a nickname for the worldwide pop star Miley Cyrus, deriving from the phrase "Slutty Cyrus is at it again!" this is a result of constant pressure from Paparazzi and fans to be famous, whether it's wearing a cleavage-bearing bathing suit or posing wearing only a bedsheet, this 16 year old girl can often be acknowledged as "slutty". Perezhilton.com was one of the founders of this name.
Girl: I'm going to a Slutty Cyrus concert! I wonder if her 21-year-old boyfriend will be there?!
Girl 2: I sure hope so.