bender buffin Share definition Flag COMING FROM THE ROOT WORD "BENDER" WHICH IS BRITISH FOR GAY FELLOW AND BUFFIN MEANING FELLATIO OR SUCKING OF THE PENIS. ALLEN'S BOYFRIEND CALLS HIM A BENDER BUFFIN. ALLEN'S PARENTS ARE ASHAMED OF THEIR BENDER BUFFIN. bender buffin by BRITCASE June 12, 2009 0 0 Get merch Get the bender buffin mug. Buy Now — $32.95 See more merch