mud butt

plural mud butts

1. CanadaUScountableslanguncountablevulgarAn uncomfortable physical sensation or the actual staining of the buttocks and underwear caused by diarrhea, excessive sweating, or inadequate cleanup.

   I've had enough legend. Legend gives me mudbutt, if you want to know the truth.

   2005, Tom Wolfe, I am Charlotte Simmons, page 187

   2 more examples

   Richter had to stop Krom from beating the man with his hammer after a meal involving dung moth wings caused a burning case of “mud butt.” The chaos seed actually made it a royal decree that that particular ingredient was never to be used again.

   2018, Aleron Kong, The Land 7

   Nik: "Can you imagine all the people who don't wipe properly and then go in the wave pool?" Hunter: With shitty ass? Mud butt? Oh, the amount of fecal dust or matter from dry poo-poo has gotta be crazy."

   2026 July 11, Papa Meat (MeatCanyon), The Horrors Of Waterparks...

2. CanadaUScountablederogatoryslanguncountableSomeone suffering from diarrhea, or a person who is messy and unhygienic in their personal hygiene.

   I mean, if you can invest a whole night damaging vital organs and irreplaceable brain cells, the least you can do the next day is give the body a good breakfast. Or just don’t drink so damn much, mud butt.

   2004, JONATHAN AMABISCA, “Hangover Hell”, in Eugene Weekly