trouserPronunciation: /ˈtraʊzə/Definition of trouser noun [as modifier] relating to trousers:his trouser pocket a trouser press a trouser leg:his trouser was torn (chiefly in commercial use) a pair of trousers:the return of the high-waisted trouser verb [with object] British informal receive or take (something, especially money) for oneself; pocket:they claimed that he had trousered a £2 million advancetrouser in other Oxford dictionaries Definition of trouser in the US English dictionary