One hanging out at food courts

• Arcade frequenter?
• Teen loiterer, possibly
• Teen hanging out among shoppers
• Young food court loiterer
• Youth in a Banana Republic, maybe
• Food court frequenter, say
• Teen window-shopper
• Loiterer in a food court, perhaps
• Teen at a shopping center, often

Wiktionary Word definitions in Wiktionary
n. (alternative spelling of mall rat English)