| Noun | 1. | big shot - an important influential person; "he thinks he's a big shot"; "she's a big deal in local politics"; "the Qaeda commander is a very big fish"colloquialism - a colloquial expression; characteristic of spoken or written communication that seeks to imitate informal speech knocker - (Yiddish) a big shot who knows it and acts that way; a boastful immoderate person supremo - the most important person in an organization | |