StockholdersEquity" xlink:label="loc_us-gaap_StockholdersEquity_E4737A229963D0FF1BDB9A2E9A5E2BE6" xlink:type="locator" />
    <definitionArc order="6" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StockholdersEquityAbstract_737CE286FBE6DB1142F29A2E9A5EF813" xlink:to="loc_us-gaap_StockholdersEquity_E4737A229963D0FF1BDB9A2E9A5E2BE6" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_LiabilitiesAndStockholdersEquity" xlink:label="loc_us-gaap_LiabilitiesAndStockholdersEquity_AFA2F8F8187504717C9A9A2E9A5EBCE6" xlink:type="locator" />
    <definitionArc order="11" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquityAbstract_5A37CA95260CACA3C9D59A2E9A5E6300" xlink:to="loc_us-gaap_LiabilitiesAndStockholdersEquity_AFA2F8F8187504717C9A9A2E9A5EBCE6" xlink:type="arc" />
  </definitionLink>
  <definitionLink xlink:role="http://www.micron.com/role/ScheduleICondensedParentCompanyBalanceSheetsParenthectical" xlink:type="extended">
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_StatementLineItems" xlink:label="loc_us-gaap_StatementLineItems_3B638F79AC172AA334839A2E9AF75822" xlink:type="locator" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_StatementTable" xlink:label="loc_us-gaap_StatementTable_AE5F19511164CC27680B9A2E9AF798FB" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_StatementLineItems_3B638F79AC172AA334839A2E9AF75822" xlink:to="loc_us-gaap_StatementTable_AE5F19511164CC27680B9A2E9AF798FB" xlink:type="arc" xbrldt:closed="true" xbrldt:contextElement="segment" />
    <loc xlink:href="http://xbrl.sec.gov/dei/2013/dei-2013-01-31.xsd#dei_LegalEntityAxis" xlink:label="loc_dei_LegalEntityAxis_8C8D1C567E7E2AF39D699A2E9AF77C57" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_StatementTable_AE5F19511164CC27680B9A2E9AF798FB" xlink:to="loc_dei_LegalEntityAxis_8C8D1C567E7E2AF39D699A2E9AF77C57" xlink:type="arc" />
    <loc xlink:href="http://xbrl.sec.gov/dei/2013/dei-2013-01-31.xsd#dei_EntityDomain" xlink:label="loc_dei_EntityDomain_E3B796B07378A4DDD6FB9A2E9AF71459_default" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_dei_LegalEntityAxis_8C8D1C567E7E2AF39D699A2E9AF77C57" xlink:to="loc_dei_EntityDomain_E3B796B07378A4DDD6FB9A2E9AF71459_default" xlink:type="arc" />
    <loc xlink:href="http://xbrl.sec.gov/dei/2013/dei-2013-01-31.xsd#dei_EntityDomain" xlink:label="loc_dei_EntityDomain_E3B796B07378A4DDD6FB9A2E9AF71459" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_dei_LegalEntityAxis_8C8D1C567E7E2AF39D699A2E9AF77C57" xlink:to="loc_dei_EntityDomain_E3B796B07378A4DDD6FB9A2E9AF71459" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ParentCompanyMember" xlink:label="loc_us-gaap_ParentCompanyMember_3E5F1FD614CBCA87B29A9A2E9AF71DCB" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityDomain_E3B796B07378A4DDD6FB9A2E9AF71459" xlink:to="loc_us-gaap_ParentCompanyMember_3E5F1FD614CBCA87B29A9A2E9AF71DCB" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_CommonStockParOrStatedValuePerShare" xlink:label="loc_us-gaap_CommonStockParOrStatedValuePerShare_C2C9803655F890F69D489A2E9AF7E873" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_3B638F79AC172AA334839A2E9AF75822" xlink:to="loc_us-gaap_CommonStockParOrStatedValuePerShare_C2C9803655F890F69D489A2E9AF7E873" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_CommonStockSharesAuthorized" xlink:label="loc_us-gaap_CommonStockSharesAuthorized_CA7CD2CED84EE3C13EBC9A2E9AF76A70" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_3B638F79AC172AA334839A2E9AF75822" xlink:to="loc_us-gaap_CommonStockSharesAuthorized_CA7CD2CED84EE3C13EBC9A2E9AF76A70" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_CommonStockSharesIssued" xlink:label="loc_us-gaap_CommonStockSharesIssued_136225525564EE9CD8D89A2E9AF70280" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_3B638F79AC172AA334839A2E9AF75822" xlink:to="loc_us-gaap_CommonStockSharesIssued_136225525564EE9CD8D89A2E9AF70280" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_CommonStockSharesOutstanding" xlink:label="loc_us-gaap_CommonStockSharesOutstanding_C972F6C15F397FF95BDC9A2E9AF7DB8C" xlink:type="locator" />
    <definitionArc order="4" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_3B638F79AC172AA334839A2E9AF75822" xlink:to="loc_us-gaap_CommonStockSharesOutstanding_C972F6C15F397FF95BDC9A2E9AF7DB8C" xlink:type="arc" />
  </definitionLink>
  <definitionLink xlink:role="http://www.micron.com/role/ScheduleICondensedParentCompanyCashFlowsDetails" xlink:type="extended">
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_CondensedCashFlowStatementsCaptionsLineItems" xlink:label="loc_us-gaap_CondensedCashFlowStatementsCaptionsLineItems_E6A03040280C66A0BAB79A2E9A53BB44" xlink:type="locator" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_CondensedCashFlowStatementTable" xlink:label="loc_us-gaap_CondensedCashFlowStatementTable_1508EA455E2348E4A67C9A2E9A523F49" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_CondensedCashFlowStatementsCaptionsLineItems_E6A03040280C66A0BAB79A2E9A53BB44" xlink:to="loc_us-gaap_CondensedCashFlowStatementTable_1508EA455E2348E4A67C9A2E9A523F49" xlink:type="arc" xbrldt:closed="true" xbrldt:contextElement="segment" />
    <loc xlink:href="http://xbrl.sec.gov/dei/2013/dei-2013-01-31.xsd#dei_LegalEntityAxis" xlink:label="loc_dei_LegalEntityAxis_CF247448791EE6AD25C09A2E9A52D342" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_CondensedCashFlowStatementTable_1508EA455E2348E4A67C9A2E9A523F49" xlink:to="loc_dei_LegalEntityAxis_CF247448791EE6AD25C09A2E9A52D342" xlink:type="arc" />
    <loc xlink:href="http://xbrl.sec.gov/dei/2013/dei-2013-01-31.xsd#dei_EntityDomain" xlink:label="loc_dei_EntityDomain_B9CD34248DE8F15E40F69A2E9A528690_default" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_dei_LegalEntityAxis_CF247448791EE6AD25C09A2E9A52D342" xlink:to="loc_dei_EntityDomain_B9CD34248DE8F15E40F69A2E9A528690_default" xlink:type="arc" />
    <loc xlink:href="http://xbrl.sec.gov/dei/2013/dei-2013-01-31.xsd#dei_EntityDomain" xlink:label="loc_dei_EntityDomain_B9CD34248DE8F15E40F69A2E9A528690" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_dei_LegalEntityAxis_CF247448791EE6AD25C09A2E9A52D342" xlink:to="loc_dei_EntityDomain_B9CD34248DE8F15E40F69A2E9A528690" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ParentCompanyMember" xlink:label="loc_us-gaap_ParentCompanyMember_D6243950E2F4C86469449A2E9A530A74" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityDomain_B9CD34248DE8F15E40F69A2E9A528690" xlink:to="loc_us-gaap_ParentCompanyMember_D6243950E2F4C86469449A2E9A530A74" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations" xlink:label="loc_us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations_1DAB066BBDED947234C79A2E9A53900A" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_CondensedCashFlowStatementsCaptionsLineItems_E6A03040280C66A0BAB79A2E9A53BB44" xlink:to="loc_us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations_1DAB066BBDED947234C79A2E9A53900A" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract" xlink:label="loc_us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_F074EAA9EA048AE369199A2E9A53B25F" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_CondensedCashFlowStatementsCaptionsLineItems_E6A03040280C66A0BAB79A2E9A53BB44" xlink:to="loc_us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_F074EAA9EA048AE369199A2E9A53B25F" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_PaymentsToAcquireAvailableForSaleSecurities" xlink:label="loc_us-gaap_PaymentsToAcquireAvailableForSaleSecurities_91CA534FFA91F152F4919A2E9A5361C9" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_F074EAA9EA048AE369199A2E9A53B25F" xlink:to="loc_us-gaap_PaymentsToAcquireAvailableForSaleSecurities_91CA534FFA91F152F4919A2E9A5361C9" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_PaymentsToAcquireBusinessesGross" xlink:label="loc_us-gaap_PaymentsToAcquireBusinessesGross_862F61F51A6E07ABE6519A2E9A53F88C" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_F074EAA9EA048AE369199A2E9A53B25F" xlink:to="loc_us-gaap_PaymentsToAcquireBusinessesGross_862F61F51A6E07ABE6519A2E9A53F88C" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_PaymentsToAcquirePropertyPlantAndEquipment" xlink:label="loc_us-gaap_PaymentsToAcquirePropertyPlantAndEquipment_8EE570B23120CD60040D9A2E9A53C08C" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_F074EAA9EA048AE369199A2E9A53B25F" xlink:to="loc_us-gaap_PaymentsToAcquirePropertyPlantAndEquipment_8EE570B23120CD60040D9A2E9A53C08C" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_PaymentsForDerivativeAndHedgeInvestingActivities" xlink:label="loc_mu_PaymentsForDerivativeAndHedgeInvestingActivities_9E1632241803D6F8AE3D9A2E9A537AB9" xlink:type="locator" />
    <definitionArc order="4" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_F074EAA9EA048AE369199A2E9A53B25F" xlink:to="loc_mu_PaymentsForDerivativeAndHedgeInvestingActivities_9E1632241803D6F8AE3D9A2E9A537AB9" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_PaymentsToAcquireNotesReceivable" xlink:label="loc_us-gaap_PaymentsToAcquireNotesReceivable_E6DC67C0B5E3D4C418F99A2E9A534E67" xlink:type="locator" />
    <definitionArc order="5" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_F074EAA9EA048AE369199A2E9A53B25F" xlink:to="loc_us-gaap_PaymentsToAcquireNotesReceivable_E6DC67C0B5E3D4C418F99A2E9A534E67" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_PaymentsToAcquireIntangibleAssets" xlink:label="loc_us-gaap_PaymentsToAcquireIntangibleAssets_658011B0CF9CBF64923C9A2E9A535DB4" xlink:type="locator" />
    <definitionArc order="6" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_F074EAA9EA048AE369199A2E9A53B25F" xlink:to="loc_us-gaap_PaymentsToAcquireIntangibleAssets_658011B0CF9CBF64923C9A2E9A535DB4" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_PaymentsForAdditionalContributionsInSubsidiaries" xlink:label="loc_mu_PaymentsForAdditionalContributionsInSubsidiaries_B795140F510FA3388D689A2E9A53587B" xlink:type="locator" />
    <definitionArc order="7" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_F074EAA9EA048AE369199A2E9A53B25F" xlink:to="loc_mu_PaymentsForAdditionalContributionsInSubsidiaries_B795140F510FA3388D689A2E9A53587B" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_PaymentsToAcquireEquityMethodInvestments" xlink:label="loc_us-gaap_PaymentsToAcquireEquityMethodInvestments_3E2D141EC695D5379C4D9A2E9A536E6C" xlink:type="locator" />
    <definitionArc order="8" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_F074EAA9EA048AE369199A2E9A53B25F" xlink:to="loc_us-gaap_PaymentsToAcquireEquityMethodInvestments_3E2D141EC695D5379C4D9A2E9A536E6C" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_CashPaidForEarlyTerminationOfLeaseOfFacilityToSubsidiary" xlink:label="loc_mu_CashPaidForEarlyTerminationOfLeaseOfFacilityToSubsidiary_2216BAC169757B9544E29A2E9A5329E5" xlink:type="locator" />
    <definitionArc order="9" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_F074EAA9EA048AE369199A2E9A53B25F" xlink:to="loc_mu_CashPaidForEarlyTerminationOfLeaseOfFacilityToSubsidiary_2216BAC169757B9544E29A2E9A5329E5" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_PaymentsToAcquireInterestInSubsidiariesAndAffiliates" xlink:label="loc_us-gaap_PaymentsToAcquireInterestInSubsidiariesAndAffiliates_C331CF88EF9815F839A89A2E9A5343C3" xlink:type="locator" />
    <definitionArc order="10" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_F074EAA9EA048AE369199A2E9A53B25F" xlink:to="loc_us-gaap_PaymentsToAcquireInterestInSubsidiariesAndAffiliates_C331CF88EF9815F839A89A2E9A5343C3" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_ProceedsFromRepaymentofLoansToSubsidiariesNet" xlink:label="loc_mu_ProceedsFromRepaymentofLoansToSubsidiariesNet_CD1E7850B3FEDA5ABD2C9A2E9A5382E3" xlink:type="locator" />
    <definitionArc order="11" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_F074EAA9EA048AE369199A2E9A53B25F" xlink:to="loc_mu_ProceedsFromRepaymentofLoansToSubsidiariesNet_CD1E7850B3FEDA5ABD2C9A2E9A5382E3" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ProceedsFromSaleAndMaturityOfAvailableForSaleSecurities" xlink:label="loc_us-gaap_ProceedsFromSaleAndMaturityOfAvailableForSaleSecurities_B8C32B4D0FE2F7AA4CFC9A2E9A53B0D9" xlink:type="locator" />
    <definitionArc order="12" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_F074EAA9EA048AE369199A2E9A53B25F" xlink:to="loc_us-gaap_ProceedsFromSaleAndMaturityOfAvailableForSaleSecurities_B8C32B4D0FE2F7AA4CFC9A2E9A53B0D9" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_ProceedsfromSubsidiariesDistributionsReturnofCapital" xlink:label="loc_mu_ProceedsfromSubsidiariesDistributionsReturnofCapital_201A6F31571A418AE2009A2E9A532329" xlink:type="locator" />
    <definitionArc order="13" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_F074EAA9EA048AE369199A2E9A53B25F" xlink:to="loc_mu_ProceedsfromSubsidiariesDistributionsReturnofCapital_201A6F31571A418AE2009A2E9A532329" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ProceedsFromSaleOfPropertyPlantAndEquipment" xlink:label="loc_us-gaap_ProceedsFromSaleOfPropertyPlantAndEquipment_9940431C08D85E38F8B99A2E9A530DA4" xlink:type="locator" />
    <definitionArc order="14" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_F074EAA9EA048AE369199A2E9A53B25F" xlink:to="loc_us-gaap_ProceedsFromSaleOfPropertyPlantAndEquipment_9940431C08D85E38F8B99A2E9A530DA4" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_ProceedsForDerivativeAndHedgeInvestingActivities" xlink:label="loc_mu_ProceedsForDerivativeAndHedgeInvestingActivities_23FFA9AD97569654E9339A2E9A53FC99" xlink:type="locator" />
    <definitionArc order="15" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_F074EAA9EA048AE369199A2E9A53B25F" xlink:to="loc_mu_ProceedsForDerivativeAndHedgeInvestingActivities_23FFA9AD97569654E9339A2E9A53FC99" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_PaymentsForProceedsFromOtherInvestingActivities" xlink:label="loc_us-gaap_PaymentsForProceedsFromOtherInvestingActivities_B403B6047A84609086FC9A2E9A534557" xlink:type="locator" />
    <definitionArc order="16" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_F074EAA9EA048AE369199A2E9A53B25F" xlink:to="loc_us-gaap_PaymentsForProceedsFromOtherInvestingActivities_B403B6047A84609086FC9A2E9A534557" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_NetCashProvidedByUsedInInvestingActivitiesContinuingOperations" xlink:label="loc_us-gaap_NetCashProvidedByUsedInInvestingActivitiesContinuingOperations_43D5F9490C72C8B093599A2E9A542509" xlink:type="locator" />
    <definitionArc order="17" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_F074EAA9EA048AE369199A2E9A53B25F" xlink:to="loc_us-gaap_NetCashProvidedByUsedInInvestingActivitiesContinuingOperations_43D5F9490C72C8B093599A2E9A542509" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract" xlink:label="loc_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_0F202CFCE0A29C0D95979A2E9A54BB72" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_CondensedCashFlowStatementsCaptionsLineItems_E6A03040280C66A0BAB79A2E9A53BB44" xlink:to="loc_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_0F202CFCE0A29C0D95979A2E9A54BB72" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ProceedsFromIssuanceOfLongTermDebt" xlink:label="loc_us-gaap_ProceedsFromIssuanceOfLongTermDebt_2301E61BC2019B1F19F09A2E9A5430DE" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_0F202CFCE0A29C0D95979A2E9A54BB72" xlink:to="loc_us-gaap_ProceedsFromIssuanceOfLongTermDebt_2301E61BC2019B1F19F09A2E9A5430DE" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ProceedsFromIssuanceOrSaleOfEquity" xlink:label="loc_us-gaap_ProceedsFromIssuanceOrSaleOfEquity_6259F2DD259428CC271F9A2E9A548C2C" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_0F202CFCE0A29C0D95979A2E9A54BB72" xlink:to="loc_us-gaap_ProceedsFromIssuanceOrSaleOfEquity_6259F2DD259428CC271F9A2E9A548C2C" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_SaleLeasebackTransactionGrossProceeds" xlink:label="loc_us-gaap_SaleLeasebackTransactionGrossProceeds_8F63BAA9122808695E739A2E9A54E6A0" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_0F202CFCE0A29C0D95979A2E9A54BB72" xlink:to="loc_us-gaap_SaleLeasebackTransactionGrossProceeds_8F63BAA9122808695E739A2E9A54E6A0" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_OptionIndexedToIssuersEquitySettlementCashReceived" xlink:label="loc_mu_OptionIndexedToIssuersEquitySettlementCashReceived_38320067D11FF351315F9A2E9A541FAD" xlink:type="locator" />
    <definitionArc order="4" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_0F202CFCE0A29C0D95979A2E9A54BB72" xlink:to="loc_mu_OptionIndexedToIssuersEquitySettlementCashReceived_38320067D11FF351315F9A2E9A541FAD" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ProceedsFromMinorityShareholders" xlink:label="loc_us-gaap_ProceedsFromMinorityShareholders_590DF9394BBD4094F29D9A2E9A544F11" xlink:type="locator" />
    <definitionArc order="5" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_0F202CFCE0A29C0D95979A2E9A54BB72" xlink:to="loc_us-gaap_ProceedsFromMinorityShareholders_590DF9394BBD4094F29D9A2E9A544F11" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_RepaymentsOfLongTermDebtAndCapitalSecurities" xlink:label="loc_us-gaap_RepaymentsOfLongTermDebtAndCapitalSecurities_09FEE79FAB44D63B4A3C9A2E9A546403" xlink:type="locator" />
    <definitionArc order="6" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_0F202CFCE0A29C0D95979A2E9A54BB72" xlink:to="loc_us-gaap_RepaymentsOfLongTermDebtAndCapitalSecurities_09FEE79FAB44D63B4A3C9A2E9A546403" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_PaymentsOnEquipmentPurchaseContracts" xlink:label="loc_mu_PaymentsOnEquipmentPurchaseContracts_1A8EBBBFBD8FE3AB72FA9A2E9A548619" xlink:type="locator" />
    <definitionArc order="7" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_0F202CFCE0A29C0D95979A2E9A54BB72" xlink:to="loc_mu_PaymentsOnEquipmentPurchaseContracts_1A8EBBBFBD8FE3AB72FA9A2E9A548619" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_OptionIndexedToIssuersEquityCashPaid" xlink:label="loc_mu_OptionIndexedToIssuersEquityCashPaid_79C2561201BAC914DA369A2E9A54F7DD" xlink:type="locator" />
    <definitionArc order="8" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_0F202CFCE0A29C0D95979A2E9A54BB72" xlink:to="loc_mu_OptionIndexedToIssuersEquityCashPaid_79C2561201BAC914DA369A2E9A54F7DD" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_PaymentsToAcquireIntangibleAssetsFinancingActivities" xlink:label="loc_mu_PaymentsToAcquireIntangibleAssetsFinancingActivities_20CB5E39C895D239C4689A2E9A54FE26" xlink:type="locator" />
    <definitionArc order="9" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_0F202CFCE0A29C0D95979A2E9A54BB72" xlink:to="loc_mu_PaymentsToAcquireIntangibleAssetsFinancingActivities_20CB5E39C895D239C4689A2E9A54FE26" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_PaymentsOfFinancingCosts" xlink:label="loc_us-gaap_PaymentsOfFinancingCosts_9A7762BA37441CE899DC9A2E9A5429EB" xlink:type="locator" />
    <definitionArc order="10" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_0F202CFCE0A29C0D95979A2E9A54BB72" xlink:to="loc_us-gaap_PaymentsOfFinancingCosts_9A7762BA37441CE899DC9A2E9A5429EB" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_PaymentsForRepurchaseOfCommonStock" xlink:label="loc_us-gaap_PaymentsForRepurchaseOfCommonStock_1E0CC3C25E1458986D389A2E9A5407A5" xlink:type="locator" />
    <definitionArc order="11" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_0F202CFCE0A29C0D95979A2E9A54BB72" xlink:to="loc_us-gaap_PaymentsForRepurchaseOfCommonStock_1E0CC3C25E1458986D389A2E9A5407A5" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ProceedsFromPaymentsForOtherFinancingActivities" xlink:label="loc_us-gaap_ProceedsFromPaymentsForOtherFinancingActivities_67E1E83B0DD6C34F5BA49A2E9A544937" xlink:type="locator" />
    <definitionArc order="12" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_0F202CFCE0A29C0D95979A2E9A54BB72" xlink:to="loc_us-gaap_ProceedsFromPaymentsForOtherFinancingActivities_67E1E83B0DD6C34F5BA49A2E9A544937" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_NetCashProvidedByUsedInFinancingActivitiesContinuingOperations" xlink:label="loc_us-gaap_NetCashProvidedByUsedInFinancingActivitiesContinuingOperations_4A5209E9A89F0A43FAFE9A2E9A54671A" xlink:type="locator" />
    <definitionArc order="13" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_0F202CFCE0A29C0D95979A2E9A54BB72" xlink:to="loc_us-gaap_NetCashProvidedByUsedInFinancingActivitiesContinuingOperations_4A5209E9A89F0A43FAFE9A2E9A54671A" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease" xlink:label="loc_us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease_B5F89A846FF6CF48E1EF9A2E9A54ECEF" xlink:type="locator" />
    <definitionArc order="4" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_CondensedCashFlowStatementsCaptionsLineItems_E6A03040280C66A0BAB79A2E9A53BB44" xlink:to="loc_us-gaap_CashAndCashEquivalentsPeriodIncreaseDecrease_B5F89A846FF6CF48E1EF9A2E9A54ECEF" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_CashAndCashEquivalentsAtCarryingValue" xlink:label="loc_us-gaap_CashAndCashEquivalentsAtCarryingValue_3AF7A8A6A7ED98BDED229A2E9A540D5C" xlink:type="locator" />
    <definitionArc order="5" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_CondensedCashFlowStatementsCaptionsLineItems_E6A03040280C66A0BAB79A2E9A53BB44" xlink:to="loc_us-gaap_CashAndCashEquivalentsAtCarryingValue_3AF7A8A6A7ED98BDED229A2E9A540D5C" xlink:type="arc" />
  </definitionLink>
  <definitionLink xlink:role="http://www.micron.com/role/ScheduleICondensedParentCompanyDebtDisclosuresDetails" xlink:type="extended">
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DebtInstrumentLineItems" xlink:label="loc_us-gaap_DebtInstrumentLineItems_9F48872DB89B39DF9D649A2E9B8039A3" xlink:type="locator" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DebtInstrumentTable" xlink:label="loc_us-gaap_DebtInstrumentTable_140DF2DFD430A292D50B9A2E9B7EE32C" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_DebtInstrumentLineItems_9F48872DB89B39DF9D649A2E9B8039A3" xlink:to="loc_us-gaap_DebtInstrumentTable_140DF2DFD430A292D50B9A2E9B7EE32C" xlink:type="arc" xbrldt:closed="true" xbrldt:contextElement="segment" />
    <loc xlink:href="http://xbrl.sec.gov/dei/2013/dei-2013-01-31.xsd#dei_LegalEntityAxis" xlink:label="loc_dei_LegalEntityAxis_DDABC238CA975356FD919A2E9B7E02E1" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DebtInstrumentTable_140DF2DFD430A292D50B9A2E9B7EE32C" xlink:to="loc_dei_LegalEntityAxis_DDABC238CA975356FD919A2E9B7E02E1" xlink:type="arc" />
    <loc xlink:href="http://xbrl.sec.gov/dei/2013/dei-2013-01-31.xsd#dei_EntityDomain" xlink:label="loc_dei_EntityDomain_517EB46BB38F9A31BF229A2E9B7E234A_default" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_dei_LegalEntityAxis_DDABC238CA975356FD919A2E9B7E02E1" xlink:to="loc_dei_EntityDomain_517EB46BB38F9A31BF229A2E9B7E234A_default" xlink:type="arc" />
    <loc xlink:href="http://xbrl.sec.gov/dei/2013/dei-2013-01-31.xsd#dei_EntityDomain" xlink:label="loc_dei_EntityDomain_517EB46BB38F9A31BF229A2E9B7E234A" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_dei_LegalEntityAxis_DDABC238CA975356FD919A2E9B7E02E1" xlink:to="loc_dei_EntityDomain_517EB46BB38F9A31BF229A2E9B7E234A" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ParentCompanyMember" xlink:label="loc_us-gaap_ParentCompanyMember_1C0B98526F26A7D34BD79A2E9B7E7CA6" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityDomain_517EB46BB38F9A31BF229A2E9B7E234A" xlink:to="loc_us-gaap_ParentCompanyMember_1C0B98526F26A7D34BD79A2E9B7E7CA6" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_LongtermDebtTypeAxis" xlink:label="loc_us-gaap_LongtermDebtTypeAxis_A6FFD65054EF657ED26D9A2E9B7E02E1" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DebtInstrumentTable_140DF2DFD430A292D50B9A2E9B7EE32C" xlink:to="loc_us-gaap_LongtermDebtTypeAxis_A6FFD65054EF657ED26D9A2E9B7E02E1" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_LongtermDebtTypeDomain" xlink:label="loc_us-gaap_LongtermDebtTypeDomain_6E6D75AD8BEE244318BC9A2E9B7EB092_default" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_LongtermDebtTypeAxis_A6FFD65054EF657ED26D9A2E9B7E02E1" xlink:to="loc_us-gaap_LongtermDebtTypeDomain_6E6D75AD8BEE244318BC9A2E9B7EB092_default" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_LongtermDebtTypeDomain" xlink:label="loc_us-gaap_LongtermDebtTypeDomain_6E6D75AD8BEE244318BC9A2E9B7EB092" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_LongtermDebtTypeAxis_A6FFD65054EF657ED26D9A2E9B7E02E1" xlink:to="loc_us-gaap_LongtermDebtTypeDomain_6E6D75AD8BEE244318BC9A2E9B7EB092" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_CapitalLeaseObligationsMember" xlink:label="loc_us-gaap_CapitalLeaseObligationsMember_7346515DFA3E963670059A2E9B7E44E1" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LongtermDebtTypeDomain_6E6D75AD8BEE244318BC9A2E9B7EB092" xlink:to="loc_us-gaap_CapitalLeaseObligationsMember_7346515DFA3E963670059A2E9B7E44E1" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_NotesPayableOtherPayablesMember" xlink:label="loc_us-gaap_NotesPayableOtherPayablesMember_B5B9A5CCF13CEB89608E9A2E9B7EC291" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LongtermDebtTypeDomain_6E6D75AD8BEE244318BC9A2E9B7EB092" xlink:to="loc_us-gaap_NotesPayableOtherPayablesMember_B5B9A5CCF13CEB89608E9A2E9B7EC291" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_LoansPayableMember" xlink:label="loc_us-gaap_LoansPayableMember_6B89269ABE4C88DECEC19A2E9B7EDE15" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LongtermDebtTypeDomain_6E6D75AD8BEE244318BC9A2E9B7EB092" xlink:to="loc_us-gaap_LoansPayableMember_6B89269ABE4C88DECEC19A2E9B7EDE15" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DebtInstrumentAxis" xlink:label="loc_us-gaap_DebtInstrumentAxis_80C56E6B771447A538329A2E9B7E3580" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DebtInstrumentTable_140DF2DFD430A292D50B9A2E9B7EE32C" xlink:to="loc_us-gaap_DebtInstrumentAxis_80C56E6B771447A538329A2E9B7E3580" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DebtInstrumentNameDomain" xlink:label="loc_us-gaap_DebtInstrumentNameDomain_54A8F729C20B157858EF9A2E9B7E2C73_default" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_DebtInstrumentAxis_80C56E6B771447A538329A2E9B7E3580" xlink:to="loc_us-gaap_DebtInstrumentNameDomain_54A8F729C20B157858EF9A2E9B7E2C73_default" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DebtInstrumentNameDomain" xlink:label="loc_us-gaap_DebtInstrumentNameDomain_54A8F729C20B157858EF9A2E9B7E2C73" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_DebtInstrumentAxis_80C56E6B771447A538329A2E9B7E3580" xlink:to="loc_us-gaap_DebtInstrumentNameDomain_54A8F729C20B157858EF9A2E9B7E2C73" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_ConvertibleSeniorNotesDue2014Member" xlink:label="loc_mu_ConvertibleSeniorNotesDue2014Member_938E51B34221A992E16E9A2E9B7FFEBC" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_54A8F729C20B157858EF9A2E9B7E2C73" xlink:to="loc_mu_ConvertibleSeniorNotesDue2014Member_938E51B34221A992E16E9A2E9B7FFEBC" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_ConvertibleSeniorNotesDue2027Member" xlink:label="loc_mu_ConvertibleSeniorNotesDue2027Member_40378F6D6102ED4F66109A2E9B7FB83E" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_54A8F729C20B157858EF9A2E9B7E2C73" xlink:to="loc_mu_ConvertibleSeniorNotesDue2027Member_40378F6D6102ED4F66109A2E9B7FB83E" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_ConvertibleSeniorNotesDue2031AMember" xlink:label="loc_mu_ConvertibleSeniorNotesDue2031AMember_D9EDDD3D4839B8845D3D9A2E9B7F06DB" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_54A8F729C20B157858EF9A2E9B7E2C73" xlink:to="loc_mu_ConvertibleSeniorNotesDue2031AMember_D9EDDD3D4839B8845D3D9A2E9B7F06DB" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_ConvertibleSeniorNotesDue2031BMember" xlink:label="loc_mu_ConvertibleSeniorNotesDue2031BMember_CF45995959DAE599DE9A9A2E9B7F264D" xlink:type="locator" />
    <definitionArc order="4" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_54A8F729C20B157858EF9A2E9B7E2C73" xlink:to="loc_mu_ConvertibleSeniorNotesDue2031BMember_CF45995959DAE599DE9A9A2E9B7F264D" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_ConvertibleSeniorNotesDue2032CMember" xlink:label="loc_mu_ConvertibleSeniorNotesDue2032CMember_35EDD3CFC4147E985C569A2E9B7F836B" xlink:type="locator" />
    <definitionArc order="5" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_54A8F729C20B157858EF9A2E9B7E2C73" xlink:to="loc_mu_ConvertibleSeniorNotesDue2032CMember_35EDD3CFC4147E985C569A2E9B7F836B" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_ConvertibleSeniorNotesDue2032DMember" xlink:label="loc_mu_ConvertibleSeniorNotesDue2032DMember_1B5C99E11FAC1D4D6D639A2E9B7FD330" xlink:type="locator" />
    <definitionArc order="6" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_54A8F729C20B157858EF9A2E9B7E2C73" xlink:to="loc_mu_ConvertibleSeniorNotesDue2032DMember_1B5C99E11FAC1D4D6D639A2E9B7FD330" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_ConvertibleSeniorNotesDue2033EMember" xlink:label="loc_mu_ConvertibleSeniorNotesDue2033EMember_E645B3B85E922EE46A819A2E9B7FEA96" xlink:type="locator" />
    <definitionArc order="7" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_54A8F729C20B157858EF9A2E9B7E2C73" xlink:to="loc_mu_ConvertibleSeniorNotesDue2033EMember_E645B3B85E922EE46A819A2E9B7FEA96" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_ConvertibleSeniorNoteDue2033FMember" xlink:label="loc_mu_ConvertibleSeniorNoteDue2033FMember_E0692B8F6479A5E617DA9A2E9B7F6952" xlink:type="locator" />
    <definitionArc order="8" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_54A8F729C20B157858EF9A2E9B7E2C73" xlink:to="loc_mu_ConvertibleSeniorNoteDue2033FMember_E0692B8F6479A5E617DA9A2E9B7F6952" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_IntelSeniorNoteMember" xlink:label="loc_mu_IntelSeniorNoteMember_F3AE449CE9BEBC114B049A2E9B7FABF1" xlink:type="locator" />
    <definitionArc order="9" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_54A8F729C20B157858EF9A2E9B7E2C73" xlink:to="loc_mu_IntelSeniorNoteMember_F3AE449CE9BEBC114B049A2E9B7FABF1" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_SalesLeasebackTransactionsMember" xlink:label="loc_mu_SalesLeasebackTransactionsMember_90BBD4D248E3135E0C3D9A2E9B7FB9D5" xlink:type="locator" />
    <definitionArc order="10" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_54A8F729C20B157858EF9A2E9B7E2C73" xlink:to="loc_mu_SalesLeasebackTransactionsMember_90BBD4D248E3135E0C3D9A2E9B7FB9D5" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_GuaranteeObligationsByNatureAxis" xlink:label="loc_us-gaap_GuaranteeObligationsByNatureAxis_9E6816521AB27ADCEE429A2E9B7F2DAF" xlink:type="locator" />
    <definitionArc order="4" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DebtInstrumentTable_140DF2DFD430A292D50B9A2E9B7EE32C" xlink:to="loc_us-gaap_GuaranteeObligationsByNatureAxis_9E6816521AB27ADCEE429A2E9B7F2DAF" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_GuaranteeObligationsNatureDomain" xlink:label="loc_us-gaap_GuaranteeObligationsNatureDomain_8C0AF7C444F706DBD3759A2E9B7FDA78_default" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_GuaranteeObligationsByNatureAxis_9E6816521AB27ADCEE429A2E9B7F2DAF" xlink:to="loc_us-gaap_GuaranteeObligationsNatureDomain_8C0AF7C444F706DBD3759A2E9B7FDA78_default" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_GuaranteeObligationsNatureDomain" xlink:label="loc_us-gaap_GuaranteeObligationsNatureDomain_8C0AF7C444F706DBD3759A2E9B7FDA78" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_GuaranteeObligationsByNatureAxis_9E6816521AB27ADCEE429A2E9B7F2DAF" xlink:to="loc_us-gaap_GuaranteeObligationsNatureDomain_8C0AF7C444F706DBD3759A2E9B7FDA78" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_PaymentGuaranteeofSubsidiaryDebtMember" xlink:label="loc_mu_PaymentGuaranteeofSubsidiaryDebtMember_01E78466860474E306DE9A2E9B7F290F" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_GuaranteeObligationsNatureDomain_8C0AF7C444F706DBD3759A2E9B7FDA78" xlink:to="loc_mu_PaymentGuaranteeofSubsidiaryDebtMember_01E78466860474E306DE9A2E9B7F290F" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_PropertyPlantAndEquipmentByTypeAxis" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentByTypeAxis_9ED185021BC480EE5DB69A2E9B7FDE4D" xlink:type="locator" />
    <definitionArc order="5" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DebtInstrumentTable_140DF2DFD430A292D50B9A2E9B7EE32C" xlink:to="loc_us-gaap_PropertyPlantAndEquipmentByTypeAxis_9ED185021BC480EE5DB69A2E9B7FDE4D" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_PropertyPlantAndEquipmentTypeDomain" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentTypeDomain_2C17DEE4FC2EC9BE78B69A2E9B7FA8DF_default" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentByTypeAxis_9ED185021BC480EE5DB69A2E9B7FDE4D" xlink:to="loc_us-gaap_PropertyPlantAndEquipmentTypeDomain_2C17DEE4FC2EC9BE78B69A2E9B7FA8DF_default" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_PropertyPlantAndEquipmentTypeDomain" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentTypeDomain_2C17DEE4FC2EC9BE78B69A2E9B7FA8DF" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentByTypeAxis_9ED185021BC480EE5DB69A2E9B7FDE4D" xlink:to="loc_us-gaap_PropertyPlantAndEquipmentTypeDomain_2C17DEE4FC2EC9BE78B69A2E9B7FA8DF" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_EquipmentMember" xlink:label="loc_us-gaap_EquipmentMember_688ED42A52AA2D72BB729A2E9B7FAC7C" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentTypeDomain_2C17DEE4FC2EC9BE78B69A2E9B7FA8DF" xlink:to="loc_us-gaap_EquipmentMember_688ED42A52AA2D72BB729A2E9B7FAC7C" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_PropertyPlantAndEquipmentBySubtypeAxis" xlink:label="loc_mu_PropertyPlantAndEquipmentBySubtypeAxis_4E679688305FB5F92A5E9A2E9B7F7D1E" xlink:type="locator" />
    <definitionArc order="6" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_DebtInstrumentTable_140DF2DFD430A292D50B9A2E9B7EE32C" xlink:to="loc_mu_PropertyPlantAndEquipmentBySubtypeAxis_4E679688305FB5F92A5E9A2E9B7F7D1E" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_PropertyPlantAndEquipmentSubtypeDomain" xlink:label="loc_mu_PropertyPlantAndEquipmentSubtypeDomain_1BCA99A4881AE39B0BB79A2E9B7F81E7_default" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_mu_PropertyPlantAndEquipmentBySubtypeAxis_4E679688305FB5F92A5E9A2E9B7F7D1E" xlink:to="loc_mu_PropertyPlantAndEquipmentSubtypeDomain_1BCA99A4881AE39B0BB79A2E9B7F81E7_default" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_PropertyPlantAndEquipmentSubtypeDomain" xlink:label="loc_mu_PropertyPlantAndEquipmentSubtypeDomain_1BCA99A4881AE39B0BB79A2E9B7F81E7" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_mu_PropertyPlantAndEquipmentBySubtypeAxis_4E679688305FB5F92A5E9A2E9B7F7D1E" xlink:to="loc_mu_PropertyPlantAndEquipmentSubtypeDomain_1BCA99A4881AE39B0BB79A2E9B7F81E7" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_AssetsHeldUnderCapitalLeasesMember" xlink:label="loc_us-gaap_AssetsHeldUnderCapitalLeasesMember_73AA558B7D9FD9DF69C49A2E9B8028FE" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_mu_PropertyPlantAndEquipmentSubtypeDomain_1BCA99A4881AE39B0BB79A2E9B7F81E7" xlink:to="loc_us-gaap_AssetsHeldUnderCapitalLeasesMember_73AA558B7D9FD9DF69C49A2E9B8028FE" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DebtAndCapitalLeaseObligations" xlink:label="loc_us-gaap_DebtAndCapitalLeaseObligations_470750FC28974592CEED9A2E9B800098" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_9F48872DB89B39DF9D649A2E9B8039A3" xlink:to="loc_us-gaap_DebtAndCapitalLeaseObligations_470750FC28974592CEED9A2E9B800098" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DebtCurrent" xlink:label="loc_us-gaap_DebtCurrent_DDF98D15AD79B4073EBB9A2E9B8025A6" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_9F48872DB89B39DF9D649A2E9B8039A3" xlink:to="loc_us-gaap_DebtCurrent_DDF98D15AD79B4073EBB9A2E9B8025A6" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_LongTermDebtAndCapitalLeaseObligations" xlink:label="loc_us-gaap_LongTermDebtAndCapitalLeaseObligations_73981E835205504732909A2E9B804787" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_9F48872DB89B39DF9D649A2E9B8039A3" xlink:to="loc_us-gaap_LongTermDebtAndCapitalLeaseObligations_73981E835205504732909A2E9B804787" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_SeniorNotesandCapitalLeases" xlink:label="loc_mu_SeniorNotesandCapitalLeases_80CFFEE1CDB0033732499A2E9B8034C3" xlink:type="locator" />
