The definition of an addict is a person who has a constant need for a substance or activity.
A person who is addicted to a specified interest, activity, food, etc.
One that uses:
One that takes or is addicted to drugs.
(Slang) A person regarded as silly, flighty, irresponsible, etc.
Find another word for drug-addict. In this page you can discover 15 synonyms, antonyms, idiomatic expressions, and related words for drug-addict, like: hophead, burnout, drug abuser, drug fiend, addict, dopehead, doper, drug user, junkie, narcotics addict and user.