A cuncher is someone who is to chicken shit to have sex with his roomate so he jerks off alone every night.
Cody walks into his dimly lit bathroom and finds his roomate exotically playing with her dildo. He freaks out and runs to his room and finds himself pulling out his flacid penis and jerks off all over his teddy bear. This is a cuncher. sadly a cuncher....
by Razr ramone May 8, 2006