A frowning vagina, IE: a vagina with an oddly, visible and prominent curvature. The curvature resembles a sad face, much like a crying clown holding a balloon. An unpleasant vagina, one that nobody would like to see.
"Daaaamn, did you see the busted vagina on her?" "Yeah, that's a sad clam, Rodger!" Also see: ham wallet
by Captain JynX March 13, 2011