fish lip bitty Share definition Flag noun-a phrase from Scrubs usually meaning that he/she is a bad kisser and they would never kiss them. "Ewww dude, I'd never kiss that fish lip bitty." fish lip bitty by CsWs Yates916 October 8, 2008 0 0 Get merch Get the fish lip bitty mug. Buy Now — $32.95 See more merch