Slut Fluff Share definition Flag Noun: Pubic hair that pokes out over the top of the bikini bottom "My god! Look at all that Slut Fluff, lets buy her a waxing" Slut Fluff by MarkIzzy December 20, 2013 0 0 Get merch Get the Slut Fluff mug. Buy Now — $32.95 See more merch