Yankee Game Share definition Flag The "Yankee Game" is another name for masturbating. Usually in term for guys. Other names include, Whacking, Jerking, Beating, etc. Bob: Yo man, what'd u do last night?Me: you know...yankee game. there wasnt anything going down. Yankee Game by MarcoMandingo March 14, 2010 Get the Yankee Game mug.