    <definitionArc order="4" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_9F48872DB89B39DF9D649A2E9B8039A3" xlink:to="loc_mu_SeniorNotesandCapitalLeases_80CFFEE1CDB0033732499A2E9B8034C3" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_GuaranteeObligationsMaximumExposure" xlink:label="loc_us-gaap_GuaranteeObligationsMaximumExposure_EEB78B2EF14AA5E236859A2E9B80B1E7" xlink:type="locator" />
    <definitionArc order="5" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_9F48872DB89B39DF9D649A2E9B8039A3" xlink:to="loc_us-gaap_GuaranteeObligationsMaximumExposure_EEB78B2EF14AA5E236859A2E9B80B1E7" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_LeasesCapitalAbstract" xlink:label="loc_us-gaap_LeasesCapitalAbstract_F011B8154BC9B8D47F729A2E9B801F7B" xlink:type="locator" />
    <definitionArc order="6" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_9F48872DB89B39DF9D649A2E9B8039A3" xlink:to="loc_us-gaap_LeasesCapitalAbstract_F011B8154BC9B8D47F729A2E9B801F7B" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_WeightedAverageRemainingTerm" xlink:label="loc_mu_WeightedAverageRemainingTerm_9C2019CEBABFA14949949A2E9B8071C6" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LeasesCapitalAbstract_F011B8154BC9B8D47F729A2E9B801F7B" xlink:to="loc_mu_WeightedAverageRemainingTerm_9C2019CEBABFA14949949A2E9B8071C6" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DebtInstrumentInterestRateEffectivePercentage" xlink:label="loc_us-gaap_DebtInstrumentInterestRateEffectivePercentage_2D04FA2399B0FB4AFBC89A2E9B8049BC" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LeasesCapitalAbstract_F011B8154BC9B8D47F729A2E9B801F7B" xlink:to="loc_us-gaap_DebtInstrumentInterestRateEffectivePercentage_2D04FA2399B0FB4AFBC89A2E9B8049BC" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_SaleLeasebackTransactionGrossProceeds" xlink:label="loc_us-gaap_SaleLeasebackTransactionGrossProceeds_11F81BE7FDFD5E73A4A89A2E9B80981D" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LeasesCapitalAbstract_F011B8154BC9B8D47F729A2E9B801F7B" xlink:to="loc_us-gaap_SaleLeasebackTransactionGrossProceeds_11F81BE7FDFD5E73A4A89A2E9B80981D" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_CapitalLeaseObligationsIncurred" xlink:label="loc_us-gaap_CapitalLeaseObligationsIncurred_07C4EB3890A789715C279A2E9B80DEA0" xlink:type="locator" />
    <definitionArc order="4" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LeasesCapitalAbstract_F011B8154BC9B8D47F729A2E9B801F7B" xlink:to="loc_us-gaap_CapitalLeaseObligationsIncurred_07C4EB3890A789715C279A2E9B80DEA0" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_SaleLeasebackTransactionImputedInterestRate" xlink:label="loc_us-gaap_SaleLeasebackTransactionImputedInterestRate_12B94E4E3BCB8AB38C169A2E9B80618F" xlink:type="locator" />
    <definitionArc order="5" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LeasesCapitalAbstract_F011B8154BC9B8D47F729A2E9B801F7B" xlink:to="loc_us-gaap_SaleLeasebackTransactionImputedInterestRate_12B94E4E3BCB8AB38C169A2E9B80618F" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DebtInstrumentMaturityDate" xlink:label="loc_us-gaap_DebtInstrumentMaturityDate_5EB0D418332C9F1435D49A2E9B80E1AC" xlink:type="locator" />
    <definitionArc order="6" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LeasesCapitalAbstract_F011B8154BC9B8D47F729A2E9B801F7B" xlink:to="loc_us-gaap_DebtInstrumentMaturityDate_5EB0D418332C9F1435D49A2E9B80E1AC" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_PropertyPlantAndEquipmentNet" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentNet_4E52FA3769901C39C8C49A2E9B80695F" xlink:type="locator" />
    <definitionArc order="7" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LeasesCapitalAbstract_F011B8154BC9B8D47F729A2E9B801F7B" xlink:to="loc_us-gaap_PropertyPlantAndEquipmentNet_4E52FA3769901C39C8C49A2E9B80695F" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_FiveYearScheduleOfMaturitiesOfDebtOfParentCompanyAbstract" xlink:label="loc_us-gaap_FiveYearScheduleOfMaturitiesOfDebtOfParentCompanyAbstract_DD9882CD9F5E7D90576D9A2E9B80DD8D" xlink:type="locator" />
    <definitionArc order="7" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DebtInstrumentLineItems_9F48872DB89B39DF9D649A2E9B8039A3" xlink:to="loc_us-gaap_FiveYearScheduleOfMaturitiesOfDebtOfParentCompanyAbstract_DD9882CD9F5E7D90576D9A2E9B80DD8D" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_FiveYearScheduleOfMaturitiesOfParentCompanyRepaymentsOfPrincipleWithinOneYear" xlink:label="loc_us-gaap_FiveYearScheduleOfMaturitiesOfParentCompanyRepaymentsOfPrincipleWithinOneYear_6DCEAF5DE4DDC8D2A2099A2E9B80FB93" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FiveYearScheduleOfMaturitiesOfDebtOfParentCompanyAbstract_DD9882CD9F5E7D90576D9A2E9B80DD8D" xlink:to="loc_us-gaap_FiveYearScheduleOfMaturitiesOfParentCompanyRepaymentsOfPrincipleWithinOneYear_6DCEAF5DE4DDC8D2A2099A2E9B80FB93" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_FiveYearScheduleOfMaturitiesOfParentCompanyRepaymentsOfPrincipleInYearTwo" xlink:label="loc_us-gaap_FiveYearScheduleOfMaturitiesOfParentCompanyRepaymentsOfPrincipleInYearTwo_96812DBBC486C90310559A2E9B8130BC" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FiveYearScheduleOfMaturitiesOfDebtOfParentCompanyAbstract_DD9882CD9F5E7D90576D9A2E9B80DD8D" xlink:to="loc_us-gaap_FiveYearScheduleOfMaturitiesOfParentCompanyRepaymentsOfPrincipleInYearTwo_96812DBBC486C90310559A2E9B8130BC" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_FiveYearScheduleOfMaturitiesOfParentCompanyRepaymentOfPrincipleInYearThree" xlink:label="loc_us-gaap_FiveYearScheduleOfMaturitiesOfParentCompanyRepaymentOfPrincipleInYearThree_8D8917112DECE2D71FDB9A2E9B817B74" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FiveYearScheduleOfMaturitiesOfDebtOfParentCompanyAbstract_DD9882CD9F5E7D90576D9A2E9B80DD8D" xlink:to="loc_us-gaap_FiveYearScheduleOfMaturitiesOfParentCompanyRepaymentOfPrincipleInYearThree_8D8917112DECE2D71FDB9A2E9B817B74" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_FiveYearScheduleOfMaturitiesOfParentCompanyRepaymentsOfPrincipleInYearFour" xlink:label="loc_us-gaap_FiveYearScheduleOfMaturitiesOfParentCompanyRepaymentsOfPrincipleInYearFour_B15140EADEBAB63223CC9A2E9B81131B" xlink:type="locator" />
    <definitionArc order="4" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FiveYearScheduleOfMaturitiesOfDebtOfParentCompanyAbstract_DD9882CD9F5E7D90576D9A2E9B80DD8D" xlink:to="loc_us-gaap_FiveYearScheduleOfMaturitiesOfParentCompanyRepaymentsOfPrincipleInYearFour_B15140EADEBAB63223CC9A2E9B81131B" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_FiveYearScheduleOfMaturitiesOfParentCompanyRepaymentsOfPrincipleInYearFive" xlink:label="loc_us-gaap_FiveYearScheduleOfMaturitiesOfParentCompanyRepaymentsOfPrincipleInYearFive_C77B6149366956A7BBEC9A2E9B8167B0" xlink:type="locator" />
    <definitionArc order="5" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FiveYearScheduleOfMaturitiesOfDebtOfParentCompanyAbstract_DD9882CD9F5E7D90576D9A2E9B80DD8D" xlink:to="loc_us-gaap_FiveYearScheduleOfMaturitiesOfParentCompanyRepaymentsOfPrincipleInYearFive_C77B6149366956A7BBEC9A2E9B8167B0" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_FiveYearScheduleOfMaturitiesOfParentCompanyRepaymentsOfPrincipalAfterYearFive" xlink:label="loc_us-gaap_FiveYearScheduleOfMaturitiesOfParentCompanyRepaymentsOfPrincipalAfterYearFive_BCE0CB3C60F8A4E1CA809A2E9B81897D" xlink:type="locator" />
    <definitionArc order="6" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FiveYearScheduleOfMaturitiesOfDebtOfParentCompanyAbstract_DD9882CD9F5E7D90576D9A2E9B80DD8D" xlink:to="loc_us-gaap_FiveYearScheduleOfMaturitiesOfParentCompanyRepaymentsOfPrincipalAfterYearFive_BCE0CB3C60F8A4E1CA809A2E9B81897D" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DebtInstrumentUnamortizedDiscount" xlink:label="loc_us-gaap_DebtInstrumentUnamortizedDiscount_29E0243E5FD46EF7A2BA9A2E9B81B5D5" xlink:type="locator" />
    <definitionArc order="7" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FiveYearScheduleOfMaturitiesOfDebtOfParentCompanyAbstract_DD9882CD9F5E7D90576D9A2E9B80DD8D" xlink:to="loc_us-gaap_DebtInstrumentUnamortizedDiscount_29E0243E5FD46EF7A2BA9A2E9B81B5D5" xlink:type="arc" />
  </definitionLink>
  <definitionLink xlink:role="http://www.micron.com/role/ScheduleICondensedParentCompanyFinancials" xlink:type="extended">
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_CondensedFinancialStatementsCaptionsLineItems" xlink:label="loc_us-gaap_CondensedFinancialStatementsCaptionsLineItems_51654F56C78699DC68079A2E9C49ED3C" xlink:type="locator" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ScheduleOfCondensedFinancialStatementsTable" xlink:label="loc_us-gaap_ScheduleOfCondensedFinancialStatementsTable_EDF7538A61A818838AC79A2E9C488488" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_CondensedFinancialStatementsCaptionsLineItems_51654F56C78699DC68079A2E9C49ED3C" xlink:to="loc_us-gaap_ScheduleOfCondensedFinancialStatementsTable_EDF7538A61A818838AC79A2E9C488488" xlink:type="arc" xbrldt:closed="true" xbrldt:contextElement="segment" />
    <loc xlink:href="http://xbrl.sec.gov/dei/2013/dei-2013-01-31.xsd#dei_LegalEntityAxis" xlink:label="loc_dei_LegalEntityAxis_D6B838FB6D9AB58B04149A2E9C48B094" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfCondensedFinancialStatementsTable_EDF7538A61A818838AC79A2E9C488488" xlink:to="loc_dei_LegalEntityAxis_D6B838FB6D9AB58B04149A2E9C48B094" xlink:type="arc" />
    <loc xlink:href="http://xbrl.sec.gov/dei/2013/dei-2013-01-31.xsd#dei_EntityDomain" xlink:label="loc_dei_EntityDomain_7CFB6C1DA7C1D1E421A29A2E9C4965B3_default" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_dei_LegalEntityAxis_D6B838FB6D9AB58B04149A2E9C48B094" xlink:to="loc_dei_EntityDomain_7CFB6C1DA7C1D1E421A29A2E9C4965B3_default" xlink:type="arc" />
    <loc xlink:href="http://xbrl.sec.gov/dei/2013/dei-2013-01-31.xsd#dei_EntityDomain" xlink:label="loc_dei_EntityDomain_7CFB6C1DA7C1D1E421A29A2E9C4965B3" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_dei_LegalEntityAxis_D6B838FB6D9AB58B04149A2E9C48B094" xlink:to="loc_dei_EntityDomain_7CFB6C1DA7C1D1E421A29A2E9C4965B3" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ParentCompanyMember" xlink:label="loc_us-gaap_ParentCompanyMember_2FCA7990F6FCD28C942A9A2E9C49EE61" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityDomain_7CFB6C1DA7C1D1E421A29A2E9C4965B3" xlink:to="loc_us-gaap_ParentCompanyMember_2FCA7990F6FCD28C942A9A2E9C49EE61" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_CondensedFinancialInformationOfParentCompanyOnlyDisclosureTextBlock" xlink:label="loc_us-gaap_CondensedFinancialInformationOfParentCompanyOnlyDisclosureTextBlock_93597244C48B485AE9AF9A2E9C49B4C9" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_CondensedFinancialStatementsCaptionsLineItems_51654F56C78699DC68079A2E9C49ED3C" xlink:to="loc_us-gaap_CondensedFinancialInformationOfParentCompanyOnlyDisclosureTextBlock_93597244C48B485AE9AF9A2E9C49B4C9" xlink:type="arc" />
  </definitionLink>
  <definitionLink xlink:role="http://www.micron.com/role/ScheduleICondensedParentCompanyFinancialsTables" xlink:type="extended">
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_CondensedFinancialStatementsCaptionsLineItems" xlink:label="loc_us-gaap_CondensedFinancialStatementsCaptionsLineItems_25C2B596E3A66FD237559A2E9C3DD79E" xlink:type="locator" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ScheduleOfCondensedFinancialStatementsTable" xlink:label="loc_us-gaap_ScheduleOfCondensedFinancialStatementsTable_D1B65FD1EF561FEF6F479A2E9C3DBB52" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_CondensedFinancialStatementsCaptionsLineItems_25C2B596E3A66FD237559A2E9C3DD79E" xlink:to="loc_us-gaap_ScheduleOfCondensedFinancialStatementsTable_D1B65FD1EF561FEF6F479A2E9C3DBB52" xlink:type="arc" xbrldt:closed="true" xbrldt:contextElement="segment" />
    <loc xlink:href="http://xbrl.sec.gov/dei/2013/dei-2013-01-31.xsd#dei_LegalEntityAxis" xlink:label="loc_dei_LegalEntityAxis_98BDCCDA3E455E2835089A2E9C3DBA5A" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfCondensedFinancialStatementsTable_D1B65FD1EF561FEF6F479A2E9C3DBB52" xlink:to="loc_dei_LegalEntityAxis_98BDCCDA3E455E2835089A2E9C3DBA5A" xlink:type="arc" />
    <loc xlink:href="http://xbrl.sec.gov/dei/2013/dei-2013-01-31.xsd#dei_EntityDomain" xlink:label="loc_dei_EntityDomain_59016CA66293F2DDDE2E9A2E9C3D9DE1_default" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_dei_LegalEntityAxis_98BDCCDA3E455E2835089A2E9C3DBA5A" xlink:to="loc_dei_EntityDomain_59016CA66293F2DDDE2E9A2E9C3D9DE1_default" xlink:type="arc" />
    <loc xlink:href="http://xbrl.sec.gov/dei/2013/dei-2013-01-31.xsd#dei_EntityDomain" xlink:label="loc_dei_EntityDomain_59016CA66293F2DDDE2E9A2E9C3D9DE1" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_dei_LegalEntityAxis_98BDCCDA3E455E2835089A2E9C3DBA5A" xlink:to="loc_dei_EntityDomain_59016CA66293F2DDDE2E9A2E9C3D9DE1" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ParentCompanyMember" xlink:label="loc_us-gaap_ParentCompanyMember_12DBD27189534DDE3BC99A2E9C3DC2F3" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityDomain_59016CA66293F2DDDE2E9A2E9C3D9DE1" xlink:to="loc_us-gaap_ParentCompanyMember_12DBD27189534DDE3BC99A2E9C3DC2F3" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ScheduleOfDebtInstrumentsTextBlock" xlink:label="loc_us-gaap_ScheduleOfDebtInstrumentsTextBlock_681A2105E683CCC6C5339A2E9C3D628F" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_CondensedFinancialStatementsCaptionsLineItems_25C2B596E3A66FD237559A2E9C3DD79E" xlink:to="loc_us-gaap_ScheduleOfDebtInstrumentsTextBlock_681A2105E683CCC6C5339A2E9C3D628F" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ScheduleOfMaturitiesOfLongTermDebtTableTextBlock" xlink:label="loc_us-gaap_ScheduleOfMaturitiesOfLongTermDebtTableTextBlock_D6B608611981C6D603CC9A2E9C3D85EA" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_CondensedFinancialStatementsCaptionsLineItems_25C2B596E3A66FD237559A2E9C3DD79E" xlink:to="loc_us-gaap_ScheduleOfMaturitiesOfLongTermDebtTableTextBlock_D6B608611981C6D603CC9A2E9C3D85EA" xlink:type="arc" />
  </definitionLink>
  <definitionLink xlink:role="http://www.micron.com/role/ScheduleICondensedParentCompanyOtherDisclosuresDetails" xlink:type="extended">
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_CondensedFinancialStatementsCaptionsLineItems" xlink:label="loc_us-gaap_CondensedFinancialStatementsCaptionsLineItems_54504C43A575080DFE2C9A2E9B9541A3" xlink:type="locator" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ScheduleOfCondensedFinancialStatementsTable" xlink:label="loc_us-gaap_ScheduleOfCondensedFinancialStatementsTable_B475A91911787AAD05A19A2E9B937A16" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_CondensedFinancialStatementsCaptionsLineItems_54504C43A575080DFE2C9A2E9B9541A3" xlink:to="loc_us-gaap_ScheduleOfCondensedFinancialStatementsTable_B475A91911787AAD05A19A2E9B937A16" xlink:type="arc" xbrldt:closed="true" xbrldt:contextElement="segment" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_RelatedPartyTransactionsByRelatedPartyAxis" xlink:label="loc_us-gaap_RelatedPartyTransactionsByRelatedPartyAxis_560AA1AD5AF417F518BC9A2E9B93E725" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfCondensedFinancialStatementsTable_B475A91911787AAD05A19A2E9B937A16" xlink:to="loc_us-gaap_RelatedPartyTransactionsByRelatedPartyAxis_560AA1AD5AF417F518BC9A2E9B93E725" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_RelatedPartyDomain" xlink:label="loc_us-gaap_RelatedPartyDomain_317ED30DC58FBB97E6F29A2E9B93BBB7_default" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_RelatedPartyTransactionsByRelatedPartyAxis_560AA1AD5AF417F518BC9A2E9B93E725" xlink:to="loc_us-gaap_RelatedPartyDomain_317ED30DC58FBB97E6F29A2E9B93BBB7_default" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_RelatedPartyDomain" xlink:label="loc_us-gaap_RelatedPartyDomain_317ED30DC58FBB97E6F29A2E9B93BBB7" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_RelatedPartyTransactionsByRelatedPartyAxis_560AA1AD5AF417F518BC9A2E9B93E725" xlink:to="loc_us-gaap_RelatedPartyDomain_317ED30DC58FBB97E6F29A2E9B93BBB7" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_AptinaMember" xlink:label="loc_mu_AptinaMember_6892196DD07DB9607E8D9A2E9B93EA71" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RelatedPartyDomain_317ED30DC58FBB97E6F29A2E9B93BBB7" xlink:to="loc_mu_AptinaMember_6892196DD07DB9607E8D9A2E9B93EA71" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_LongtermDebtTypeAxis" xlink:label="loc_us-gaap_LongtermDebtTypeAxis_9C167EB6A4C030A5A4C49A2E9B93CF27" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfCondensedFinancialStatementsTable_B475A91911787AAD05A19A2E9B937A16" xlink:to="loc_us-gaap_LongtermDebtTypeAxis_9C167EB6A4C030A5A4C49A2E9B93CF27" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_LongtermDebtTypeDomain" xlink:label="loc_us-gaap_LongtermDebtTypeDomain_D4F4C2E66201AB5A28399A2E9B93C439_default" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_LongtermDebtTypeAxis_9C167EB6A4C030A5A4C49A2E9B93CF27" xlink:to="loc_us-gaap_LongtermDebtTypeDomain_D4F4C2E66201AB5A28399A2E9B93C439_default" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_LongtermDebtTypeDomain" xlink:label="loc_us-gaap_LongtermDebtTypeDomain_D4F4C2E66201AB5A28399A2E9B93C439" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_LongtermDebtTypeAxis_9C167EB6A4C030A5A4C49A2E9B93CF27" xlink:to="loc_us-gaap_LongtermDebtTypeDomain_D4F4C2E66201AB5A28399A2E9B93C439" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_LineOfCreditMember" xlink:label="loc_us-gaap_LineOfCreditMember_B6986DB1D5FC7C68D1129A2E9B93A9FE" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LongtermDebtTypeDomain_D4F4C2E66201AB5A28399A2E9B93C439" xlink:to="loc_us-gaap_LineOfCreditMember_B6986DB1D5FC7C68D1129A2E9B93A9FE" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_BusinessAcquisitionAxis" xlink:label="loc_us-gaap_BusinessAcquisitionAxis_F263D1DD139910B3A8C99A2E9B93E4DE" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfCondensedFinancialStatementsTable_B475A91911787AAD05A19A2E9B937A16" xlink:to="loc_us-gaap_BusinessAcquisitionAxis_F263D1DD139910B3A8C99A2E9B93E4DE" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_BusinessAcquisitionAcquireeDomain" xlink:label="loc_us-gaap_BusinessAcquisitionAcquireeDomain_BA109EE6518496D29DB69A2E9B931398_default" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_BusinessAcquisitionAxis_F263D1DD139910B3A8C99A2E9B93E4DE" xlink:to="loc_us-gaap_BusinessAcquisitionAcquireeDomain_BA109EE6518496D29DB69A2E9B931398_default" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_BusinessAcquisitionAcquireeDomain" xlink:label="loc_us-gaap_BusinessAcquisitionAcquireeDomain_BA109EE6518496D29DB69A2E9B931398" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_BusinessAcquisitionAxis_F263D1DD139910B3A8C99A2E9B93E4DE" xlink:to="loc_us-gaap_BusinessAcquisitionAcquireeDomain_BA109EE6518496D29DB69A2E9B931398" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_ElpidaCompanyMember" xlink:label="loc_mu_ElpidaCompanyMember_A7BB1F604FAD600FC4249A2E9B9301C8" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_BusinessAcquisitionAcquireeDomain_BA109EE6518496D29DB69A2E9B931398" xlink:to="loc_mu_ElpidaCompanyMember_A7BB1F604FAD600FC4249A2E9B9301C8" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_LossContingenciesByNatureOfContingencyAxis" xlink:label="loc_us-gaap_LossContingenciesByNatureOfContingencyAxis_263192C1E6850F90DDF79A2E9B9319A5" xlink:type="locator" />
