addict

noun

1. a person who is addicted to an activity, habit, or substance: a drug addict.

verb (used with object)

2. to cause to become physiologically or psychologically dependent on an addictive substance, as alcohol or a narcotic.
3. to habituate or abandon (oneself) to something compulsively or obsessively: a writer addicted to the use of high-flown language; children addicted to video games.

verb (əˈdɪkt)

1. (tr; usually passive often foll by to) to cause (someone or oneself) to become dependent (on something, esp a narcotic drug)

noun (ˈædɪkt)

2. a person who is addicted, esp to narcotic drugs
3. informal a person who is devoted to somethinga jazz addict

v.

1530s (implied in addicted), from Latin addictus, past participle of addicere “to deliver, award, yield; give assent, make over, sell,” figuratively “to devote, consecrate; sacrifice, sell out, betray” from ad- “to” (see ad-) + dicere “say, declare” (see diction), but also “adjudge, allot.” Earlier in English as an adjective, “delivered, devoted” (1520s). Related: Addicted; addicting.

n.

1909, in reference to morphine, from addict (v.).

n.

1. One who is addicted, as to narcotics or a compulsive activity.