Top definition
Noun: Figurative. The impression left on the skin of a person's face or elsewhere on the body, as a result of being slapped by a (usually) circumsized penis. Also see Shroom Whack.
That person is so annoying he deserves to be shroom marked.
by benderbot February 25, 2011
Get the mug
Get a Shroom Mark mug for your papa James.