a stench that cannot be covered with conventional hygiene methods; odoriferous pungence that overwhelms the noses of everyone within the room. Body odor as a result of poor wiping after defecation.
"Bob, I wish you would bleach yourself, You smell like a sackfull of dirty buttholes
A trip to a grocery store, convenience store, or gas station for the sole purpose of buying an excessive amount of junk food and sugary drinks, usually with friends. A chud run often happens late at night and ends with everyone involved hating themselves afterwards.