look up any word, like the eiffel tower:
 
1.
When your shit is loose, violent & it burns your asshole
Several hours after a huge, spicy meal at Azteca, John was atop the porcelain throne, moaning in agony, shitting fire snakes.
by Alex P. March 25, 2003
 
2.
n. The result of consuming too many chilis and/or spicy food(s) causing long skinny poop that burns your sphincter.
Doug I loved your habanero salsa last night but it gave me the worst fire snakes ever this morning!
by sheepski January 08, 2011
 
3.
also known as a McKenzie.
Maaann, them burritos was hot, not lookin' forward to the McKenzie in the mornin'.
by callin' robster a twat October 08, 2004