shroom bruise Share definition Flag when you dick slap your bitch on the forehead leaving a mushroom shaped bruise. another word for mushroom tattoo i smacked the ho in the forehead and left a shroom bruise that lasted for a week shroom bruise by douglas epley November 5, 2006 0 0 Get merch Get the shroom bruise mug. Buy Now — $32.95 See more merch