To show off your good looks, especially in photos or in person. In Mexican slang, tirar rostro literally means "to throw face" and it's what someone does when they know they look good and fully own it with confidence. Think of it as serving face or flexing your attractiveness.

A street vendor who sells smuggled or informally imported merchandise. In Mexico, the 'fayuquero' moves goods that crossed the border without paying taxes — electronics, clothing, perfumes — at half the retail price. A fixture of tianguis culture and working-class economics.

The police or a cop, said in a derogatory way or as a code word among friends to warn that the law is coming. In Mexico, saying 'ahí viene la tira' is the alarm signal for everyone to straighten up or run.

A cunning, street-smart person who knows how to get an advantage in any situation. In Mexico it also works as an intensifier for something extremely good or extremely bad depending on context.