Slippery Flip Flop Share definition Flag When DPing (double penetrating a chick) and you both pullout flip her over and switch holes. Have her the ole slippery flip flop Slippery Flip Flop by SurveyNinja August 22, 2019 0 0 Get merch Get the Slippery Flip Flop mug. Buy Now — $32.95 See more merch