Flabberbate Share definition Flag When you become so confused and flabbergasted that you just sit down on the spot and masturbate. Girl: That was some great anal! Boy: Thanks! Girl: BTW, I'm a guy. Boy *sits down and flabberbates* Flabberbate by Bassman150 September 16, 2011 0 0 Get merch Get the Flabberbate mug. Buy Now — $32.95 See more merch