tit nocker Share definition Flag An angry person that runs up to women randomly, and beats on her tits, usualy making them nock into each other. DUDE!!! DID YOU SEE THAT TIT NOCKER?!?!?!?! tit nocker by endlessraper July 21, 2010 0 0 Get merch Get the tit nocker mug. Buy Now — $32.95 See more merch