Beasting Cheeks Share definition Flag When you absolutely DESTROY someone's booty. Similar to beating cheeks but on a scale that is simply not covered by that term. Man 1: I was beasting cheeks last night, bro. He was squelching and squirming.Man 2: Jesus, dude. Beasting Cheeks by chabobobby July 28, 2025 Get the Beasting Cheeks mug.