Top definition
The act of placing one's oral cavity within near proximity of his/her patellas. Generally a move indicative of inherent flexibility and/or the absence of two or more ribs.
Did you see that flexible prick Marilyn Manson got busted lippin' caps in a public washroom in Dallas?
by Robhouse November 25, 2013
Get the mug
Get a Lippin' caps mug for your Aunt Nathalie.