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".
the woman's vagina is so small that when the male impales the vagina with his man-rod he blows a load and it can't go anywhere so his head expands to 3 times its size and her clit pops off.
(nikki made tom mushroom bomb and lost her clit for good)
To take a moderate dose of cocaine ("bump") off the head of an erect penis ("mushroom").
Tom: Dude, you see that guys' boner?
PJ: No, Tom give up the dream
Tom: Imma go over to him and ask to give him a mushroom bump
PJ: what's a mushroom bump?
Tom: it's where you take a bump of cocaine off the head of another man's boner!
PJ: ...
Like a Willy Wonka Everlasting Gobstopper, this mushroom can be licked, pounded, eaten, smacked, and basted, but will never deplete. Doing so may only make it stronger.
My mom said you hammered her lady mushroom so hard that today it killed a baby kitten.
The act of imprinting your penis on a foggy car window.
Adam mushroom printed his window when some girls pulled up beside him.
Mushroom knot is a butt hole
Check out her mushroom knot while you are tongue punching it.
A type of mushroom found in the Mushroom Kingdom that cause Mario to get high. Also, everyone just calls them mushrooms anyways.
"Shithead: No one calls them Super Mushrooms, you shithead."