ADDICT

• Compulsive type

• Crackhead

• Detox center candidate

• Devotee

• Drug user

• Enthusiast

• Fanatic

• Fiend

• Habitual user

• He's hooked

• Hound

• Junkie

• Narcotics user

• Nut

• One in a habit

• One who can't get enough

• One who isn't clean

• One who just can't get enough

• One who's hooked

• One with a habit

• One with a pack-a-day habit

• Person who just can't get enough

• User

• Someone who is physiologically dependent on a substance

• Abrupt deprivation of the substance produces withdrawal symptoms