Definitions by TrueRange

Mushroom Crush 

A violent sexual technique used on the penis. Can be considered sadistic and/or masochistic. Using one hand too masturbate and the other open hand to "Crush the Mush" in unison with upstrokes.

AKA - Mushcrush and Capslap

"Dude, that crazy bitch gave me the mushroom crush so hard my dickhead looks like a bloody plate"

Mushroom Crush by TrueRange October 30, 2009