butts and sluts Share definition Flag A fraternity theme party in which females dress skankily and the manfolk wear ass-less leather chaps. Johnny, the cover for Sig Pi's Butts and Sluts party is 15 smackers. butts and sluts by Rusty Gillespie September 12, 2004 0 0 Get merch Get the butts and sluts mug. Buy Now — $32.95 See more merch