(n.) an unwashed, smelly ballsack. A person who suffers from is condition may be referred to as an "onion crotch."
Just let Buster get in there and give your nuts a sniff, Nate. He's a good dog, and he sure knows a crotch onion when he catches whiff of one!
by Blenderhead91 March 08, 2012
buy the domain for your diy site