Top Definition
When you're watching a guy+girl porno, and they're going at it, when suddenly another dick or even whole male appears on screen and it becomes a three way.
"I was watching a porno, and it musta been the camera man's mystery dick that appeared in the girl's mouth"
by AD17 May 25, 2007
5 Words related to Mystery Dick

Free Daily Email

Type your email address below to get our free Urban Word of the Day every morning!

Emails are sent from daily@urbandictionary.com. We'll never spam you.

×