Deviant slut Share definition Flag One who knowingly participates in the act of cheating but is not the cheater or cheated. Theo is such a deviant slut!! He hooked up with Sophie even though she was still with her boyfriend!! Deviant slut by hornytown September 25, 2010 0 0 Get merch Get the Deviant slut mug. Buy Now — $32.95 See more merch