What is gutter bunny?

Gutter bunny is a slang term, generally considered derogatory, used to describe a woman perceived as being sexually promiscuous, trashy, or of low social standing. The term often carries connotations of living on the fringes of society or engaging in behaviors considered immoral or distasteful. It's heavily loaded with judgment and prejudice. The expression can be used to slut-shame women and is therefore considered offensive.