Butt Cheddar

A crap, roughly yellowish in color thanks to eating too much cereal that is high in whole grains, e.g., Life, Oatmeal Squares or Cracklin' Oat Bran.

A thick, runny shit in the color of low grade cheddar, usually from eating too much breaded chicken with sauces.

"I just left some high quality butt cheddar in the toilet, you've been warned"

cheddar butt

When you have a strong cheese-like odor omitting from your asshole

"Hey, man, how did it go with Victoria last night?"
"Man, she had some mean ass cheddar butt"