When you know that your girlfriend is cheating on you and you can't figure out with who. That sinister fiend is known as the mystery man.
When I find out who it is, I'm gonna choke that bitch and her fucking mystery man.
by D sanchez May 18, 2004
Get the The Mystery Man mug.
the act of sitting on ones hand until the hand goes numb and then proceeding to jack off.
Sam: You know whats really exhilirating?
Jay: No, what?
Sam: I tried giving myself a mystery man last night and-
Jay: Stop Talking...
by mysterypaul June 25, 2007
Get the mystery man mug.