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1.
A person that has an addiction whether it be to alcohol or drugs and still able to maintain a "normal" life.
My boyfriend is a functioning addict. He can drink from the time he wakes up until the time he goes to bed and still is able to go to work.
by I Can Be Your Cutie April 12, 2008

Words related to functioning addict

addict alcohol crack crackhead dope drugs drunk functioning hype liquor