pusherPronunciation: /ˈpʊʃə/Translate pusher | into French | into German | into Italian | into Spanish Definition of pusher noun 1 informal a person who sells illegal drugs: an underworld of thugs, drug pushers, and thieves figurativethe city share pushers 2a person or thing that pushes something: [in combination]:the checkout trolley-pusherspusher in other Oxford dictionaries Definition of pusher in the US English dictionary