lunatic definition, meaning - what is lunatic in the British English Dictionary & Thesaurus - Cambridge Dictionaries Online

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English definition of “lunatic”

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lunatic

noun [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 mentally ill

lunatic

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