It's a 2000s kuwaiti slang for wanna be fancy . It usually refers to millenials witch thier black berries and frozen yogurt it was an epidimc in Kuwait. Hundreds of teens behaving and looking the same . Same shoes selfie . Same neon phone accessories. And of course live of MacDonalds

And they prefered English over Arabic

Those are the distinctive features of a macchicken

Note : this term have retired but it deserve an honorable mention

A term used to reference cannabis/marijuana/weed.

In the arabic street language, mac chicken means something luxuries. Mac chicken can be used in several ways such as

private school kids who talk in english a lot and have the same spoiled kid lifestyle