Inserting your penis, dildo, strap-on, fist, ect. inside someone's ass while they are pooping to push the poop back up their ass.
The man put his penis inside the girl's ass right as the poop started to come out, causing the poop to go back in her ass and causing them both to have a not so pleasant feeling but the great feeling of knowing that you accomplished it.
-he is mud plunging her, he mud plunged her, she plunged herself, I mud plunged that filthy whore-
(hint: it would make your life easier for you if you didn't tell people that you mud plunged someone)
-he is mud plunging her, he mud plunged her, she plunged herself, I mud plunged that filthy whore-
(hint: it would make your life easier for you if you didn't tell people that you mud plunged someone)
by epg2 November 12, 2011

by bosch June 4, 2004

You see that guy over there by the dumpster. Word has it from all the ladies turning tricks on 5th and Jackson that he is a real Mud Piggy.
by Elohdaeh March 3, 2021

A sudden flatulent emission that is much louder than a normal "fart". Volume, timbre, and additional semi-solid anal discharge. This can occur on its own, or due to temporary weakness in sphincter muscles associated with a sneeze or cough.
I need to go get a change of clothes... I mud barked pretty bad when I had that coughing fit earlier.
by nicensafe January 9, 2011

"My neighbor never picks up after his dog. Every morning on the way to get the paper I step in a fresh batch of mud muffins."
by R. Bowers October 7, 2012

by Boredom At Work October 24, 2010

When you need the toilet on the train, you never know if it’s gonna be nice n clean, or an absolute mud sauna
by Retarf April 2, 2022
