Mushroom Stampede 

The act of being continuosly mushroom stamped to the facial area with less than 2 second intervals between stamping.

Taylor, Savannah's face looks like shit from that mushroom stampede last night.

Mushroom Stampede by Turdnuggetbluntman February 9, 2010

mushroom stamping 

The act of pressing the head of ones penis into another persons forehead or other facial area.

As soon as Ben passed out, Jer proceeded to mushroom stamp him to no avail.

mushroom stamping by Snapdragon August 8, 2003

mushroom stamped 

Pressing ones penis on the forehead of an unfortunate individual.

Greg fell asleep and was mushroom stamped.

mushroom stamped by n/a March 30, 2005

Mushroom Stamped 

The act of getting a dong slapped on your head

Joe was so drunk I mushroom stmaped his ass

Mushroom Stamped by Anonymous March 16, 2003

mushroom stamping 

The male act of stamping the penis into an ink blotter, then proceeding to mark an unsuspecting customer with the "branding" of the mushroom tip.

"Yesterday Sam got ahold of mom's red ink blotter and I woke up to him mushroom stamping me in the face".

mushroom stamping by LinzMarie79 July 8, 2010

mushroom stamping 

The male act of stamping the penis into an ink blotter, then proceeding to mark an unsuspecting customer with the "branding" of the mushroom tip.

"Yesterday Sam got ahold of mom's red ink blotter and I woke up to him mushroom stamping me in the face".

mushroom stamping by LinzMarie79 July 8, 2010

Mushroom Stampede 

During a gang bang on one female, all males get onto one side of the room with penises erect, the gazelle gets down on her knees on the opposing side. Then all of the males high-five and sprint at the woman and stamp her face with their shafts.

Friend 1:"Dude, last night we pulled a mushroom stampede on Mr. John's wife!"
Friend 2:"Where was my invite?"

Mushroom Stampede by DirtyM@ February 18, 2017