by Vlad the Impaler March 23, 2005

when your poop comes out and makes the toilet bowl water look like muddy mississippi water. Solid or liquid just as long as you cant see the bottom of the toilet bowl. poop mississippi river
dude come check this out "oh man looks like u got that mississippi river poop" bet ya if we throw a line in there well probably pull up a large mouth bass.
by texastornados June 4, 2011

"BRO she was riding me, didnt get the towel in time afterwards and I literally CAME in my own ass."
"Damn bro, you were a victim of the Mississippi run-off."
"Sick."
"Damn bro, you were a victim of the Mississippi run-off."
"Sick."
by Loutang3 August 13, 2019

You take a crap outdoors, step in it, then wipe your feet on your naked girlfriend before having sex with her.
by Flanny McDougansnorfer December 26, 2014

by BradyDan April 2, 2017

When an overweight man or woman deliberately refrains from wiping their ass, and sits on the face of a consenting or non-consenting individual, giving said individual the appearance of having long, shitty mutton-chop sideburns
Guy 1 (Submissive): Make sure you perch right, lest the middle of my face get covered in shit
Guy 2 (Dominant): Don't worry. I've done Mississippi Mutton Chops before
Guy 2 (Dominant): Don't worry. I've done Mississippi Mutton Chops before
by redexplosion March 21, 2009

by Blluuer August 9, 2022
