Definitions by Tom Cruiseship

Nutnumbing 

Causing the man's testicles to retract, so the man doesn't feel them in their original state. This will make it feel as if they are numb and/or removed.

Yeah, I saw this guy who sprayed hairspray on his dick.
- Ouch man, I can imagine the nutnumbing pain.

Nutnumbing by Tom Cruiseship May 25, 2009