Someone who is so ardently devoted to something that it resembles an addiction. Synonyms:addict, freak, junky, nut."A car nut" , "A bodybuilding freak" , "A news junkie"
... footnote you may be surprised that one of the children is called Junkie. This certainly does not mean that same as it does today: instead it is a nickname given to a favourite boy-child, and you will find several examples of ... — The Eagle Cliff • R.M. Ballantyne
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