The walk of shame through a camping ground to empty your mud luggage (see definition) in the dump point.
Faye: Hey Ken?
Ken: Yes Faye?
Faye: The caravan toilet is full, you need to do a mud run.
Ken: Fuck!!
Ken: Yes Faye?
Faye: The caravan toilet is full, you need to do a mud run.
Ken: Fuck!!
by Hastos January 20, 2021
by sarge2u June 20, 2008
When a man, gay or otherwise, has anal sex with at least 3 or 4 other men throughout the same day and night. Girls can be count as part of the mud run, but the one making the run is always a guy.
Guy 1: You guys wanna come over this weekend for a BBQ, some drinks and then maybe a mud run.
Guy 2: Ah, yeah, that could be fun. I've never done a mud run before.
Guy 1: You don't know what you're missing. You can even bring a couple of girls along, just not too many.
Guy 2: Ah, yeah, that could be fun. I've never done a mud run before.
Guy 1: You don't know what you're missing. You can even bring a couple of girls along, just not too many.
by small mammal May 14, 2013
When a person is taking a dump and a second person sits on the first person's lap effectively taking a dump between person number one's legs.
by skufd January 12, 2008
When there isn't any toilet paper in the restroom you've just pooped in, and you have to make a dash with poop on your asshole to another one.
Corissa: Why are you out of breath, and, by Jove, what is that smell?!
Kevin: Sorry babe, I'm on a Mud Run.
Kevin: Sorry babe, I'm on a Mud Run.
by TheRipper19496 June 19, 2015
The sexual of defecating on your partners back and then using the feces to shape their hair into a Mohawk.
by Thedangler602 August 9, 2022
Dating a cop that has such bad breath and a rancid baby exit that you choose door number 3 to save your sheets.
I once dated a girl next to Kansas City that I had to do the Missouri Murry Mud Run on or risk having to buy new sheets.
by Fake Valor March 18, 2022