MattDiver's definitions
The mark or bruise left after slapping a girl forcefully with your dick. (Usually after oral sexual intercourse)
Guy 1: Dude! Look at your girlfriend's face!!
Guy 2: Ohh yeah, thats nothing just mushroom stamped her last night. No biggy.
Guy 1: Holy fuck man! That had to hurt!
Guy 2: Yeah, just at first.
(Both laugh)
Guy 2: Ohh yeah, thats nothing just mushroom stamped her last night. No biggy.
Guy 1: Holy fuck man! That had to hurt!
Guy 2: Yeah, just at first.
(Both laugh)
by MattDiver March 21, 2011
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