Shaboinkas Share definition Flag See In Your Face. Often used as an insult to reinforce the shame of the loss of a competitor in a game. Jim: Man, I lost the game 128 to 4! Bob: Shaboinkas! You lost! Shaboinkas by Jarin May 13, 2005 0 0 Get merch Get the Shaboinkas mug. Buy Now — $32.95 See more merch