A fungus that grows in your bucket (smoking device) after many years of smoking. Made mainly from cannabis resin and some kind of mutant mushroom, these delightfull things smell of piss. P.s they only come when you fill a bucket from a river or stream, not clean water.
M. urh man dont suck that bucket its got bucket monsters,
G. throw that filthy thing out, it stinks the shed out.
TB. No there my pets