'junkie' definitions:

Definition of 'junkie'

(from WordNet)
noun
A narcotics addict [syn: drug addict, junkie, junky]
noun
Someone who is so ardently devoted to something that it resembles an addiction; "a golf addict"; "a car nut"; "a bodybuilding freak"; "a news junkie" [syn: addict, nut, freak, junkie, junky]

Synonyms of 'junkie'

From: Moby Thesaurus

Words containing 'junkie'