a cigarette dipped in PCP.
that guy went wacko and got arrested after smoking a shurm.
by thegreens August 26, 2009
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
Shitting and ejaculating at the same time.
When John was horny he shurmed.
by Hafer August 07, 2006