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- Dictionarylunatic/ˈluːnətɪk/
noun
- 1. a person who is mentally ill (not in technical use). Similar
adjective
- 1. mentally ill (not in technical use): "a ward of lunatic old ladies" Similar Opposite
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a person whose actions and manner are marked by extreme eccentricity or recklessness. a person legally declared to be of unsound mind and who therefore is not held capable or responsible before the law: a former legal term. adjective. (no longer in technical use; now considered offensive) insane.
LUNATIC definition: 1. someone who behaves in a silly or dangerous way: 2. a word for a person who has a mental…. Learn more.
1. a. dated, now offensive : affected with a severely disordered state of mind. b. dated, now offensive : providing care to mentally ill people. a lunatic asylum. 2. informal : wildly foolish. a lunatic idea. lunatic behavior. Synonyms. Adjective.
A lunatic is someone who is either clinically insane or just acting really crazy. Someone driving too fast and zigging in and out of traffic is driving like a lunatic. The root of this word is luna, which means moon.
Definition of lunatic noun in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.
If you describe someone's behaviour or ideas as lunatic, you think they are very foolish and possibly dangerous. [disapproval] ...the operation of the market taken to lunatic extremes. ...a country spurned until now by all except the more lunatic of journalists and adventurers.
What does the word lunatic mean? There are eight meanings listed in OED's entry for the word lunatic, one of which is labelled obsolete. See ‘Meaning & use’ for definitions, usage, and quotation evidence. lunatic is considered offensive. lunatic has developed meanings and uses in subjects including.
designated for or used by the insane: a lunatic asylum. gaily or lightheartedly mad, frivolous, eccentric, etc.: She has a lunatic charm that is quite engaging.
1. Affected by lunacy; mentally deranged. 2. Of or for people who are mentally deranged. 3. Wildly or giddily foolish: a lunatic decision. [Middle English lunatik, from Old French lunatique, from Latin lūnāticus, from lūna, moon ( from the belief that madness was influenced by the phases of the moon ); see leuk- in Indo-European roots .]
1. old-fashioned + sometimes offensive : an insane person. a murderous lunatic. He was raving like a lunatic. 2. informal : a person who behaves in a very foolish way. I almost got into an accident with some lunatic on the highway. My boss is a complete lunatic.