    <definitionArc order="4" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfCondensedFinancialStatementsTable_B475A91911787AAD05A19A2E9B937A16" xlink:to="loc_us-gaap_LossContingenciesByNatureOfContingencyAxis_263192C1E6850F90DDF79A2E9B9319A5" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_LossContingencyNatureDomain" xlink:label="loc_us-gaap_LossContingencyNatureDomain_B3B2A89010CB78CCA9329A2E9B935135_default" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_LossContingenciesByNatureOfContingencyAxis_263192C1E6850F90DDF79A2E9B9319A5" xlink:to="loc_us-gaap_LossContingencyNatureDomain_B3B2A89010CB78CCA9329A2E9B935135_default" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_LossContingencyNatureDomain" xlink:label="loc_us-gaap_LossContingencyNatureDomain_B3B2A89010CB78CCA9329A2E9B935135" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_LossContingenciesByNatureOfContingencyAxis_263192C1E6850F90DDF79A2E9B9319A5" xlink:to="loc_us-gaap_LossContingencyNatureDomain_B3B2A89010CB78CCA9329A2E9B935135" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_SecuritiesMatterMember" xlink:label="loc_mu_SecuritiesMatterMember_40D0B37A575A2F84B8859A2E9B94EA42" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LossContingencyNatureDomain_B3B2A89010CB78CCA9329A2E9B935135" xlink:to="loc_mu_SecuritiesMatterMember_40D0B37A575A2F84B8859A2E9B94EA42" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_LitigationCaseAxis" xlink:label="loc_us-gaap_LitigationCaseAxis_806E48E025BFB31560E09A2E9B943403" xlink:type="locator" />
    <definitionArc order="5" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfCondensedFinancialStatementsTable_B475A91911787AAD05A19A2E9B937A16" xlink:to="loc_us-gaap_LitigationCaseAxis_806E48E025BFB31560E09A2E9B943403" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_LitigationCaseTypeDomain" xlink:label="loc_us-gaap_LitigationCaseTypeDomain_0FAD45ACD78A44D5B55E9A2E9B94BD1A_default" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_LitigationCaseAxis_806E48E025BFB31560E09A2E9B943403" xlink:to="loc_us-gaap_LitigationCaseTypeDomain_0FAD45ACD78A44D5B55E9A2E9B94BD1A_default" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_LitigationCaseTypeDomain" xlink:label="loc_us-gaap_LitigationCaseTypeDomain_0FAD45ACD78A44D5B55E9A2E9B94BD1A" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_LitigationCaseAxis_806E48E025BFB31560E09A2E9B943403" xlink:to="loc_us-gaap_LitigationCaseTypeDomain_0FAD45ACD78A44D5B55E9A2E9B94BD1A" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_FormerShareholdersofElpidaMemoryIncMember" xlink:label="loc_mu_FormerShareholdersofElpidaMemoryIncMember_B2A115AE209A4B3445059A2E9B94BAAC" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LitigationCaseTypeDomain_0FAD45ACD78A44D5B55E9A2E9B94BD1A" xlink:to="loc_mu_FormerShareholdersofElpidaMemoryIncMember_B2A115AE209A4B3445059A2E9B94BAAC" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis" xlink:label="loc_us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis_339BD800C2FFCA1120BE9A2E9B947351" xlink:type="locator" />
    <definitionArc order="6" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfCondensedFinancialStatementsTable_B475A91911787AAD05A19A2E9B937A16" xlink:to="loc_us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis_339BD800C2FFCA1120BE9A2E9B947351" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_EquityMethodInvesteeNameDomain" xlink:label="loc_us-gaap_EquityMethodInvesteeNameDomain_0525DDE7BE38F42C79AE9A2E9B94AC32_default" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis_339BD800C2FFCA1120BE9A2E9B947351" xlink:to="loc_us-gaap_EquityMethodInvesteeNameDomain_0525DDE7BE38F42C79AE9A2E9B94AC32_default" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_EquityMethodInvesteeNameDomain" xlink:label="loc_us-gaap_EquityMethodInvesteeNameDomain_0525DDE7BE38F42C79AE9A2E9B94AC32" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis_339BD800C2FFCA1120BE9A2E9B947351" xlink:to="loc_us-gaap_EquityMethodInvesteeNameDomain_0525DDE7BE38F42C79AE9A2E9B94AC32" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_OtherEquityMethodInvetmentsMember" xlink:label="loc_mu_OtherEquityMethodInvetmentsMember_6756153E2C281558ABBA9A2E9B94F82B" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EquityMethodInvesteeNameDomain_0525DDE7BE38F42C79AE9A2E9B94AC32" xlink:to="loc_mu_OtherEquityMethodInvetmentsMember_6756153E2C281558ABBA9A2E9B94F82B" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_OtherEquityMethodInvestmentsNamesAxis" xlink:label="loc_mu_OtherEquityMethodInvestmentsNamesAxis_7BF43E5B4513C21F10219A2E9B94D304" xlink:type="locator" />
    <definitionArc order="7" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfCondensedFinancialStatementsTable_B475A91911787AAD05A19A2E9B937A16" xlink:to="loc_mu_OtherEquityMethodInvestmentsNamesAxis_7BF43E5B4513C21F10219A2E9B94D304" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_OtherEquityMethodInvestmentsNamesDomain" xlink:label="loc_mu_OtherEquityMethodInvestmentsNamesDomain_1EE3EC6ABD4782B1D6509A2E9B943CC1_default" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_mu_OtherEquityMethodInvestmentsNamesAxis_7BF43E5B4513C21F10219A2E9B94D304" xlink:to="loc_mu_OtherEquityMethodInvestmentsNamesDomain_1EE3EC6ABD4782B1D6509A2E9B943CC1_default" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_OtherEquityMethodInvestmentsNamesDomain" xlink:label="loc_mu_OtherEquityMethodInvestmentsNamesDomain_1EE3EC6ABD4782B1D6509A2E9B943CC1" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_mu_OtherEquityMethodInvestmentsNamesAxis_7BF43E5B4513C21F10219A2E9B94D304" xlink:to="loc_mu_OtherEquityMethodInvestmentsNamesDomain_1EE3EC6ABD4782B1D6509A2E9B943CC1" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_AptinaMember" xlink:label="loc_mu_AptinaMember_EDD06DC2ECE00711E45E9A2E9B94F23F" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_mu_OtherEquityMethodInvestmentsNamesDomain_1EE3EC6ABD4782B1D6509A2E9B943CC1" xlink:to="loc_mu_AptinaMember_EDD06DC2ECE00711E45E9A2E9B94F23F" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_TransformMember" xlink:label="loc_mu_TransformMember_11228580B3A0FFDDF88E9A2E9B941AC5" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_mu_OtherEquityMethodInvestmentsNamesDomain_1EE3EC6ABD4782B1D6509A2E9B943CC1" xlink:to="loc_mu_TransformMember_11228580B3A0FFDDF88E9A2E9B941AC5" xlink:type="arc" />
    <loc xlink:href="http://xbrl.sec.gov/dei/2013/dei-2013-01-31.xsd#dei_LegalEntityAxis" xlink:label="loc_dei_LegalEntityAxis_6EB2C406C81E424636F99A2E9B94296B" xlink:type="locator" />
    <definitionArc order="8" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfCondensedFinancialStatementsTable_B475A91911787AAD05A19A2E9B937A16" xlink:to="loc_dei_LegalEntityAxis_6EB2C406C81E424636F99A2E9B94296B" xlink:type="arc" />
    <loc xlink:href="http://xbrl.sec.gov/dei/2013/dei-2013-01-31.xsd#dei_EntityDomain" xlink:label="loc_dei_EntityDomain_58E9E3B3A82A028D435B9A2E9B9445A9_default" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_dei_LegalEntityAxis_6EB2C406C81E424636F99A2E9B94296B" xlink:to="loc_dei_EntityDomain_58E9E3B3A82A028D435B9A2E9B9445A9_default" xlink:type="arc" />
    <loc xlink:href="http://xbrl.sec.gov/dei/2013/dei-2013-01-31.xsd#dei_EntityDomain" xlink:label="loc_dei_EntityDomain_58E9E3B3A82A028D435B9A2E9B9445A9" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_dei_LegalEntityAxis_6EB2C406C81E424636F99A2E9B94296B" xlink:to="loc_dei_EntityDomain_58E9E3B3A82A028D435B9A2E9B9445A9" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ParentCompanyMember" xlink:label="loc_us-gaap_ParentCompanyMember_B8942E4F715222C9351A9A2E9B946D50" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityDomain_58E9E3B3A82A028D435B9A2E9B9445A9" xlink:to="loc_us-gaap_ParentCompanyMember_B8942E4F715222C9351A9A2E9B946D50" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_GuaranteeObligationsByNatureAxis" xlink:label="loc_us-gaap_GuaranteeObligationsByNatureAxis_AF80AA67B121C986EB3B9A2E9B954520" xlink:type="locator" />
    <definitionArc order="9" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfCondensedFinancialStatementsTable_B475A91911787AAD05A19A2E9B937A16" xlink:to="loc_us-gaap_GuaranteeObligationsByNatureAxis_AF80AA67B121C986EB3B9A2E9B954520" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_GuaranteeObligationsNatureDomain" xlink:label="loc_us-gaap_GuaranteeObligationsNatureDomain_2687214F25EB113209579A2E9B956347_default" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_GuaranteeObligationsByNatureAxis_AF80AA67B121C986EB3B9A2E9B954520" xlink:to="loc_us-gaap_GuaranteeObligationsNatureDomain_2687214F25EB113209579A2E9B956347_default" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_GuaranteeObligationsNatureDomain" xlink:label="loc_us-gaap_GuaranteeObligationsNatureDomain_2687214F25EB113209579A2E9B956347" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_GuaranteeObligationsByNatureAxis_AF80AA67B121C986EB3B9A2E9B954520" xlink:to="loc_us-gaap_GuaranteeObligationsNatureDomain_2687214F25EB113209579A2E9B956347" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_PaymentGuaranteeofSubsidiaryDebtMember" xlink:label="loc_mu_PaymentGuaranteeofSubsidiaryDebtMember_504150180C92455835BC9A2E9B95B220" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_GuaranteeObligationsNatureDomain_2687214F25EB113209579A2E9B956347" xlink:to="loc_mu_PaymentGuaranteeofSubsidiaryDebtMember_504150180C92455835BC9A2E9B95B220" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_PaymentGuaranteeofSubsidiaryDebtAndOtherLiabilitiesMember" xlink:label="loc_mu_PaymentGuaranteeofSubsidiaryDebtAndOtherLiabilitiesMember_C4E259BBB1221E3037AD9A2E9B95A0DA" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_GuaranteeObligationsNatureDomain_2687214F25EB113209579A2E9B956347" xlink:to="loc_mu_PaymentGuaranteeofSubsidiaryDebtAndOtherLiabilitiesMember_C4E259BBB1221E3037AD9A2E9B95A0DA" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_StatementScenarioAxis" xlink:label="loc_us-gaap_StatementScenarioAxis_92D29C93931CD68E88549A2E9B95170B" xlink:type="locator" />
    <definitionArc order="10" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfCondensedFinancialStatementsTable_B475A91911787AAD05A19A2E9B937A16" xlink:to="loc_us-gaap_StatementScenarioAxis_92D29C93931CD68E88549A2E9B95170B" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ScenarioUnspecifiedDomain" xlink:label="loc_us-gaap_ScenarioUnspecifiedDomain_120EE9B1C9C64BDF93079A2E9B95EEC2_default" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_StatementScenarioAxis_92D29C93931CD68E88549A2E9B95170B" xlink:to="loc_us-gaap_ScenarioUnspecifiedDomain_120EE9B1C9C64BDF93079A2E9B95EEC2_default" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ScenarioUnspecifiedDomain" xlink:label="loc_us-gaap_ScenarioUnspecifiedDomain_120EE9B1C9C64BDF93079A2E9B95EEC2" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_StatementScenarioAxis_92D29C93931CD68E88549A2E9B95170B" xlink:to="loc_us-gaap_ScenarioUnspecifiedDomain_120EE9B1C9C64BDF93079A2E9B95EEC2" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ScenarioForecastMember" xlink:label="loc_us-gaap_ScenarioForecastMember_CBE1EF4299B617CDDAB99A2E9B95E704" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ScenarioUnspecifiedDomain_120EE9B1C9C64BDF93079A2E9B95EEC2" xlink:to="loc_us-gaap_ScenarioForecastMember_CBE1EF4299B617CDDAB99A2E9B95E704" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_CreditFacilityAxis" xlink:label="loc_us-gaap_CreditFacilityAxis_3FD6548C262E1C48BAF19A2E9B950ADD" xlink:type="locator" />
    <definitionArc order="11" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfCondensedFinancialStatementsTable_B475A91911787AAD05A19A2E9B937A16" xlink:to="loc_us-gaap_CreditFacilityAxis_3FD6548C262E1C48BAF19A2E9B950ADD" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_CreditFacilityDomain" xlink:label="loc_us-gaap_CreditFacilityDomain_44FBFDD0B06A1409CBC49A2E9B95C3B4_default" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_CreditFacilityAxis_3FD6548C262E1C48BAF19A2E9B950ADD" xlink:to="loc_us-gaap_CreditFacilityDomain_44FBFDD0B06A1409CBC49A2E9B95C3B4_default" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_CreditFacilityDomain" xlink:label="loc_us-gaap_CreditFacilityDomain_44FBFDD0B06A1409CBC49A2E9B95C3B4" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_CreditFacilityAxis_3FD6548C262E1C48BAF19A2E9B950ADD" xlink:to="loc_us-gaap_CreditFacilityDomain_44FBFDD0B06A1409CBC49A2E9B95C3B4" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_CapitalExpenditureMember" xlink:label="loc_mu_CapitalExpenditureMember_CDB90A8CFA3D12E6C1909A2E9B950566" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_CreditFacilityDomain_44FBFDD0B06A1409CBC49A2E9B95C3B4" xlink:to="loc_mu_CapitalExpenditureMember_CDB90A8CFA3D12E6C1909A2E9B950566" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_GuaranteeObligationsMaximumExposure" xlink:label="loc_us-gaap_GuaranteeObligationsMaximumExposure_94F1118589A87FF5F7809A2E9B95BB5D" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_CondensedFinancialStatementsCaptionsLineItems_54504C43A575080DFE2C9A2E9B9541A3" xlink:to="loc_us-gaap_GuaranteeObligationsMaximumExposure_94F1118589A87FF5F7809A2E9B95BB5D" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity" xlink:label="loc_us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity_75472BF605891F0D86B89A2E9B958C16" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_CondensedFinancialStatementsCaptionsLineItems_54504C43A575080DFE2C9A2E9B9541A3" xlink:to="loc_us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity_75472BF605891F0D86B89A2E9B958C16" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_PaymentGuaranteeOrDirectFinancingAmount" xlink:label="loc_mu_PaymentGuaranteeOrDirectFinancingAmount_5492B06963FB94F1B27C9A2E9B95D5B5" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_CondensedFinancialStatementsCaptionsLineItems_54504C43A575080DFE2C9A2E9B9541A3" xlink:to="loc_mu_PaymentGuaranteeOrDirectFinancingAmount_5492B06963FB94F1B27C9A2E9B95D5B5" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_LossContingencyNumberOfPlaintiffs" xlink:label="loc_us-gaap_LossContingencyNumberOfPlaintiffs_F075FEBCA7B4391C1D7D9A2E9B9582AB" xlink:type="locator" />
    <definitionArc order="4" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_CondensedFinancialStatementsCaptionsLineItems_54504C43A575080DFE2C9A2E9B9541A3" xlink:to="loc_us-gaap_LossContingencyNumberOfPlaintiffs_F075FEBCA7B4391C1D7D9A2E9B9582AB" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_EquityMethodInvestmentOwnershipPercentage" xlink:label="loc_us-gaap_EquityMethodInvestmentOwnershipPercentage_F585860F07B2C027121C9A2E9B96B752" xlink:type="locator" />
    <definitionArc order="5" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_CondensedFinancialStatementsCaptionsLineItems_54504C43A575080DFE2C9A2E9B9541A3" xlink:to="loc_us-gaap_EquityMethodInvestmentOwnershipPercentage_F585860F07B2C027121C9A2E9B96B752" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_SalestoSubsidiariesNet" xlink:label="loc_mu_SalestoSubsidiariesNet_8840C2757C053F656AB09A2E9B9666A8" xlink:type="locator" />
    <definitionArc order="6" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_CondensedFinancialStatementsCaptionsLineItems_54504C43A575080DFE2C9A2E9B9541A3" xlink:to="loc_mu_SalestoSubsidiariesNet_8840C2757C053F656AB09A2E9B9666A8" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_RevenueFromRelatedParties" xlink:label="loc_us-gaap_RevenueFromRelatedParties_99F0CB5EDBAB9BDF58EA9A2E9B962A66" xlink:type="locator" />
    <definitionArc order="7" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_CondensedFinancialStatementsCaptionsLineItems_54504C43A575080DFE2C9A2E9B9541A3" xlink:to="loc_us-gaap_RevenueFromRelatedParties_99F0CB5EDBAB9BDF58EA9A2E9B962A66" xlink:type="arc" />
  </definitionLink>
  <definitionLink xlink:role="http://www.micron.com/role/ScheduleICondensedParentCompanyStatementOfOperationsDetails" xlink:type="extended">
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_CondensedIncomeStatementsCaptionsLineItems" xlink:label="loc_us-gaap_CondensedIncomeStatementsCaptionsLineItems_0F71C7E59D07B1515EB1115DB4E54DB7" xlink:type="locator" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_CondensedIncomeStatementTable" xlink:label="loc_us-gaap_CondensedIncomeStatementTable_015731FDD7108FAE487C115DB4DF8C54" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_CondensedIncomeStatementsCaptionsLineItems_0F71C7E59D07B1515EB1115DB4E54DB7" xlink:to="loc_us-gaap_CondensedIncomeStatementTable_015731FDD7108FAE487C115DB4DF8C54" xlink:type="arc" xbrldt:closed="true" xbrldt:contextElement="segment" />
