The way Miley Cyrus acts.

someone who sleeps around or dresses provocatively.

Courtney Love, well known drug addict, bad musician and murderer once married to Kurt Cobain, up until she had him offed for a large portion of money.

hannah's mother

The girl who cheats on you even though you ask her not to. Sucks off random guys at parties and tells them to keep it a secret. Is concerned about keeping a clean image although it is common knowledge that she allows 3/4 of her breasts to come out during a Remembrance day assembly.

An overly promiscuous man or woman. Unfortunately, this term is used more often for women than men, although men sleep around way more than most women.