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Definition of lunatic
1 dated a : affected with a severely disordered state of mind : insaneb : designed for the care of mentally ill people a lunatic asylum
2 : wildly foolish a lunatic idea lunatic behavior
lunatic
nounIndulge Your Inner Word Nerd
Examples of lunatic in a Sentence
He hatched a lunatic plot to overthrow the government.
another of his lunatic ideas
Recent Examples of lunatic from the Web
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Ellis died in 2008 of cirrhosis of the liver, but his legacy lives on, regardless of whether or not the acid no-hitter was a flight of fancy or a real, lunatic day.
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There are parallels between the old Lunatic line and its replacement, said Elias Randiga, the assistant director of the Railway Museum in Nairobi, a stone’s throw from the original Nairobi Station.
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Assuming that only the lunatic fringe among Alabama and Ohio State fans has issues with Nick Saban and Urban Meyer, what other fanbases should be totally cool with their coach heading into 2017?
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Now, at age 80, one year after retiring as an MP, Ms. Jackson has chosen to return to theater as the most famous lunatic déshabillé in the canon: Shakespeare’s King Lear.
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The game, above a certain level of skill, is played at a lunatic extremity of effort.
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From the outside, North Korea can seem like a lunatic nation.
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Outside the lunatic fringe, the right today is, in many respects, the revolutionary left of the eighteenth century.
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The lefty Chavez regime in Venezuela and the lunatic president of Iran issue increasingly crazy utterances directed against the West and the U. S. And Iraq remains far below capacity three years after the war began.
These example sentences are selected automatically from various online news sources to reflect current usage of the word 'lunatic'. Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.
Origin and Etymology of lunatic
Middle English lunatik, from Anglo-French or Late Latin; Anglo-French lunatic, from Late Latin lunaticus, from Latin luna; from the belief that lunacy fluctuated with the phases of the moon
Other Psychology Terms
LUNATIC Defined for Kids
Definition of lunatic for Students
1 : an insane person
2 : a person who behaves very foolishly That lunatic went through a red light.
Medical Dictionary
lunatic
Medical Definition of lunatic
: an individual marked by a severely disordered state of mind
Law Dictionary
lunatic
Legal Definition of lunatic
: an insane person —used especially formerly
lunatic
adjectiveLearn More about lunatic
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See words that rhyme with lunatic Thesaurus: All synonyms and antonyms for lunatic Spanish Central: Translation of lunatic Nglish: Translation of lunatic for Spanish speakers Britannica English: Translation of lunatic for Arabic speakers
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