    <loc xlink:href="http://xbrl.sec.gov/dei/2013/dei-2013-01-31.xsd#dei_LegalEntityAxis" xlink:label="loc_dei_LegalEntityAxis_24379A5F7C8D09692A82115DB4DFA0E7" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_CondensedIncomeStatementTable_015731FDD7108FAE487C115DB4DF8C54" xlink:to="loc_dei_LegalEntityAxis_24379A5F7C8D09692A82115DB4DFA0E7" xlink:type="arc" />
    <loc xlink:href="http://xbrl.sec.gov/dei/2013/dei-2013-01-31.xsd#dei_EntityDomain" xlink:label="loc_dei_EntityDomain_FBE435D8A619185989E4115DB4E5C7FC_default" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_dei_LegalEntityAxis_24379A5F7C8D09692A82115DB4DFA0E7" xlink:to="loc_dei_EntityDomain_FBE435D8A619185989E4115DB4E5C7FC_default" xlink:type="arc" />
    <loc xlink:href="http://xbrl.sec.gov/dei/2013/dei-2013-01-31.xsd#dei_EntityDomain" xlink:label="loc_dei_EntityDomain_FBE435D8A619185989E4115DB4E5C7FC" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_dei_LegalEntityAxis_24379A5F7C8D09692A82115DB4DFA0E7" xlink:to="loc_dei_EntityDomain_FBE435D8A619185989E4115DB4E5C7FC" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ParentCompanyMember" xlink:label="loc_us-gaap_ParentCompanyMember_4C6F61F119BF82E3FF4F115DB4E5D0E7" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityDomain_FBE435D8A619185989E4115DB4E5C7FC" xlink:to="loc_us-gaap_ParentCompanyMember_4C6F61F119BF82E3FF4F115DB4E5D0E7" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_SalesRevenueNet" xlink:label="loc_us-gaap_SalesRevenueNet_F7EE4F8DBB5B696709BA115DB4E5CB3B" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_CondensedIncomeStatementsCaptionsLineItems_0F71C7E59D07B1515EB1115DB4E54DB7" xlink:to="loc_us-gaap_SalesRevenueNet_F7EE4F8DBB5B696709BA115DB4E5CB3B" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_CostOfGoodsAndServicesSold" xlink:label="loc_us-gaap_CostOfGoodsAndServicesSold_0CAEEDA1804450F9889E115DB4E532A2" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_CondensedIncomeStatementsCaptionsLineItems_0F71C7E59D07B1515EB1115DB4E54DB7" xlink:to="loc_us-gaap_CostOfGoodsAndServicesSold_0CAEEDA1804450F9889E115DB4E532A2" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_GrossProfit" xlink:label="loc_us-gaap_GrossProfit_8578B0FE2EEF9EEB4457115DB4E563CA" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_CondensedIncomeStatementsCaptionsLineItems_0F71C7E59D07B1515EB1115DB4E54DB7" xlink:to="loc_us-gaap_GrossProfit_8578B0FE2EEF9EEB4457115DB4E563CA" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_SellingGeneralAndAdministrativeExpense" xlink:label="loc_us-gaap_SellingGeneralAndAdministrativeExpense_27A41F1142E7BDC4C733115DB4E55102" xlink:type="locator" />
    <definitionArc order="4" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_CondensedIncomeStatementsCaptionsLineItems_0F71C7E59D07B1515EB1115DB4E54DB7" xlink:to="loc_us-gaap_SellingGeneralAndAdministrativeExpense_27A41F1142E7BDC4C733115DB4E55102" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ResearchAndDevelopmentExpense" xlink:label="loc_us-gaap_ResearchAndDevelopmentExpense_86EBA8AB479C2107C503115DB4E58222" xlink:type="locator" />
    <definitionArc order="5" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_CondensedIncomeStatementsCaptionsLineItems_0F71C7E59D07B1515EB1115DB4E54DB7" xlink:to="loc_us-gaap_ResearchAndDevelopmentExpense_86EBA8AB479C2107C503115DB4E58222" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_OtherOperatingIncomeExpenseNet" xlink:label="loc_us-gaap_OtherOperatingIncomeExpenseNet_72C60B46F0AC297D12C0115DB4E56E92" xlink:type="locator" />
    <definitionArc order="6" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_CondensedIncomeStatementsCaptionsLineItems_0F71C7E59D07B1515EB1115DB4E54DB7" xlink:to="loc_us-gaap_OtherOperatingIncomeExpenseNet_72C60B46F0AC297D12C0115DB4E56E92" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_OperatingIncomeLoss" xlink:label="loc_us-gaap_OperatingIncomeLoss_9DFAC29EE15A4FDF2059115DB4E5895B" xlink:type="locator" />
    <definitionArc order="7" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_CondensedIncomeStatementsCaptionsLineItems_0F71C7E59D07B1515EB1115DB4E54DB7" xlink:to="loc_us-gaap_OperatingIncomeLoss_9DFAC29EE15A4FDF2059115DB4E5895B" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_BusinessCombinationBargainPurchaseGainRecognizedAmount" xlink:label="loc_us-gaap_BusinessCombinationBargainPurchaseGainRecognizedAmount_013A3A056C6E609421B0115DB4E52CF5" xlink:type="locator" />
    <definitionArc order="8" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_CondensedIncomeStatementsCaptionsLineItems_0F71C7E59D07B1515EB1115DB4E54DB7" xlink:to="loc_us-gaap_BusinessCombinationBargainPurchaseGainRecognizedAmount_013A3A056C6E609421B0115DB4E52CF5" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_InterestIncomeExpenseNet" xlink:label="loc_us-gaap_InterestIncomeExpenseNet_71C12BB4BAD0814EE307115DB4E5238E" xlink:type="locator" />
    <definitionArc order="9" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_CondensedIncomeStatementsCaptionsLineItems_0F71C7E59D07B1515EB1115DB4E54DB7" xlink:to="loc_us-gaap_InterestIncomeExpenseNet_71C12BB4BAD0814EE307115DB4E5238E" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_OtherNonoperatingIncomeExpense" xlink:label="loc_us-gaap_OtherNonoperatingIncomeExpense_9988E01143DC555E4010115DB4E50B22" xlink:type="locator" />
    <definitionArc order="10" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_CondensedIncomeStatementsCaptionsLineItems_0F71C7E59D07B1515EB1115DB4E54DB7" xlink:to="loc_us-gaap_OtherNonoperatingIncomeExpense_9988E01143DC555E4010115DB4E50B22" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments" xlink:label="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments_1AB4D1931AC5FA091E75115DB4E667F5" xlink:type="locator" />
    <definitionArc order="11" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_CondensedIncomeStatementsCaptionsLineItems_0F71C7E59D07B1515EB1115DB4E54DB7" xlink:to="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments_1AB4D1931AC5FA091E75115DB4E667F5" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_IncomeTaxExpenseBenefit" xlink:label="loc_us-gaap_IncomeTaxExpenseBenefit_5AEF5C1532B171239CF8115DB4E6D579" xlink:type="locator" />
    <definitionArc order="12" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_CondensedIncomeStatementsCaptionsLineItems_0F71C7E59D07B1515EB1115DB4E54DB7" xlink:to="loc_us-gaap_IncomeTaxExpenseBenefit_5AEF5C1532B171239CF8115DB4E6D579" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_IncomeLossFromSubsidiariesNetOfTax" xlink:label="loc_us-gaap_IncomeLossFromSubsidiariesNetOfTax_4EA625AE84A830CD6BA2115DB4E6D583" xlink:type="locator" />
    <definitionArc order="13" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_CondensedIncomeStatementsCaptionsLineItems_0F71C7E59D07B1515EB1115DB4E54DB7" xlink:to="loc_us-gaap_IncomeLossFromSubsidiariesNetOfTax_4EA625AE84A830CD6BA2115DB4E6D583" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_IncomeLossFromEquityMethodInvestments" xlink:label="loc_us-gaap_IncomeLossFromEquityMethodInvestments_64AAE7F276AF4FDD7793115DB4E69B96" xlink:type="locator" />
    <definitionArc order="14" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_CondensedIncomeStatementsCaptionsLineItems_0F71C7E59D07B1515EB1115DB4E54DB7" xlink:to="loc_us-gaap_IncomeLossFromEquityMethodInvestments_64AAE7F276AF4FDD7793115DB4E69B96" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_NetIncomeLoss" xlink:label="loc_us-gaap_NetIncomeLoss_C3985BD177CFC58E0DBA115DB4E6FC94" xlink:type="locator" />
    <definitionArc order="15" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_CondensedIncomeStatementsCaptionsLineItems_0F71C7E59D07B1515EB1115DB4E54DB7" xlink:to="loc_us-gaap_NetIncomeLoss_C3985BD177CFC58E0DBA115DB4E6FC94" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_OtherComprehensiveIncomeLossNetOfTax" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTax_37D8DF9FC37BA85E47A5115DB4E6446B" xlink:type="locator" />
    <definitionArc order="16" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_CondensedIncomeStatementsCaptionsLineItems_0F71C7E59D07B1515EB1115DB4E54DB7" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTax_37D8DF9FC37BA85E47A5115DB4E6446B" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ComprehensiveIncomeNetOfTax" xlink:label="loc_us-gaap_ComprehensiveIncomeNetOfTax_FDA840AF280FA8434D15115DB4E61F97" xlink:type="locator" />
    <definitionArc order="17" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_CondensedIncomeStatementsCaptionsLineItems_0F71C7E59D07B1515EB1115DB4E54DB7" xlink:to="loc_us-gaap_ComprehensiveIncomeNetOfTax_FDA840AF280FA8434D15115DB4E61F97" xlink:type="arc" />
  </definitionLink>
  <definitionLink xlink:role="http://www.micron.com/role/ScheduleIiValuationAndQualifyingAccounts" xlink:type="extended" />
  <definitionLink xlink:role="http://www.micron.com/role/ScheduleIiValuationAndQualifyingAccountsDetails" xlink:type="extended">
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ValuationAndQualifyingAccountsDisclosureLineItems" xlink:label="loc_us-gaap_ValuationAndQualifyingAccountsDisclosureLineItems_21B017017587748A8F5C9A2E9C0D0E41" xlink:type="locator" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ValuationAndQualifyingAccountsDisclosureTable" xlink:label="loc_us-gaap_ValuationAndQualifyingAccountsDisclosureTable_CFCE99CB8527250CAF439A2E9C0D8EAA" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_ValuationAndQualifyingAccountsDisclosureLineItems_21B017017587748A8F5C9A2E9C0D0E41" xlink:to="loc_us-gaap_ValuationAndQualifyingAccountsDisclosureTable_CFCE99CB8527250CAF439A2E9C0D8EAA" xlink:type="arc" xbrldt:closed="true" xbrldt:contextElement="segment" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ValuationAllowancesAndReservesTypeAxis" xlink:label="loc_us-gaap_ValuationAllowancesAndReservesTypeAxis_B73DD8DADB34D171A6A99A2E9C0DD421" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ValuationAndQualifyingAccountsDisclosureTable_CFCE99CB8527250CAF439A2E9C0D8EAA" xlink:to="loc_us-gaap_ValuationAllowancesAndReservesTypeAxis_B73DD8DADB34D171A6A99A2E9C0DD421" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ValuationAllowancesAndReservesDomain" xlink:label="loc_us-gaap_ValuationAllowancesAndReservesDomain_1C01376B9BA23A1484AA9A2E9C0DB98D_default" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_ValuationAllowancesAndReservesTypeAxis_B73DD8DADB34D171A6A99A2E9C0DD421" xlink:to="loc_us-gaap_ValuationAllowancesAndReservesDomain_1C01376B9BA23A1484AA9A2E9C0DB98D_default" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ValuationAllowancesAndReservesDomain" xlink:label="loc_us-gaap_ValuationAllowancesAndReservesDomain_1C01376B9BA23A1484AA9A2E9C0DB98D" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_ValuationAllowancesAndReservesTypeAxis_B73DD8DADB34D171A6A99A2E9C0DD421" xlink:to="loc_us-gaap_ValuationAllowancesAndReservesDomain_1C01376B9BA23A1484AA9A2E9C0DB98D" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_AllowanceForDoubtfulAccountsMember" xlink:label="loc_us-gaap_AllowanceForDoubtfulAccountsMember_86091E4F74E4184A75439A2E9C0D5EAE" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ValuationAllowancesAndReservesDomain_1C01376B9BA23A1484AA9A2E9C0DB98D" xlink:to="loc_us-gaap_AllowanceForDoubtfulAccountsMember_86091E4F74E4184A75439A2E9C0D5EAE" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ValuationAllowanceOfDeferredTaxAssetsMember" xlink:label="loc_us-gaap_ValuationAllowanceOfDeferredTaxAssetsMember_CFE59B9CE314C62A95019A2E9C0D31AB" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ValuationAllowancesAndReservesDomain_1C01376B9BA23A1484AA9A2E9C0DB98D" xlink:to="loc_us-gaap_ValuationAllowanceOfDeferredTaxAssetsMember_CFE59B9CE314C62A95019A2E9C0D31AB" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ValuationAllowancesAndReservesBalance" xlink:label="loc_us-gaap_ValuationAllowancesAndReservesBalance_7C1977C3B25B45B6EE749A2E9C0DE7DD" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ValuationAndQualifyingAccountsDisclosureLineItems_21B017017587748A8F5C9A2E9C0D0E41" xlink:to="loc_us-gaap_ValuationAllowancesAndReservesBalance_7C1977C3B25B45B6EE749A2E9C0DE7DD" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ValuationAllowancesAndReservesReservesOfBusinessesAcquired" xlink:label="loc_us-gaap_ValuationAllowancesAndReservesReservesOfBusinessesAcquired_F1BACC36D683FFCD0EF49A2E9C0E72EB" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ValuationAndQualifyingAccountsDisclosureLineItems_21B017017587748A8F5C9A2E9C0D0E41" xlink:to="loc_us-gaap_ValuationAllowancesAndReservesReservesOfBusinessesAcquired_F1BACC36D683FFCD0EF49A2E9C0E72EB" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ValuationAllowancesAndReservesChargedToCostAndExpense" xlink:label="loc_us-gaap_ValuationAllowancesAndReservesChargedToCostAndExpense_BB30BC38B8B2C6F61A1A9A2E9C0E68D0" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ValuationAndQualifyingAccountsDisclosureLineItems_21B017017587748A8F5C9A2E9C0D0E41" xlink:to="loc_us-gaap_ValuationAllowancesAndReservesChargedToCostAndExpense_BB30BC38B8B2C6F61A1A9A2E9C0E68D0" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_ChangeinDeferredTaxAssetsValuationAllowanceEffectOfIncomeTaxRateReconciliationAmount" xlink:label="loc_mu_ChangeinDeferredTaxAssetsValuationAllowanceEffectOfIncomeTaxRateReconciliationAmount_75D5E6FBEDAF2F38CF889A2E9C0E5105" xlink:type="locator" />
    <definitionArc order="4" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ValuationAndQualifyingAccountsDisclosureLineItems_21B017017587748A8F5C9A2E9C0D0E41" xlink:to="loc_mu_ChangeinDeferredTaxAssetsValuationAllowanceEffectOfIncomeTaxRateReconciliationAmount_75D5E6FBEDAF2F38CF889A2E9C0E5105" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ValuationAllowancesAndReservesDeductions" xlink:label="loc_us-gaap_ValuationAllowancesAndReservesDeductions_D6650A2C7611BC027B6A9A2E9C0EF456" xlink:type="locator" />
    <definitionArc order="5" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ValuationAndQualifyingAccountsDisclosureLineItems_21B017017587748A8F5C9A2E9C0D0E41" xlink:to="loc_us-gaap_ValuationAllowancesAndReservesDeductions_D6650A2C7611BC027B6A9A2E9C0EF456" xlink:type="arc" />
  </definitionLink>
  <definitionLink xlink:role="http://www.micron.com/role/ScheduleIiValuationAndQualifyingAccountsTables" xlink:type="extended" />
  <definitionLink xlink:role="http://www.micron.com/role/SegmentInformation" xlink:type="extended" />
  <definitionLink xlink:role="http://www.micron.com/role/SegmentInformationDetails" xlink:type="extended">
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_SegmentReportingInformationLineItems" xlink:label="loc_us-gaap_SegmentReportingInformationLineItems_F66FC2978F405A96F337734021EAFECD" xlink:type="locator" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable" xlink:label="loc_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable_04C6CDDD274624430C23734021E99495" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_SegmentReportingInformationLineItems_F66FC2978F405A96F337734021EAFECD" xlink:to="loc_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable_04C6CDDD274624430C23734021E99495" xlink:type="arc" xbrldt:closed="true" xbrldt:contextElement="segment" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_StatementBusinessSegmentsAxis" xlink:label="loc_us-gaap_StatementBusinessSegmentsAxis_6E2013703DD86BFBC4D6734021E988B5" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable_04C6CDDD274624430C23734021E99495" xlink:to="loc_us-gaap_StatementBusinessSegmentsAxis_6E2013703DD86BFBC4D6734021E988B5" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_SegmentDomain" xlink:label="loc_us-gaap_SegmentDomain_09A825E3804192F92A6C734021E97612_default" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_StatementBusinessSegmentsAxis_6E2013703DD86BFBC4D6734021E988B5" xlink:to="loc_us-gaap_SegmentDomain_09A825E3804192F92A6C734021E97612_default" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_SegmentDomain" xlink:label="loc_us-gaap_SegmentDomain_09A825E3804192F92A6C734021E97612" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_StatementBusinessSegmentsAxis_6E2013703DD86BFBC4D6734021E988B5" xlink:to="loc_us-gaap_SegmentDomain_09A825E3804192F92A6C734021E97612" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_CNBUMember" xlink:label="loc_mu_CNBUMember_52160132142D34B10201734021E9A54F" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentDomain_09A825E3804192F92A6C734021E97612" xlink:to="loc_mu_CNBUMember_52160132142D34B10201734021E9A54F" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_SBUMember" xlink:label="loc_mu_SBUMember_742EAD1D41CCD695CCCB734021E979B5" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentDomain_09A825E3804192F92A6C734021E97612" xlink:to="loc_mu_SBUMember_742EAD1D41CCD695CCCB734021E979B5" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_EBUMember" xlink:label="loc_mu_EBUMember_B284ABE09BAB8FEEF3AB734021EAC41B" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentDomain_09A825E3804192F92A6C734021E97612" xlink:to="loc_mu_EBUMember_B284ABE09BAB8FEEF3AB734021EAC41B" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_MBUMember" xlink:label="loc_mu_MBUMember_3611EAF764FF5C83945F734021EA6130" xlink:type="locator" />
    <definitionArc order="4" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentDomain_09A825E3804192F92A6C734021E97612" xlink:to="loc_mu_MBUMember_3611EAF764FF5C83945F734021EA6130" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_AllOtherSegmentsMember" xlink:label="loc_us-gaap_AllOtherSegmentsMember_9A162CF8E7DD01B0EB4A734021EACBA4" xlink:type="locator" />
