Cleveland Chum Bucket
Used when describing a very nasty looking or slutty woman.

"Chum Bucket" is used to give a nasty, over-exaggerated, but probably accurate visual of what her vagina would look/smell like.

A Cleveland Chum Bucket is guaranteed to have one or many STD's.

"Cleveland" comes from the fetish Cleveland Steamer and the act that inspired Cleveland Chum Bucket also happened in Cleveland, Ohio.
Ronnie: "Hey, Jim, see that girl? I just slept with her!"
Jim: "Eww, she's a Cleveland Chum Bucket"

The town whore is a Cleveland Chum Bucket.