Booty Lips Share definition Flag A person whose lips look like a pair of butt cheeks turned sideways. That girl has so much lip gloss on, her lips look like a pair of greasy horizontal butt cheeks. She has the biggest booty lips I've ever seen. Booty Lips by Dvenchy April 25, 2011 0 0 Get merch Get the Booty Lips mug. Buy Now — $32.95 See more merch