    <definitionArc order="5" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentDomain_09A825E3804192F92A6C734021E97612" xlink:to="loc_us-gaap_AllOtherSegmentsMember_9A162CF8E7DD01B0EB4A734021EACBA4" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_SalesRevenueNet" xlink:label="loc_us-gaap_SalesRevenueNet_A69EE2C3359C838F05B1734021EA81F7" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentReportingInformationLineItems_F66FC2978F405A96F337734021EAFECD" xlink:to="loc_us-gaap_SalesRevenueNet_A69EE2C3359C838F05B1734021EA81F7" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_OperatingIncomeLoss" xlink:label="loc_us-gaap_OperatingIncomeLoss_786583E575E3B2671C74734021EAA67D" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentReportingInformationLineItems_F66FC2978F405A96F337734021EAFECD" xlink:to="loc_us-gaap_OperatingIncomeLoss_786583E575E3B2671C74734021EAA67D" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DepreciationAndAmortizationAbstract" xlink:label="loc_us-gaap_DepreciationAndAmortizationAbstract_5ADCA6B9EC8B73C78402734021EAF6C1" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_SegmentReportingInformationLineItems_F66FC2978F405A96F337734021EAFECD" xlink:to="loc_us-gaap_DepreciationAndAmortizationAbstract_5ADCA6B9EC8B73C78402734021EAF6C1" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_DepreciationAndAmortizationExpenseIncludedInOperatingIncomeLoss" xlink:label="loc_mu_DepreciationAndAmortizationExpenseIncludedInOperatingIncomeLoss_9573BF7836642EF28312734021EA580C" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DepreciationAndAmortizationAbstract_5ADCA6B9EC8B73C78402734021EAF6C1" xlink:to="loc_mu_DepreciationAndAmortizationExpenseIncludedInOperatingIncomeLoss_9573BF7836642EF28312734021EA580C" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_OtherAmortizationOfDeferredCharges" xlink:label="loc_us-gaap_OtherAmortizationOfDeferredCharges_0AB3C9AF37D9E384F2F9734021EAAFA1" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DepreciationAndAmortizationAbstract_5ADCA6B9EC8B73C78402734021EAF6C1" xlink:to="loc_us-gaap_OtherAmortizationOfDeferredCharges_0AB3C9AF37D9E384F2F9734021EAAFA1" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_DepreciationDepletionAndAmortization" xlink:label="loc_us-gaap_DepreciationDepletionAndAmortization_B26E0385163F79E3588A734021EA96D0" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_DepreciationAndAmortizationAbstract_5ADCA6B9EC8B73C78402734021EAF6C1" xlink:to="loc_us-gaap_DepreciationDepletionAndAmortization_B26E0385163F79E3588A734021EA96D0" xlink:type="arc" />
  </definitionLink>
  <definitionLink xlink:role="http://www.micron.com/role/SegmentInformationTables" xlink:type="extended" />
  <definitionLink xlink:role="http://www.micron.com/role/ShareholdersEquity" xlink:type="extended" />
  <definitionLink xlink:role="http://www.micron.com/role/ShareholdersEquityAccumulatedOtherComprehensiveIncomeDetails" xlink:type="extended">
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_StatementLineItems" xlink:label="loc_us-gaap_StatementLineItems_8D53A8D4389C8B969C579A2E9ADB7694" xlink:type="locator" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_StatementTable" xlink:label="loc_us-gaap_StatementTable_796194ED1C470EADD5B49A2E9ADBFCD3" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_StatementLineItems_8D53A8D4389C8B969C579A2E9ADB7694" xlink:to="loc_us-gaap_StatementTable_796194ED1C470EADD5B49A2E9ADBFCD3" xlink:type="arc" xbrldt:closed="true" xbrldt:contextElement="segment" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_StatementEquityComponentsAxis" xlink:label="loc_us-gaap_StatementEquityComponentsAxis_3E8A0457672AD737082C9A2E9ADB2346" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_StatementTable_796194ED1C470EADD5B49A2E9ADBFCD3" xlink:to="loc_us-gaap_StatementEquityComponentsAxis_3E8A0457672AD737082C9A2E9ADB2346" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_EquityComponentDomain" xlink:label="loc_us-gaap_EquityComponentDomain_0AC72946910AC5611DA89A2E9ADB04C7_default" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_StatementEquityComponentsAxis_3E8A0457672AD737082C9A2E9ADB2346" xlink:to="loc_us-gaap_EquityComponentDomain_0AC72946910AC5611DA89A2E9ADB04C7_default" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_EquityComponentDomain" xlink:label="loc_us-gaap_EquityComponentDomain_0AC72946910AC5611DA89A2E9ADB04C7" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_StatementEquityComponentsAxis_3E8A0457672AD737082C9A2E9ADB2346" xlink:to="loc_us-gaap_EquityComponentDomain_0AC72946910AC5611DA89A2E9ADB04C7" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ParentMember" xlink:label="loc_us-gaap_ParentMember_80F5A49B11E49EBCB11E9A2E9ADBCF30" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EquityComponentDomain_0AC72946910AC5611DA89A2E9ADB04C7" xlink:to="loc_us-gaap_ParentMember_80F5A49B11E49EBCB11E9A2E9ADBCF30" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTaxAbstract" xlink:label="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTaxAbstract_A7EAFC7341B4ECB2EB949A2E9ADBA5B3" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_8D53A8D4389C8B969C579A2E9ADB7694" xlink:to="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTaxAbstract_A7EAFC7341B4ECB2EB949A2E9ADBA5B3" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_AccumulatedOtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentNetOfTax" xlink:label="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentNetOfTax_1736D0D8FA4714796AF09A2E9ADB7C79" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTaxAbstract_A7EAFC7341B4ECB2EB949A2E9ADBA5B3" xlink:to="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossForeignCurrencyTranslationAdjustmentNetOfTax_1736D0D8FA4714796AF09A2E9ADB7C79" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_AccumulatedOtherComprehensiveIncomeLossCumulativeChangesInNetGainLossFromCashFlowHedgesEffectNetOfTax" xlink:label="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossCumulativeChangesInNetGainLossFromCashFlowHedgesEffectNetOfTax_2376AC00D19D4FC948B69A2E9ADB6A6A" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTaxAbstract_A7EAFC7341B4ECB2EB949A2E9ADBA5B3" xlink:to="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossCumulativeChangesInNetGainLossFromCashFlowHedgesEffectNetOfTax_2376AC00D19D4FC948B69A2E9ADB6A6A" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_AccumulatedOtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax" xlink:label="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax_0BD131A566A9F1A63F2E9A2E9ADB6F8D" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTaxAbstract_A7EAFC7341B4ECB2EB949A2E9ADBA5B3" xlink:to="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax_0BD131A566A9F1A63F2E9A2E9ADB6F8D" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_AccumulatedOtherComprehensiveIncomeLossDefinedBenefitPensionAndOtherPostretirementPlansNetOfTax" xlink:label="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossDefinedBenefitPensionAndOtherPostretirementPlansNetOfTax_7D1E328F7CD54F6AB6599A2E9ADBD412" xlink:type="locator" />
    <definitionArc order="4" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTaxAbstract_A7EAFC7341B4ECB2EB949A2E9ADBA5B3" xlink:to="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossDefinedBenefitPensionAndOtherPostretirementPlansNetOfTax_7D1E328F7CD54F6AB6599A2E9ADBD412" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax" xlink:label="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_605E3098AEAE86F0A97D9A2E9ADB086E" xlink:type="locator" />
    <definitionArc order="5" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTaxAbstract_A7EAFC7341B4ECB2EB949A2E9ADBA5B3" xlink:to="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_605E3098AEAE86F0A97D9A2E9ADB086E" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_OtherComprehensiveIncomeLossNetOfTaxPeriodIncreaseDecreaseAbstract" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPeriodIncreaseDecreaseAbstract_DC36F85F2E918A4190E79A2E9ADBAAAF" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_8D53A8D4389C8B969C579A2E9ADB7694" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPeriodIncreaseDecreaseAbstract_DC36F85F2E918A4190E79A2E9ADBAAAF" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax_51EE1FC51B591915D22C9A2E9ADB088A" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPeriodIncreaseDecreaseAbstract_DC36F85F2E918A4190E79A2E9ADBAAAF" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossForeignCurrencyTransactionAndTranslationAdjustmentNetOfTax_51EE1FC51B591915D22C9A2E9ADB088A" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesNetOfTax" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesNetOfTax_E30F5CFF12698C0816AB9A2E9ADBDB43" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPeriodIncreaseDecreaseAbstract_DC36F85F2E918A4190E79A2E9ADBAAAF" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesNetOfTax_E30F5CFF12698C0816AB9A2E9ADBDB43" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax_5463FB3D3683C5C347DE9A2E9ADBAF52" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPeriodIncreaseDecreaseAbstract_DC36F85F2E918A4190E79A2E9ADBAAAF" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossAvailableForSaleSecuritiesAdjustmentNetOfTax_5463FB3D3683C5C347DE9A2E9ADBAF52" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax_D89464D9D71323BAC25F9A2E9ADB59FC" xlink:type="locator" />
    <definitionArc order="4" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPeriodIncreaseDecreaseAbstract_DC36F85F2E918A4190E79A2E9ADBAAAF" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossPensionAndOtherPostretirementBenefitPlansAdjustmentNetOfTax_D89464D9D71323BAC25F9A2E9ADB59FC" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_OtherComprehensiveIncomeLossNetOfTax" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTax_673F34FD6A34FF97E5889A2E9ADBBDC5" xlink:type="locator" />
    <definitionArc order="5" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPeriodIncreaseDecreaseAbstract_DC36F85F2E918A4190E79A2E9ADBAAAF" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTax_673F34FD6A34FF97E5889A2E9ADBBDC5" xlink:type="arc" />
  </definitionLink>
  <definitionLink xlink:role="http://www.micron.com/role/ShareholdersEquityShareholdersEquityCappedCallTransactionsDetails" xlink:type="extended">
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_OptionIndexedToIssuersEquityLineItems" xlink:label="loc_us-gaap_OptionIndexedToIssuersEquityLineItems_94732F5AA59F2281451F9A2E9A83363E" xlink:type="locator" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_OptionIndexedToIssuersEquityEquityTable" xlink:label="loc_us-gaap_OptionIndexedToIssuersEquityEquityTable_B1C0070E05DFA4DE0FA89A2E9A8239F8" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_OptionIndexedToIssuersEquityLineItems_94732F5AA59F2281451F9A2E9A83363E" xlink:to="loc_us-gaap_OptionIndexedToIssuersEquityEquityTable_B1C0070E05DFA4DE0FA89A2E9A8239F8" xlink:type="arc" xbrldt:closed="true" xbrldt:contextElement="segment" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_OptionIndexedToIssuersEquityEquityAxis" xlink:label="loc_us-gaap_OptionIndexedToIssuersEquityEquityAxis_0FDB8508449FBD4395CF9A2E9A82D347" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_OptionIndexedToIssuersEquityEquityTable_B1C0070E05DFA4DE0FA89A2E9A8239F8" xlink:to="loc_us-gaap_OptionIndexedToIssuersEquityEquityAxis_0FDB8508449FBD4395CF9A2E9A82D347" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_OptionIndexedToIssuersEquityTypeDomain" xlink:label="loc_us-gaap_OptionIndexedToIssuersEquityTypeDomain_FDE724595E31A5ED760C9A2E9A825749_default" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_OptionIndexedToIssuersEquityEquityAxis_0FDB8508449FBD4395CF9A2E9A82D347" xlink:to="loc_us-gaap_OptionIndexedToIssuersEquityTypeDomain_FDE724595E31A5ED760C9A2E9A825749_default" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_OptionIndexedToIssuersEquityTypeDomain" xlink:label="loc_us-gaap_OptionIndexedToIssuersEquityTypeDomain_FDE724595E31A5ED760C9A2E9A825749" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_OptionIndexedToIssuersEquityEquityAxis_0FDB8508449FBD4395CF9A2E9A82D347" xlink:to="loc_us-gaap_OptionIndexedToIssuersEquityTypeDomain_FDE724595E31A5ED760C9A2E9A825749" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_CallOptionMember" xlink:label="loc_us-gaap_CallOptionMember_A13C54DE24F6E124674C9A2E9A826702" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_OptionIndexedToIssuersEquityTypeDomain_FDE724595E31A5ED760C9A2E9A825749" xlink:to="loc_us-gaap_CallOptionMember_A13C54DE24F6E124674C9A2E9A826702" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_PositionAxis" xlink:label="loc_us-gaap_PositionAxis_226492F7C816DAC1F4189A2E9A8273ED" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_OptionIndexedToIssuersEquityEquityTable_B1C0070E05DFA4DE0FA89A2E9A8239F8" xlink:to="loc_us-gaap_PositionAxis_226492F7C816DAC1F4189A2E9A8273ED" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_PositionDomain" xlink:label="loc_us-gaap_PositionDomain_8839FEE78879A8C11CA79A2E9A824117_default" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_PositionAxis_226492F7C816DAC1F4189A2E9A8273ED" xlink:to="loc_us-gaap_PositionDomain_8839FEE78879A8C11CA79A2E9A824117_default" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_PositionDomain" xlink:label="loc_us-gaap_PositionDomain_8839FEE78879A8C11CA79A2E9A824117" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_PositionAxis_226492F7C816DAC1F4189A2E9A8273ED" xlink:to="loc_us-gaap_PositionDomain_8839FEE78879A8C11CA79A2E9A824117" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_LongMember" xlink:label="loc_us-gaap_LongMember_AA301F6389701A48A7F99A2E9A827538" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_PositionDomain_8839FEE78879A8C11CA79A2E9A824117" xlink:to="loc_us-gaap_LongMember_AA301F6389701A48A7F99A2E9A827538" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_LongtermDebtTypeAxis" xlink:label="loc_us-gaap_LongtermDebtTypeAxis_D4E2B5B8CAC658019B779A2E9A82557F" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_OptionIndexedToIssuersEquityEquityTable_B1C0070E05DFA4DE0FA89A2E9A8239F8" xlink:to="loc_us-gaap_LongtermDebtTypeAxis_D4E2B5B8CAC658019B779A2E9A82557F" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_LongtermDebtTypeDomain" xlink:label="loc_us-gaap_LongtermDebtTypeDomain_1408165A0A2EC1E82DA29A2E9A829491_default" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_LongtermDebtTypeAxis_D4E2B5B8CAC658019B779A2E9A82557F" xlink:to="loc_us-gaap_LongtermDebtTypeDomain_1408165A0A2EC1E82DA29A2E9A829491_default" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_LongtermDebtTypeDomain" xlink:label="loc_us-gaap_LongtermDebtTypeDomain_1408165A0A2EC1E82DA29A2E9A829491" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_LongtermDebtTypeAxis_D4E2B5B8CAC658019B779A2E9A82557F" xlink:to="loc_us-gaap_LongtermDebtTypeDomain_1408165A0A2EC1E82DA29A2E9A829491" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_ConvertibleSeniorNotes2031AAnd2031BMember" xlink:label="loc_mu_ConvertibleSeniorNotes2031AAnd2031BMember_A3259E879427CB42D2199A2E9A824CE3" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LongtermDebtTypeDomain_1408165A0A2EC1E82DA29A2E9A829491" xlink:to="loc_mu_ConvertibleSeniorNotes2031AAnd2031BMember_A3259E879427CB42D2199A2E9A824CE3" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_ConvertibleSeniorNotesDue2032CAnd2032DMember" xlink:label="loc_mu_ConvertibleSeniorNotesDue2032CAnd2032DMember_44AE5350ED8C40AD6AE39A2E9A82F40E" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LongtermDebtTypeDomain_1408165A0A2EC1E82DA29A2E9A829491" xlink:to="loc_mu_ConvertibleSeniorNotesDue2032CAnd2032DMember_44AE5350ED8C40AD6AE39A2E9A82F40E" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_ConvertibleSeniorNotesDue2033Member" xlink:label="loc_mu_ConvertibleSeniorNotesDue2033Member_B9780E68B28E15CD98689A2E9A829D79" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LongtermDebtTypeDomain_1408165A0A2EC1E82DA29A2E9A829491" xlink:to="loc_mu_ConvertibleSeniorNotesDue2033Member_B9780E68B28E15CD98689A2E9A829D79" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_ConvertibleSeniorNotesDue2032CMember" xlink:label="loc_mu_ConvertibleSeniorNotesDue2032CMember_AF7F4444EDB58BA1DA1C9A2E9A823DC2" xlink:type="locator" />
    <definitionArc order="4" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LongtermDebtTypeDomain_1408165A0A2EC1E82DA29A2E9A829491" xlink:to="loc_mu_ConvertibleSeniorNotesDue2032CMember_AF7F4444EDB58BA1DA1C9A2E9A823DC2" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_ConvertibleSeniorNotesDue2032DMember" xlink:label="loc_mu_ConvertibleSeniorNotesDue2032DMember_4D990EAB48F6EADEE9B49A2E9A821CA6" xlink:type="locator" />
    <definitionArc order="5" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LongtermDebtTypeDomain_1408165A0A2EC1E82DA29A2E9A829491" xlink:to="loc_mu_ConvertibleSeniorNotesDue2032DMember_4D990EAB48F6EADEE9B49A2E9A821CA6" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_ConvertibleSeniorNotesDue2033EMember" xlink:label="loc_mu_ConvertibleSeniorNotesDue2033EMember_A2D3B1EA2D42C3BA9FE39A2E9A823C77" xlink:type="locator" />
    <definitionArc order="6" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LongtermDebtTypeDomain_1408165A0A2EC1E82DA29A2E9A829491" xlink:to="loc_mu_ConvertibleSeniorNotesDue2033EMember_A2D3B1EA2D42C3BA9FE39A2E9A823C77" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_ConvertibleSeniorNoteDue2033FMember" xlink:label="loc_mu_ConvertibleSeniorNoteDue2033FMember_DE4CBE1D15413CF48EAD9A2E9A82BF96" xlink:type="locator" />
    <definitionArc order="7" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LongtermDebtTypeDomain_1408165A0A2EC1E82DA29A2E9A829491" xlink:to="loc_mu_ConvertibleSeniorNoteDue2033FMember_DE4CBE1D15413CF48EAD9A2E9A82BF96" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_ConvertibleSeniorNotesDue2013Member" xlink:label="loc_mu_ConvertibleSeniorNotesDue2013Member_F8181B8547CA83EE12A39A2E9A83CBC3" xlink:type="locator" />
    <definitionArc order="8" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LongtermDebtTypeDomain_1408165A0A2EC1E82DA29A2E9A829491" xlink:to="loc_mu_ConvertibleSeniorNotesDue2013Member_F8181B8547CA83EE12A39A2E9A83CBC3" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_ConvertibleSeniorNotesDue2014Member" xlink:label="loc_mu_ConvertibleSeniorNotesDue2014Member_478F94BEF209E8D559D39A2E9A836561" xlink:type="locator" />
