1 definition by BonerBilly

n. The space between the lump in a shirt or pant leg and an erect penis, but only when the man \ with an erect penis is wearing shorts or pants, so his erection looks like a hill.

v. The act of causing a mushroom gorge to happen
n. I got extremely confused when I saw his mushroom gorge.

v. I could tell that he was mushroom gorging on purpose.
by BonerBilly April 1, 2015
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