This is a sexual innuendo for reference to a man's erhmm member...in particular this refers to a rather downsized one at that.
Some people find as a reference to stoners or druggies, but in reality they aren't the smartest fucken cookie to think that...it is a new aged reference and is compliments of the innocent minded, dear friend...
Enjoy this new an innovated word
Aw he has such a little mushroom, poor guy, oh well what he lacks in character he makes up for in personality...
When the tip of a man or shemale's penis looks like the tip of a mushroom
Me and my girl haven't seen each other in forever so I've been jacking off a lot. Last night she pulled down my pants and when she saw my dick she sang the Mario theme, it looked like a MushroomTip.
A variation of teabagging where the bagger first marinates his undercarriage in a viscous substance such as barbeque sauce or ketchup. The goal is to leave a mushroom shaped mark on the victim.
After a quick trip to the condiment counter you are all set to deliver a mushroomstamp