    <definitionArc order="9" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LongtermDebtTypeDomain_1408165A0A2EC1E82DA29A2E9A829491" xlink:to="loc_mu_ConvertibleSeniorNotesDue2014Member_478F94BEF209E8D559D39A2E9A836561" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ConvertibleDebtMember" xlink:label="loc_us-gaap_ConvertibleDebtMember_D51995294FA135319CA29A2E9A834C1B" xlink:type="locator" />
    <definitionArc order="10" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_LongtermDebtTypeDomain_1408165A0A2EC1E82DA29A2E9A829491" xlink:to="loc_us-gaap_ConvertibleDebtMember_D51995294FA135319CA29A2E9A834C1B" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_RangeAxis" xlink:label="loc_us-gaap_RangeAxis_B630C510FA57FDB46F959A2E9A83A190" xlink:type="locator" />
    <definitionArc order="4" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_OptionIndexedToIssuersEquityEquityTable_B1C0070E05DFA4DE0FA89A2E9A8239F8" xlink:to="loc_us-gaap_RangeAxis_B630C510FA57FDB46F959A2E9A83A190" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_RangeMember" xlink:label="loc_us-gaap_RangeMember_72955C95BACDB3D047679A2E9A83A76C_default" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_RangeAxis_B630C510FA57FDB46F959A2E9A83A190" xlink:to="loc_us-gaap_RangeMember_72955C95BACDB3D047679A2E9A83A76C_default" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_RangeMember" xlink:label="loc_us-gaap_RangeMember_72955C95BACDB3D047679A2E9A83A76C" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_RangeAxis_B630C510FA57FDB46F959A2E9A83A190" xlink:to="loc_us-gaap_RangeMember_72955C95BACDB3D047679A2E9A83A76C" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_MinimumMember" xlink:label="loc_us-gaap_MinimumMember_21BC345DA51ABBC1E3169A2E9A834EC9" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RangeMember_72955C95BACDB3D047679A2E9A83A76C" xlink:to="loc_us-gaap_MinimumMember_21BC345DA51ABBC1E3169A2E9A834EC9" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_MaximumMember" xlink:label="loc_us-gaap_MaximumMember_40A1EC5BB301C734FD999A2E9A835BB3" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RangeMember_72955C95BACDB3D047679A2E9A83A76C" xlink:to="loc_us-gaap_MaximumMember_40A1EC5BB301C734FD999A2E9A835BB3" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_OptionIndexedToIssuersEquityCashPaid" xlink:label="loc_mu_OptionIndexedToIssuersEquityCashPaid_D0F68DC686B8B406E2A69A2E9A83203F" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_OptionIndexedToIssuersEquityLineItems_94732F5AA59F2281451F9A2E9A83363E" xlink:to="loc_mu_OptionIndexedToIssuersEquityCashPaid_D0F68DC686B8B406E2A69A2E9A83203F" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_OptionIndexedToIssuersEquityStrikePrice" xlink:label="loc_us-gaap_OptionIndexedToIssuersEquityStrikePrice_83F0694090760E0D6DE49A2E9A83E097" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_OptionIndexedToIssuersEquityLineItems_94732F5AA59F2281451F9A2E9A83363E" xlink:to="loc_us-gaap_OptionIndexedToIssuersEquityStrikePrice_83F0694090760E0D6DE49A2E9A83E097" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_CallOptionIndexedToIssuersEquityCappedCeiling" xlink:label="loc_mu_CallOptionIndexedToIssuersEquityCappedCeiling_176DF9EAF1FDF5EEB3939A2E9A83595F" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_OptionIndexedToIssuersEquityLineItems_94732F5AA59F2281451F9A2E9A83363E" xlink:to="loc_mu_CallOptionIndexedToIssuersEquityCappedCeiling_176DF9EAF1FDF5EEB3939A2E9A83595F" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_OptionIndexedToIssuersEquityShares" xlink:label="loc_us-gaap_OptionIndexedToIssuersEquityShares_729BA710F93C76F2D11C9A2E9A83B2C5" xlink:type="locator" />
    <definitionArc order="4" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_OptionIndexedToIssuersEquityLineItems_94732F5AA59F2281451F9A2E9A83363E" xlink:to="loc_us-gaap_OptionIndexedToIssuersEquityShares_729BA710F93C76F2D11C9A2E9A83B2C5" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_OptionIndexedToIssuersEquitySettlementProceeds" xlink:label="loc_mu_OptionIndexedToIssuersEquitySettlementProceeds_71EB2EF3BD18A11299D89A2E9A834003" xlink:type="locator" />
    <definitionArc order="5" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_OptionIndexedToIssuersEquityLineItems_94732F5AA59F2281451F9A2E9A83363E" xlink:to="loc_mu_OptionIndexedToIssuersEquitySettlementProceeds_71EB2EF3BD18A11299D89A2E9A834003" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_OptionIndexedToIssuersEquitySettlementCashReceived" xlink:label="loc_mu_OptionIndexedToIssuersEquitySettlementCashReceived_251D0D67FC322EF040319A2E9A834AA6" xlink:type="locator" />
    <definitionArc order="6" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_OptionIndexedToIssuersEquityLineItems_94732F5AA59F2281451F9A2E9A83363E" xlink:to="loc_mu_OptionIndexedToIssuersEquitySettlementCashReceived_251D0D67FC322EF040319A2E9A834AA6" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_CappedCallsExpiredMaximumSharesCoveredInShares" xlink:label="loc_mu_CappedCallsExpiredMaximumSharesCoveredInShares_A99CCBB7DEDCAE8E1CDC9A2E9A83A9E5" xlink:type="locator" />
    <definitionArc order="7" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_OptionIndexedToIssuersEquityLineItems_94732F5AA59F2281451F9A2E9A83363E" xlink:to="loc_mu_CappedCallsExpiredMaximumSharesCoveredInShares_A99CCBB7DEDCAE8E1CDC9A2E9A83A9E5" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_CappedCallsSettledMaximumSharesCoveredInShares" xlink:label="loc_mu_CappedCallsSettledMaximumSharesCoveredInShares_1407839B7357F60D3FA89A2E9A8382CC" xlink:type="locator" />
    <definitionArc order="8" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_OptionIndexedToIssuersEquityLineItems_94732F5AA59F2281451F9A2E9A83363E" xlink:to="loc_mu_CappedCallsSettledMaximumSharesCoveredInShares_1407839B7357F60D3FA89A2E9A8382CC" xlink:type="arc" />
  </definitionLink>
  <definitionLink xlink:role="http://www.micron.com/role/ShareholdersEquityShareholdersEquityRepurchaseOfCommonStockDetails" xlink:type="extended">
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_EquityClassOfTreasuryStockLineItems" xlink:label="loc_us-gaap_EquityClassOfTreasuryStockLineItems_4233E24BD0E4072AC26D9A2E9A49AE05" xlink:type="locator" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ClassOfTreasuryStockTable" xlink:label="loc_us-gaap_ClassOfTreasuryStockTable_A7F7B84D85E30DC63B819A2E9A49818F" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_EquityClassOfTreasuryStockLineItems_4233E24BD0E4072AC26D9A2E9A49AE05" xlink:to="loc_us-gaap_ClassOfTreasuryStockTable_A7F7B84D85E30DC63B819A2E9A49818F" xlink:type="arc" xbrldt:closed="true" xbrldt:contextElement="segment" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_StatementClassOfStockAxis" xlink:label="loc_us-gaap_StatementClassOfStockAxis_9F0876B85FC746B5F06F9A2E9A491053" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ClassOfTreasuryStockTable_A7F7B84D85E30DC63B819A2E9A49818F" xlink:to="loc_us-gaap_StatementClassOfStockAxis_9F0876B85FC746B5F06F9A2E9A491053" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ClassOfStockDomain" xlink:label="loc_us-gaap_ClassOfStockDomain_51B59FE39C2924A480D29A2E9A49DED1_default" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_StatementClassOfStockAxis_9F0876B85FC746B5F06F9A2E9A491053" xlink:to="loc_us-gaap_ClassOfStockDomain_51B59FE39C2924A480D29A2E9A49DED1_default" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ClassOfStockDomain" xlink:label="loc_us-gaap_ClassOfStockDomain_51B59FE39C2924A480D29A2E9A49DED1" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_StatementClassOfStockAxis_9F0876B85FC746B5F06F9A2E9A491053" xlink:to="loc_us-gaap_ClassOfStockDomain_51B59FE39C2924A480D29A2E9A49DED1" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_CommonClassAMember" xlink:label="loc_us-gaap_CommonClassAMember_D8BC9F6E7BE43D2B57289A2E9A492DCB" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ClassOfStockDomain_51B59FE39C2924A480D29A2E9A49DED1" xlink:to="loc_us-gaap_CommonClassAMember_D8BC9F6E7BE43D2B57289A2E9A492DCB" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_TreasuryStockValueAcquiredCostMethod" xlink:label="loc_us-gaap_TreasuryStockValueAcquiredCostMethod_3ED82CF3E56859AD98B29A2E9A4950C4" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EquityClassOfTreasuryStockLineItems_4233E24BD0E4072AC26D9A2E9A49AE05" xlink:to="loc_us-gaap_TreasuryStockValueAcquiredCostMethod_3ED82CF3E56859AD98B29A2E9A4950C4" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_TreasuryStockSharesRetired" xlink:label="loc_us-gaap_TreasuryStockSharesRetired_7E36C5424507BBE06E579A2E9A4A6F66" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EquityClassOfTreasuryStockLineItems_4233E24BD0E4072AC26D9A2E9A49AE05" xlink:to="loc_us-gaap_TreasuryStockSharesRetired_7E36C5424507BBE06E579A2E9A4A6F66" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_TreasuryStockAcquiredAverageCostPerShare" xlink:label="loc_us-gaap_TreasuryStockAcquiredAverageCostPerShare_DC7544A00B5B742983719A2E9A4A7F7F" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EquityClassOfTreasuryStockLineItems_4233E24BD0E4072AC26D9A2E9A49AE05" xlink:to="loc_us-gaap_TreasuryStockAcquiredAverageCostPerShare_DC7544A00B5B742983719A2E9A4A7F7F" xlink:type="arc" />
  </definitionLink>
  <definitionLink xlink:role="http://www.micron.com/role/ShareholdersEquityTables" xlink:type="extended" />
  <definitionLink xlink:role="http://www.micron.com/role/SignificantAccountingPolicies" xlink:type="extended" />
  <definitionLink xlink:role="http://www.micron.com/role/SignificantAccountingPoliciesPolicies" xlink:type="extended" />
  <definitionLink xlink:role="http://www.micron.com/role/SignificantAccountingPoliciesPropertyPlantAndEquipmentDetails" xlink:type="extended">
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_PropertyPlantAndEquipmentLineItems" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentLineItems_AB7EEA2C0EA547B4F6879A2E9B55D39D" xlink:type="locator" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ScheduleOfPropertyPlantAndEquipmentTable" xlink:label="loc_us-gaap_ScheduleOfPropertyPlantAndEquipmentTable_18096E91F3F573E51ED49A2E9B54366B" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentLineItems_AB7EEA2C0EA547B4F6879A2E9B55D39D" xlink:to="loc_us-gaap_ScheduleOfPropertyPlantAndEquipmentTable_18096E91F3F573E51ED49A2E9B54366B" xlink:type="arc" xbrldt:closed="true" xbrldt:contextElement="segment" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_PropertyPlantAndEquipmentByTypeAxis" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentByTypeAxis_E13FE9505C84E3EAB5109A2E9B55B265" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfPropertyPlantAndEquipmentTable_18096E91F3F573E51ED49A2E9B54366B" xlink:to="loc_us-gaap_PropertyPlantAndEquipmentByTypeAxis_E13FE9505C84E3EAB5109A2E9B55B265" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_PropertyPlantAndEquipmentTypeDomain" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentTypeDomain_8A82E1648FE4D1E6C39C9A2E9B55EA08_default" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentByTypeAxis_E13FE9505C84E3EAB5109A2E9B55B265" xlink:to="loc_us-gaap_PropertyPlantAndEquipmentTypeDomain_8A82E1648FE4D1E6C39C9A2E9B55EA08_default" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_PropertyPlantAndEquipmentTypeDomain" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentTypeDomain_8A82E1648FE4D1E6C39C9A2E9B55EA08" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentByTypeAxis_E13FE9505C84E3EAB5109A2E9B55B265" xlink:to="loc_us-gaap_PropertyPlantAndEquipmentTypeDomain_8A82E1648FE4D1E6C39C9A2E9B55EA08" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_BuildingMember" xlink:label="loc_us-gaap_BuildingMember_F2C5B27E47CD2FF1B22C9A2E9B55A413" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentTypeDomain_8A82E1648FE4D1E6C39C9A2E9B55EA08" xlink:to="loc_us-gaap_BuildingMember_F2C5B27E47CD2FF1B22C9A2E9B55A413" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_EquipmentMember" xlink:label="loc_us-gaap_EquipmentMember_040D13ABBE10F43B4F099A2E9B551C93" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentTypeDomain_8A82E1648FE4D1E6C39C9A2E9B55EA08" xlink:to="loc_us-gaap_EquipmentMember_040D13ABBE10F43B4F099A2E9B551C93" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ComputerSoftwareIntangibleAssetMember" xlink:label="loc_us-gaap_ComputerSoftwareIntangibleAssetMember_C3B905849BB40752E48A9A2E9B550FDB" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentTypeDomain_8A82E1648FE4D1E6C39C9A2E9B55EA08" xlink:to="loc_us-gaap_ComputerSoftwareIntangibleAssetMember_C3B905849BB40752E48A9A2E9B550FDB" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_RangeAxis" xlink:label="loc_us-gaap_RangeAxis_743D835A85E4DE8ACE489A2E9B55FA67" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfPropertyPlantAndEquipmentTable_18096E91F3F573E51ED49A2E9B54366B" xlink:to="loc_us-gaap_RangeAxis_743D835A85E4DE8ACE489A2E9B55FA67" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_RangeMember" xlink:label="loc_us-gaap_RangeMember_17C4A76ADD7AA02DA1779A2E9B55DBDB_default" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_RangeAxis_743D835A85E4DE8ACE489A2E9B55FA67" xlink:to="loc_us-gaap_RangeMember_17C4A76ADD7AA02DA1779A2E9B55DBDB_default" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_RangeMember" xlink:label="loc_us-gaap_RangeMember_17C4A76ADD7AA02DA1779A2E9B55DBDB" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_RangeAxis_743D835A85E4DE8ACE489A2E9B55FA67" xlink:to="loc_us-gaap_RangeMember_17C4A76ADD7AA02DA1779A2E9B55DBDB" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_MinimumMember" xlink:label="loc_us-gaap_MinimumMember_FDBBEC0A2B03ED6731CA9A2E9B55CBDB" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RangeMember_17C4A76ADD7AA02DA1779A2E9B55DBDB" xlink:to="loc_us-gaap_MinimumMember_FDBBEC0A2B03ED6731CA9A2E9B55CBDB" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_MaximumMember" xlink:label="loc_us-gaap_MaximumMember_C6A182CBFF11403F64059A2E9B5571A3" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RangeMember_17C4A76ADD7AA02DA1779A2E9B55DBDB" xlink:to="loc_us-gaap_MaximumMember_C6A182CBFF11403F64059A2E9B5571A3" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_PropertyPlantAndEquipmentUsefulLife" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentUsefulLife_567FCC030582F588CDC59A2E9B556F01" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_PropertyPlantAndEquipmentLineItems_AB7EEA2C0EA547B4F6879A2E9B55D39D" xlink:to="loc_us-gaap_PropertyPlantAndEquipmentUsefulLife_567FCC030582F588CDC59A2E9B556F01" xlink:type="arc" />
  </definitionLink>
  <definitionLink xlink:role="http://www.micron.com/role/SignificantAccountingPoliciesSignificantAccountingPoliciesBasisOfPresentationDetails" xlink:type="extended">
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_StatementLineItems" xlink:label="loc_us-gaap_StatementLineItems_75B4D9ACBCEC71503C7E9A2E9C27B916" xlink:type="locator" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_StatementTable" xlink:label="loc_us-gaap_StatementTable_430073696FF12E359C809A2E9C261470" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_StatementLineItems_75B4D9ACBCEC71503C7E9A2E9C27B916" xlink:to="loc_us-gaap_StatementTable_430073696FF12E359C809A2E9C261470" xlink:type="arc" xbrldt:closed="true" xbrldt:contextElement="segment" />
    <loc xlink:href="mu-20130829.xsd#mu_ComponentsOfOtherNonOperatingIncomeExpenseNetAxis" xlink:label="loc_mu_ComponentsOfOtherNonOperatingIncomeExpenseNetAxis_BB814412F200A5DB25A99A2E9C268CB3" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_StatementTable_430073696FF12E359C809A2E9C261470" xlink:to="loc_mu_ComponentsOfOtherNonOperatingIncomeExpenseNetAxis_BB814412F200A5DB25A99A2E9C268CB3" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_ComponentsOfOtherNonoperatingIncomeExpenseNetDomain" xlink:label="loc_mu_ComponentsOfOtherNonoperatingIncomeExpenseNetDomain_4382DF1A0D8A647463679A2E9C269EB0_default" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_mu_ComponentsOfOtherNonOperatingIncomeExpenseNetAxis_BB814412F200A5DB25A99A2E9C268CB3" xlink:to="loc_mu_ComponentsOfOtherNonoperatingIncomeExpenseNetDomain_4382DF1A0D8A647463679A2E9C269EB0_default" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_ComponentsOfOtherNonoperatingIncomeExpenseNetDomain" xlink:label="loc_mu_ComponentsOfOtherNonoperatingIncomeExpenseNetDomain_4382DF1A0D8A647463679A2E9C269EB0" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_mu_ComponentsOfOtherNonOperatingIncomeExpenseNetAxis_BB814412F200A5DB25A99A2E9C268CB3" xlink:to="loc_mu_ComponentsOfOtherNonoperatingIncomeExpenseNetDomain_4382DF1A0D8A647463679A2E9C269EB0" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ForeignCurrencyGainLossMember" xlink:label="loc_us-gaap_ForeignCurrencyGainLossMember_E210B883B317B09D41DC9A2E9C2683B3" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_mu_ComponentsOfOtherNonoperatingIncomeExpenseNetDomain_4382DF1A0D8A647463679A2E9C269EB0" xlink:to="loc_us-gaap_ForeignCurrencyGainLossMember_E210B883B317B09D41DC9A2E9C2683B3" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_LineItemReclassifiedToAxis" xlink:label="loc_mu_LineItemReclassifiedToAxis_E985463E6EF114F7CB0D9A2E9C26DF00" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_StatementTable_430073696FF12E359C809A2E9C261470" xlink:to="loc_mu_LineItemReclassifiedToAxis_E985463E6EF114F7CB0D9A2E9C26DF00" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_LineItemReclassifiedToDomain" xlink:label="loc_mu_LineItemReclassifiedToDomain_8031C0CFBE56542264349A2E9C26A1B6_default" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_mu_LineItemReclassifiedToAxis_E985463E6EF114F7CB0D9A2E9C26DF00" xlink:to="loc_mu_LineItemReclassifiedToDomain_8031C0CFBE56542264349A2E9C26A1B6_default" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_LineItemReclassifiedToDomain" xlink:label="loc_mu_LineItemReclassifiedToDomain_8031C0CFBE56542264349A2E9C26A1B6" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_mu_LineItemReclassifiedToAxis_E985463E6EF114F7CB0D9A2E9C26DF00" xlink:to="loc_mu_LineItemReclassifiedToDomain_8031C0CFBE56542264349A2E9C26A1B6" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_OtherNonOperatingIncomeExpenseNetMember" xlink:label="loc_mu_OtherNonOperatingIncomeExpenseNetMember_3F5A4F7B535007C6332E9A2E9C264FA2" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_mu_LineItemReclassifiedToDomain_8031C0CFBE56542264349A2E9C26A1B6" xlink:to="loc_mu_OtherNonOperatingIncomeExpenseNetMember_3F5A4F7B535007C6332E9A2E9C264FA2" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_LineItemReclassifiedFromAxis" xlink:label="loc_mu_LineItemReclassifiedFromAxis_07B5B38609CD63CAF5A09A2E9C26B558" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_StatementTable_430073696FF12E359C809A2E9C261470" xlink:to="loc_mu_LineItemReclassifiedFromAxis_07B5B38609CD63CAF5A09A2E9C26B558" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_LineItemReclassifiedFromDomain" xlink:label="loc_mu_LineItemReclassifiedFromDomain_7AB7715002C0EA9BE8BD9A2E9C2689FC_default" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_mu_LineItemReclassifiedFromAxis_07B5B38609CD63CAF5A09A2E9C26B558" xlink:to="loc_mu_LineItemReclassifiedFromDomain_7AB7715002C0EA9BE8BD9A2E9C2689FC_default" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_LineItemReclassifiedFromDomain" xlink:label="loc_mu_LineItemReclassifiedFromDomain_7AB7715002C0EA9BE8BD9A2E9C2689FC" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_mu_LineItemReclassifiedFromAxis_07B5B38609CD63CAF5A09A2E9C26B558" xlink:to="loc_mu_LineItemReclassifiedFromDomain_7AB7715002C0EA9BE8BD9A2E9C2689FC" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_OtherOperatingIncomeExpenseMember" xlink:label="loc_mu_OtherOperatingIncomeExpenseMember_256CD95BCE900495952F9A2E9C27BAC9" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_mu_LineItemReclassifiedFromDomain_7AB7715002C0EA9BE8BD9A2E9C2689FC" xlink:to="loc_mu_OtherOperatingIncomeExpenseMember_256CD95BCE900495952F9A2E9C27BAC9" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_PriorPeriodReclassificationAdjustment" xlink:label="loc_us-gaap_PriorPeriodReclassificationAdjustment_2ACC93B6D278D25DDF759A2E9C27E918" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_75B4D9ACBCEC71503C7E9A2E9C27B916" xlink:to="loc_us-gaap_PriorPeriodReclassificationAdjustment_2ACC93B6D278D25DDF759A2E9C27E918" xlink:type="arc" />
