Clown Pants Fat
Having a disproportionately fat ass, thighs, and upper pussy area to the point of being comical, resembling clown pants; extremely bottom-heavy; having enough fat to fill a pair of clown pants.
Guy 1: I heard Steve's new girl is pretty thick. Would you hit it?
Guy 2: Nah, man. She's clown pants fat. I couldn't fit it in if I tried! And that's assuming I don't throw up first.
Guy 2: Nah, man. She's clown pants fat. I couldn't fit it in if I tried! And that's assuming I don't throw up first.