What does Aeroposeur mean?

Aeroposeur meaning in Urban Dictionary

Small town assholes within their 20's and on occasion even 30's with a significant situation of prole move, constantly having to show an 'Aéropostale' logo, frequently on the chest. They've been in fact trying to appear to be frat males or white caps. Wardrobe typically includes hair gel and an overpriced white baseball cap.