  </definitionLink>
  <definitionLink xlink:role="http://www.micron.com/role/SignificantAccountingPoliciesSignificantAccountingPoliciesProductAndProcessTechnologyDetails" xlink:type="extended">
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsLineItems" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsLineItems_8F1B3F191B2BB900CF8A9A2E9A6ABAE2" xlink:type="locator" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ScheduleOfFiniteLivedIntangibleAssetsTable" xlink:label="loc_us-gaap_ScheduleOfFiniteLivedIntangibleAssetsTable_684C2C4BD5A193599BB79A2E9A69698C" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsLineItems_8F1B3F191B2BB900CF8A9A2E9A6ABAE2" xlink:to="loc_us-gaap_ScheduleOfFiniteLivedIntangibleAssetsTable_684C2C4BD5A193599BB79A2E9A69698C" xlink:type="arc" xbrldt:closed="true" xbrldt:contextElement="segment" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis_0A01D0AD97F498345D1E9A2E9A69CDD6" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfFiniteLivedIntangibleAssetsTable_684C2C4BD5A193599BB79A2E9A69698C" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis_0A01D0AD97F498345D1E9A2E9A69CDD6" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_F896D2ED102DD07201B99A2E9A69F498_default" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis_0A01D0AD97F498345D1E9A2E9A69CDD6" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_F896D2ED102DD07201B99A2E9A69F498_default" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_F896D2ED102DD07201B99A2E9A69F498" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis_0A01D0AD97F498345D1E9A2E9A69CDD6" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_F896D2ED102DD07201B99A2E9A69F498" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_RangeAxis" xlink:label="loc_us-gaap_RangeAxis_9197A78029E3029140F39A2E9A69EA74" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_ScheduleOfFiniteLivedIntangibleAssetsTable_684C2C4BD5A193599BB79A2E9A69698C" xlink:to="loc_us-gaap_RangeAxis_9197A78029E3029140F39A2E9A69EA74" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_RangeMember" xlink:label="loc_us-gaap_RangeMember_BA3C34F9D8AB66AE05E49A2E9A6967F8_default" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_RangeAxis_9197A78029E3029140F39A2E9A69EA74" xlink:to="loc_us-gaap_RangeMember_BA3C34F9D8AB66AE05E49A2E9A6967F8_default" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_RangeMember" xlink:label="loc_us-gaap_RangeMember_BA3C34F9D8AB66AE05E49A2E9A6967F8" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_RangeAxis_9197A78029E3029140F39A2E9A69EA74" xlink:to="loc_us-gaap_RangeMember_BA3C34F9D8AB66AE05E49A2E9A6967F8" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_MaximumMember" xlink:label="loc_us-gaap_MaximumMember_4D57A998746F19DF357D9A2E9A69B047" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_RangeMember_BA3C34F9D8AB66AE05E49A2E9A6967F8" xlink:to="loc_us-gaap_MaximumMember_4D57A998746F19DF357D9A2E9A69B047" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetUsefulLife" xlink:label="loc_us-gaap_FiniteLivedIntangibleAssetUsefulLife_8E8EA3A29D7AC5A740919A2E9A6A5B65" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_FiniteLivedIntangibleAssetsLineItems_8F1B3F191B2BB900CF8A9A2E9A6ABAE2" xlink:to="loc_us-gaap_FiniteLivedIntangibleAssetUsefulLife_8E8EA3A29D7AC5A740919A2E9A6A5B65" xlink:type="arc" />
  </definitionLink>
  <definitionLink xlink:role="http://www.micron.com/role/StatementOfChangesInEquity" xlink:type="extended">
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_StatementLineItems" xlink:label="loc_us-gaap_StatementLineItems_C9A0212FF4A8A0715BE79A2E9AD1A025" xlink:type="locator" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_StatementTable" xlink:label="loc_us-gaap_StatementTable_3EF85834CE8E052CFCC29A2E9AD1ECD1" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_us-gaap_StatementLineItems_C9A0212FF4A8A0715BE79A2E9AD1A025" xlink:to="loc_us-gaap_StatementTable_3EF85834CE8E052CFCC29A2E9AD1ECD1" xlink:type="arc" xbrldt:closed="true" xbrldt:contextElement="segment" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_StatementEquityComponentsAxis" xlink:label="loc_us-gaap_StatementEquityComponentsAxis_9206B80188F4C7F80B369A2E9AD1DD7C" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_us-gaap_StatementTable_3EF85834CE8E052CFCC29A2E9AD1ECD1" xlink:to="loc_us-gaap_StatementEquityComponentsAxis_9206B80188F4C7F80B369A2E9AD1DD7C" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_EquityComponentDomain" xlink:label="loc_us-gaap_EquityComponentDomain_9568AED8903F0575AC299A2E9AD176F9_default" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_StatementEquityComponentsAxis_9206B80188F4C7F80B369A2E9AD1DD7C" xlink:to="loc_us-gaap_EquityComponentDomain_9568AED8903F0575AC299A2E9AD176F9_default" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_EquityComponentDomain" xlink:label="loc_us-gaap_EquityComponentDomain_9568AED8903F0575AC299A2E9AD176F9" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_StatementEquityComponentsAxis_9206B80188F4C7F80B369A2E9AD1DD7C" xlink:to="loc_us-gaap_EquityComponentDomain_9568AED8903F0575AC299A2E9AD176F9" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_CommonStockMember" xlink:label="loc_us-gaap_CommonStockMember_41F3619092CBD3B5999B9A2E9AD1B729" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EquityComponentDomain_9568AED8903F0575AC299A2E9AD176F9" xlink:to="loc_us-gaap_CommonStockMember_41F3619092CBD3B5999B9A2E9AD1B729" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_AdditionalPaidInCapitalMember" xlink:label="loc_us-gaap_AdditionalPaidInCapitalMember_84C1C88CA0FC0D8961609A2E9AD19D1B" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EquityComponentDomain_9568AED8903F0575AC299A2E9AD176F9" xlink:to="loc_us-gaap_AdditionalPaidInCapitalMember_84C1C88CA0FC0D8961609A2E9AD19D1B" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_RetainedEarningsMember" xlink:label="loc_us-gaap_RetainedEarningsMember_FDF054D8E07EAED698999A2E9AD1DD10" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EquityComponentDomain_9568AED8903F0575AC299A2E9AD176F9" xlink:to="loc_us-gaap_RetainedEarningsMember_FDF054D8E07EAED698999A2E9AD1DD10" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_AccumulatedOtherComprehensiveIncomeMember" xlink:label="loc_us-gaap_AccumulatedOtherComprehensiveIncomeMember_02450CD4B793245863649A2E9AD18875" xlink:type="locator" />
    <definitionArc order="4" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EquityComponentDomain_9568AED8903F0575AC299A2E9AD176F9" xlink:to="loc_us-gaap_AccumulatedOtherComprehensiveIncomeMember_02450CD4B793245863649A2E9AD18875" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ParentMember" xlink:label="loc_us-gaap_ParentMember_5D1C8FECAA2D82E04A899A2E9AD12CB4" xlink:type="locator" />
    <definitionArc order="5" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EquityComponentDomain_9568AED8903F0575AC299A2E9AD176F9" xlink:to="loc_us-gaap_ParentMember_5D1C8FECAA2D82E04A899A2E9AD12CB4" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_NoncontrollingInterestMember" xlink:label="loc_us-gaap_NoncontrollingInterestMember_7D86ABB06D6F8B59FA119A2E9AD1D423" xlink:type="locator" />
    <definitionArc order="6" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_EquityComponentDomain_9568AED8903F0575AC299A2E9AD176F9" xlink:to="loc_us-gaap_NoncontrollingInterestMember_7D86ABB06D6F8B59FA119A2E9AD1D423" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_IncreaseDecreaseInStockholdersEquityRollForward" xlink:label="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_8CD78103D0F0D193214F9A2E9AD15FE5" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_StatementLineItems_C9A0212FF4A8A0715BE79A2E9AD1A025" xlink:to="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_8CD78103D0F0D193214F9A2E9AD15FE5" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest" xlink:label="loc_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_0F1C5B7CFBB7357749C29A2E9AD1279E" xlink:type="locator" />
    <definitionArc order="1" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_8CD78103D0F0D193214F9A2E9AD15FE5" xlink:to="loc_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_0F1C5B7CFBB7357749C29A2E9AD1279E" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_CommonStockSharesOutstanding" xlink:label="loc_us-gaap_CommonStockSharesOutstanding_535732BE85A1E6E619E39A2E9AD25A78" xlink:type="locator" />
    <definitionArc order="2" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_8CD78103D0F0D193214F9A2E9AD15FE5" xlink:to="loc_us-gaap_CommonStockSharesOutstanding_535732BE85A1E6E619E39A2E9AD25A78" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_ProfitLoss" xlink:label="loc_us-gaap_ProfitLoss_F6D85587F0E8BD9BA8919A2E9AD23442" xlink:type="locator" />
    <definitionArc order="3" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_8CD78103D0F0D193214F9A2E9AD15FE5" xlink:to="loc_us-gaap_ProfitLoss_F6D85587F0E8BD9BA8919A2E9AD23442" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_OtherComprehensiveIncomeLossNetOfTax" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTax_C41631983A3C2CAD5C079A2E9AD2BAD5" xlink:type="locator" />
    <definitionArc order="4" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_8CD78103D0F0D193214F9A2E9AD15FE5" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTax_C41631983A3C2CAD5C079A2E9AD2BAD5" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_NoncontrollingInterestIncreaseFromBusinessCombination" xlink:label="loc_us-gaap_NoncontrollingInterestIncreaseFromBusinessCombination_138147B2230D37006CA19A2E9AD2324A" xlink:type="locator" />
    <definitionArc order="5" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_8CD78103D0F0D193214F9A2E9AD15FE5" xlink:to="loc_us-gaap_NoncontrollingInterestIncreaseFromBusinessCombination_138147B2230D37006CA19A2E9AD2324A" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_AdjustmentsToAdditionalPaidInCapitalEquityComponentOfConvertibleDebt" xlink:label="loc_us-gaap_AdjustmentsToAdditionalPaidInCapitalEquityComponentOfConvertibleDebt_6F3AC742572609AB2D149A2E9AD28AC8" xlink:type="locator" />
    <definitionArc order="6" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_8CD78103D0F0D193214F9A2E9AD15FE5" xlink:to="loc_us-gaap_AdjustmentsToAdditionalPaidInCapitalEquityComponentOfConvertibleDebt_6F3AC742572609AB2D149A2E9AD28AC8" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_StockIssuedDuringPeriodValueConversionOfConvertibleSecurities" xlink:label="loc_us-gaap_StockIssuedDuringPeriodValueConversionOfConvertibleSecurities_1867CB7B75AE1C16004C9A2E9AD2D1E1" xlink:type="locator" />
    <definitionArc order="7" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_8CD78103D0F0D193214F9A2E9AD15FE5" xlink:to="loc_us-gaap_StockIssuedDuringPeriodValueConversionOfConvertibleSecurities_1867CB7B75AE1C16004C9A2E9AD2D1E1" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_StockIssuedDuringPeriodSharesConversionOfConvertibleSecurities" xlink:label="loc_us-gaap_StockIssuedDuringPeriodSharesConversionOfConvertibleSecurities_820D1947629C20318E839A2E9AD2A7E7" xlink:type="locator" />
    <definitionArc order="8" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_8CD78103D0F0D193214F9A2E9AD15FE5" xlink:to="loc_us-gaap_StockIssuedDuringPeriodSharesConversionOfConvertibleSecurities_820D1947629C20318E839A2E9AD2A7E7" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue" xlink:label="loc_us-gaap_AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue_B7683C66D28CAD549B009A2E9AD24D28" xlink:type="locator" />
    <definitionArc order="9" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_8CD78103D0F0D193214F9A2E9AD15FE5" xlink:to="loc_us-gaap_AdjustmentsToAdditionalPaidInCapitalSharebasedCompensationRequisiteServicePeriodRecognitionValue_B7683C66D28CAD549B009A2E9AD24D28" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_StockIssuedDuringPeriodValueShareBasedCompensation" xlink:label="loc_us-gaap_StockIssuedDuringPeriodValueShareBasedCompensation_CDAD461575E116BAF8939A2E9AD2B3CA" xlink:type="locator" />
    <definitionArc order="10" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_8CD78103D0F0D193214F9A2E9AD15FE5" xlink:to="loc_us-gaap_StockIssuedDuringPeriodValueShareBasedCompensation_CDAD461575E116BAF8939A2E9AD2B3CA" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_StockIssuedDuringPeriodSharesShareBasedCompensation" xlink:label="loc_us-gaap_StockIssuedDuringPeriodSharesShareBasedCompensation_007A1F94327F5CA573F59A2E9AD24F5B" xlink:type="locator" />
    <definitionArc order="11" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_8CD78103D0F0D193214F9A2E9AD15FE5" xlink:to="loc_us-gaap_StockIssuedDuringPeriodSharesShareBasedCompensation_007A1F94327F5CA573F59A2E9AD24F5B" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_NoncontrollingInterestIncreaseFromSubsidiaryEquityIssuance" xlink:label="loc_us-gaap_NoncontrollingInterestIncreaseFromSubsidiaryEquityIssuance_B7646C9625C9002CDCDC9A2E9AD2B924" xlink:type="locator" />
    <definitionArc order="12" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_8CD78103D0F0D193214F9A2E9AD15FE5" xlink:to="loc_us-gaap_NoncontrollingInterestIncreaseFromSubsidiaryEquityIssuance_B7646C9625C9002CDCDC9A2E9AD2B924" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders" xlink:label="loc_us-gaap_MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders_012D41A64F0AF96914EC9A2E9AD267FC" xlink:type="locator" />
    <definitionArc order="13" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_8CD78103D0F0D193214F9A2E9AD15FE5" xlink:to="loc_us-gaap_MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders_012D41A64F0AF96914EC9A2E9AD267FC" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_StockRepurchasedAndRetiredDuringPeriodValue" xlink:label="loc_us-gaap_StockRepurchasedAndRetiredDuringPeriodValue_36106EE7555BC0B64AFD9A2E9AD2FE0B" xlink:type="locator" />
    <definitionArc order="14" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_8CD78103D0F0D193214F9A2E9AD15FE5" xlink:to="loc_us-gaap_StockRepurchasedAndRetiredDuringPeriodValue_36106EE7555BC0B64AFD9A2E9AD2FE0B" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_StockRepurchasedAndRetiredDuringPeriodShares" xlink:label="loc_us-gaap_StockRepurchasedAndRetiredDuringPeriodShares_C06E7868B4E0AF5A48F79A2E9AD26569" xlink:type="locator" />
    <definitionArc order="15" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_8CD78103D0F0D193214F9A2E9AD15FE5" xlink:to="loc_us-gaap_StockRepurchasedAndRetiredDuringPeriodShares_C06E7868B4E0AF5A48F79A2E9AD26569" xlink:type="arc" />
    <loc xlink:href="http://xbrl.fasb.org/us-gaap/2013/elts/us-gaap-2013-01-31.xsd#us-gaap_MinorityInterestDecreaseFromRedemptions" xlink:label="loc_us-gaap_MinorityInterestDecreaseFromRedemptions_40310CD7121123876D8F9A2E9AD27994" xlink:type="locator" />
    <definitionArc order="16" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_8CD78103D0F0D193214F9A2E9AD15FE5" xlink:to="loc_us-gaap_MinorityInterestDecreaseFromRedemptions_40310CD7121123876D8F9A2E9AD27994" xlink:type="arc" />
    <loc xlink:href="mu-20130829.xsd#mu_AdjustmentsToAdditionalPaidInCapitalOptionIndexedToIssuersEquity" xlink:label="loc_mu_AdjustmentsToAdditionalPaidInCapitalOptionIndexedToIssuersEquity_060B8984C23A1632E3A19A2E9AD298CC" xlink:type="locator" />
    <definitionArc order="17" xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_8CD78103D0F0D193214F9A2E9AD15FE5" xlink:to="loc_mu_AdjustmentsToAdditionalPaidInCapitalOptionIndexedToIssuersEquity_060B8984C23A1632E3A19A2E9AD298CC" xlink:type="arc" />
  </definitionLink>
  <definitionLink xlink:role="http://www.micron.com/role/VariableInterestEntities" xlink:type="extended" />
  <definitionLink xlink:role="http://www.micron.com/role/VariableInterestEntitiesPolicies" xlink:type="extended" />
</linkbase>
