mutt bucket

n. A person, generally a woman who is completely and absolutely promiscuous. More commonly known as a slut or whore.

adj. Describes a person, generally a woman, with the characteristic of being promiscuous. Also known as slutty.

John: Dude, you can definitely score with that chick if you buy her a drink.

Bob: Really? You think so?

Jim: Yea man, she's a total mutt bucket. Her and her two friends.

John: True, good point.