lunatic Definition in the Cambridge English Dictionary
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Definition of “lunatic” - English Dictionary

Definition of "lunatic" - American English Dictionary

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lunaticnoun [C]

 us   /ˈlu·nəˌtɪk/
a ​foolish or ​crazyperson: He ​drives like a lunatic.
lunatic
adjective [not gradable]  us   /ˈlu·nəˌtɪk/
a lunatic ​criminal
(Definition of lunatic from the Cambridge Academic Content Dictionary © Cambridge University Press)

Definition of "lunatic" - British English Dictionary

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lunaticnoun [C]

uk   /ˈluː.nə.tɪk/  us   /-t̬ɪk/
someone who ​behaves in a ​silly or ​dangerous way: He ​drives like a lunatic. offensive old-fashioned a ​person who is ​mentallyill

lunaticadjective

uk   /ˈluː.nə.tɪk/  us   /-t̬ɪk/
silly in a ​dangerous way
(Definition of lunatic from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
Translations of “lunatic”
in Arabic مَجْنون…
in Korean 미치광이…
in Portuguese louco, -a, demente…
in Catalan boig, boja…
in Japanese 狂人…
in Chinese (Simplified) 疯子,癫狂的人, 精神病人…
in Turkish deli, kaçık, fıttırık…
in Russian сумасшедший…
in Chinese (Traditional) 瘋子,癲狂的人, 精神病人…
in Italian folle, pazzo, -a…
in Polish wariat/ka…
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