From Longman Dictionary of Contemporary Englishpusherpush‧er /ˈpʊʃə $ -ər/ noun [countable] informalMDD someone who sells illegal drugs
Examples from the Corpus
pusher• I am the driver and pusher but have had a hip replacement which restricts the distance that I can push the wheelchair.• They are pushers more than pullers of public opinion.• The robber bridegroom could be a drug pusher in-stead of a homicidal cannibal, for instance.• His wife was wearing pedal pushers and a sleeve-less blouse.• Can we retrieve our culture from the product pushers?• We're very pleased and need to catch the pushers and users of crack.• He told them to put their pushers out to undercut Huey's prices.