Shitting and ejaculating at the same time.
When John was horny he shurmed.
by Hafer August 07, 2006
2 more definitions
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