Top definition
slapping a penis on top of someones forehead or on a car window
we gotta get out of here i just mushroom stamped that cops car

that guy parked so close to me i mushroom stamped his window
by ass master January 18, 2003
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Apr 23 Word of the Day
1. noun. It is the sudden feeling of an inexplicable joy one gets when something romantic or idealistic occurs.

When kilig, one may experience the following:

*butterflies in one's stomach
*heart melting
*shivers down one's spine
*irrepressible noises from one's mouth
*uncontrollable smiling
*an inner conflict between hope of something wished for and reality

Kilig may also be defined as that mountain top, floating, on cloud nine, invincible, i-could-keep-smiling, heart aching goodness and feeling which overpowers the mind's ability to think straight, act straight, breathe properly and articulate thoughts into a single comprehensible sentence.
KILIGS much?? ^_^
by mis2n.yoo June 07, 2011
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2
To slap someone with your penis in the face leaving a mushroom shaped red mark on the victims face.
That girl was so drunk when I gave her a mushroomstamp it knocked her out cold!
by M Sul May 12, 2003
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3
To slap a female in the forehead with intent to leave a mark with your cock
by Lady Tiger January 07, 2003
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5
Verb: An act occurring after anal intercourse, where the man removes his "Mushroom"-headed warrior from his female participant's rectum or balloon knot, and proceeds to take his poo-stained man-pole, and slaps his partner in the face or forehead (whatever preferred), leaving a mark (or stamp) in the shape of the tip of the distributor's dong (mushroom-esque);
When I was finished penetrating her poop shoot, I used her rectal leftovers to give her a Mushrrom Stamp
by Tony Cooper August 31, 2004
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6
The Slapping of an erect penis aginst a womens face or ass.
After cumming on her titties, i mushroom stamped her ass!!!
by WhiteRebel09 December 23, 2007
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