twit wiggit Share definition Flag (noun): a person who bites directly into a Kit Kat instead of breaking it off into bars like a normal person. Biting into a Kit Kat is a first degree twit wiggit offense. twit wiggit by itsyaboyjackhere June 7, 2018 0 0 Get merch Get the twit wiggit mug. Buy Now — $32.95 See more merch