Game game /ɡām/ noun 1. a form of play or sport, especially a competitive one played according to rules and decided by skill, strength, or luck. synonyms: pastime, diversion, entertainment, amusement, distraction, ... more 2. a type of activity or business, especially when regarded as a game: "this was a game of shuttle diplomacy at which I had become adept" verb 1. manipulate (a situation), typically in a way that is unfair or unscrupulous: "it was very easy for a few big companies to game the system" 2. play video or computer games: