When you hold back your cock and let it go to hit someone in the forehead,thus leaving a mushroom stamp
Back off before I hit you with this mushroom stamp
Sorry about the mushroom stamp, hope your dad doesn't see it
Sorry about the mushroom stamp, hope your dad doesn't see it
by BMF Bradly Michele Farts September 15, 2016
by Kingtoocan August 29, 2009
"Hey bro, did you see how wasted Steve was last night?"
"Yea! I gave him a mushroom stamp on his cheek!"
"Yea! I gave him a mushroom stamp on his cheek!"
by Jeffonte July 4, 2017
When throwing a fried mushroom at someones head and it explodes. The hot grease leaves the impression of a mushroom on there face
by Jim I am September 14, 2021
by Coochie eater 69 April 29, 2019