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8.
When there is an intense, overwhelming painful cramping in the stomach and abdomenal region that usually ends results in one bent over clutching themselves in pain. Sometimes there are the noises of a weasle running around and screaming to be released, by means of diarrahea. Side effects may include: goosebumps, shivering, crying, cramping, burning of the anus, sweating, and sharting or aka shit farting.
"Oh man, my stomach hurts sooo bad, I think I have a shit weasel running around and wants to get out oooouch!!" and then run to the bathroom for relief.
by Corinne G. May 08, 2007
 
9.
a person who is of no use to society (slang)
get outta here you shit weasel!!
by crabman250 January 09, 2010
 
10.
Comes from Stephen King's book, Dreamcatcher. Humans who eat the alien virus call "byrus" grow an alien weasel in their bowles and when it gets too big it bursts out of their butt.
"Mcarthy's lower midsection was covered in blood as the shit-weasel came out"
by Patti March 01, 2005
 
11.
Someone who is continually "pressing others buttons" just for their own amusement.
What fucking shit weasel did this!
by jjsw January 20, 2004
 
12.
Alien creature that resembles a lamprey. It developes inside a human host until it bursts out of their ass.
"Boy did that shit weasel burst out of my ass. I sure am dead now."
by William March 29, 2003
 
13.
that stuff you plunge out of your bathtub when it gets clogged with hair
Gotta plunge the tub shit weasel is clogging the pipe.
by fangsneed March 09, 2012
 
14.
A person who displays weasel characteristics including but not limited to a lack of respect for anything. A shit weasel lags in all aspects of life, especially golf.
Where is that shit weasel Joe? Our tee time was at 10:30!!

ppreciate that pal
by The Man WTMP January 15, 2012