when two girls with pierced tongues are blowing a guy, while one bobs up and down the other takes her piercing out and right when he's about to cum, she shoves the piercing into the mushroom of his dick.
"dude what happened? why are you in the hospital?"
"these two girls and i were doing shrooms last night."
"oh shit."
by Belkis Deyanira October 20, 2007
A dome-like haircut resembling a mushroom. Often stereotypically associated with Chinese kids.
Moe from the Three Stooges has an impressive shroom-do.
by Smilodactyl222 February 14, 2015