look up any word, like darude - sandstorm:
 
1.
moss that is found in wet, spongy ground.
person a: So what do you do for fun?
person b: I enjoy watching sphagnum grow.
by Pat November 12, 2004
 
2.
really crap under rehearsed band, who play friends of friends parties at bowling clubs etc...instead of applause they receive calls of "jukebox"
"gee this band sux, what a bunch of sphagnums! JUKEBOX!"
by slimey January 13, 2005