Used to insult a person. Refers to someone who would try to consume magic mushrooms through their anus, usually because they are retarded.
Rennie : wtf is a bum shroom?!
joanne says: i dont know : (
Rennie says: ud have to be on shrooms to think that was a real thing
joanne says: but i like it actually ! i just invented a legendary insult "here you ya fuckin bum shroom!"
joanne says: i dont know : (
Rennie says: ud have to be on shrooms to think that was a real thing
joanne says: but i like it actually ! i just invented a legendary insult "here you ya fuckin bum shroom!"
by tripper1988 March 30, 2010
Get the bum shroom mug.by frozencactus May 1, 2009
Get the bushroom mug.A type of mushroom that has the shape of a bum. These can be found in a 'fry up' but also discovered in a dark, damp place.
by Will Sogs August 31, 2018
Get the Bumshroom mug.