What's on your mug?

A functioning crackhead is somebody that is able to hold down a job and maintain a "normal" lifestyle while on crack, without completely sucumbing they're life to the drug.

Guy 1: For a hype, that dude sure has a decent house and job. Guy 2: Yeah, thats because he's a functioning crackhead

By I Can Be Your Cutie

A crack head that does drugs and can still go to work, do school work, etc.

My uncle a functioning crackhead because he does crack and going to work.

By Breyy