The state of being someone acting (often unintentionally) creepy, perverse, or weird, in a manner that is quite hysterical.
Connie: Oh, Amanda, you can be such a creeper.
Luke: Dude, what the hell? Why are there so many pics of me on facebook. I can't even see myself in most of them.
Dan: Nah, dude, there you are, being a creeper.
Luke: Shit, I look like that? Damn, why didn't Miranda just take a pic somewhere else? I'm in like 50 of these.
Dan: At least there'll be a good media photo for when you get arrested for stalking.
Player: OH SHI-
*Creeper and Player are killed in a large explosion*