Window Shopper

From Rap Dictionary

Window Shopper

A window shopper is someone who's lookin' at shit (like jewelries, clothes,...and some other goodies), but that he can't buy it or someone who enter a shop and buy nothin'. 2. 50 refers to ja, jada and jo when talking about the window shopper

Nigga you's a window shopper, -- 50 Cent (Window Shopper)