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English definition of “maniac”

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maniac

noun [C]  /ˈmeɪ·niˌæk/ us  

maniac noun [C] (PERSON WITH STRONG INTEREST)

a person who has an unusually strong interest in an activity or subject: My brother is a maniac when it comes to football.

maniac noun [C] (PERSON WITH MENTAL ILLNESS)

a person who seems unable to control his or her behavior and may commit violent acts: a homicidal maniac
Translations of “maniac”
in Korean 미치광이…
in Arabic مَهووس بـِ…
in Portuguese maníaco, -a, louco…
in Catalan maníac, -a…
in Japanese マニア…
in Italian maniaco, -a…
in Chinese (Traditional) 強烈興趣, 入迷的人,狂熱愛好者…
in Russian маньяк…
in Turkish manyak, deli, çılgın…
in Chinese (Simplified) 强烈兴趣, 入迷的人,狂热爱好者…
in Polish maniak…
(Definition of maniac from the Cambridge Academic Content Dictionary © Cambridge University Press)
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