look up any word, like cunt:
 
1.
a cigarette dipped in PCP.
that guy went wacko and got arrested after smoking a shurm.
by thegreens August 26, 2009
 
2.
Someone who is a complete idiot, epitomizing the concept of stupidity.
Shut up Cavan, you and Will are such shurms
by LukeJack October 29, 2010
 
3.
Shitting and ejaculating at the same time.
When John was horny he shurmed.
by Hafer August 07, 2006