cheek-slapping Share definition Flag getting sexual pleasure from the masochistic nature of a quick whip of the anus. Hey sarah! Fancy a bit o' cheek-slapping tonight? Nah...im donkey punching cheek-slapping by flashermonkey April 29, 2004 0 0 Get merch Get the cheek-slapping mug. Buy Now — $32.95 See more merch