From Longman Dictionary of Contemporary Englishreverse engineeringreˌverse engiˈneering noun [uncountable] technical a situation in which a product is examined to see how it is made, so that it can be copied —reverse engineer verb [transitive]From Longman Business Dictionaryreverse engineeringreˌverse engiˈneeringMANUFACTURINGMARKETING when a product is studied to see how it is made, so that it can be copied → engineering