mud butt

English

Etymology

From mud +‎ butt.

Noun

mud butt (countable and uncountable, plural mud butts) (Canada, US)

  1. (vulgar, slang) An uncomfortable physical sensation or the actual staining of the buttocks and underwear caused by diarrhea, excessive sweating, or inadequate cleanup.
    • 2005, Tom Wolfe, I am Charlotte Simmons‎[1], page 187:
      I've had enough legend. Legend gives me mudbutt, if you want to know the truth.
    • 2018, Aleron Kong, The Land 7‎[2]:
      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.
    • 2026 July 11, Papa Meat (MeatCanyon), The Horrors Of Waterparks...‎[3]:
      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."
  2. (derogatory, slang) Someone suffering from diarrhea, or a person who is messy and unhygienic in their personal hygiene.
    • 2004, JONATHAN AMABISCA, “Hangover Hell”, in Eugene Weekly‎[4]:
      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.