A negative adjective used to describe a person or place/event. Originated on the football field of Arroyo Grande High School (a small town in the central coast of California).
Cousins Of Beauty; Two adolescent female cousins who think they are beautiful, so they flaunt their beauty; usually pose for pictures in the exact same way for unknown reasons.
example:
Passersby #1: "Who do those twokids think they are? They are doing modeling poses next to a major intersection!!!"
Passersby #2: "What do you think, Kyle? They are COB's!"