Fluffy Butt Share definition Flag A cute butt that's fuckably nice.Reference: My mind made it up. Mia: I'm a pear shape & I think all the foods that I ate goes to my butt. Kenji: Fluffy Butt! Mia: *blushes* Fluffy Butt by KenjiMia May 4, 2010 0 0 Get merch Get the Fluffy Butt mug. Buy Now — $32.95 See more merch