1. A person, most likely a Hipster, who creeps and invades another's personal space and/or items.
2. A combination of the words "creepy" and "hipster."
Stefon: I really like this pillow. The message embroidered on it reminds me of this sui generis image I saw on Mixel the other day.
Vanessa: Um, okay.
Stefon: Can I keep it? Its cuddly form reminds me of my childhood.
Vanessa: What? No. You're such a creester.