A bruised imprint from the head of a circumcised penis. Generally applied via a violent whipping of an erect penis against the face of the offending party.
by Knuckles92 January 2, 2008

by Naan & Laur September 4, 2005

n. exhilarating game played by picking and eating fungi in the forest; will it be tasty or will it be deadly?
I can't feel my eyeballs and I'm vomiting blood.
Ahh. I'm guessing you've been playing mushroom roulette ... and you're losing.
Ahh. I'm guessing you've been playing mushroom roulette ... and you're losing.
by gnostic1 August 4, 2011

A type of homosexual intercourse whereby a man inserts his penis into another penis and climaxes inside. Similar to the way snuffleupagus might reproduce in nature. The seemingly impossible biological properties of this act make it all the more pleasurable when actually completed.
Ohhh woha! David just tricked me into watching a video called kids in the sandbox, it looked like a regular adult film until this lady started mushroom stuffing the man with a dildo. I need to go rinse my eyes with drain-o!
by BizurdFluz December 17, 2008

by poopster February 12, 2003

A mushroom whelp is the aftermath of being hit in the face from ones penis. Or the raised mark left from that act.
by CoolerMan January 14, 2014

by Tifany December 9, 2007
