adjective
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unfamiliar, strange, or odd
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remarkable or striking
adverb
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very; extremely
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narrow-minded, excessively religious, or self-righteous people
noun
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a novel or remarkable person or thing
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obsolete a stranger
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(plural) news
adjective
noun
Etymology
Origin of unco
1375–1425; late Middle English; variant of uncouth
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
Personal Jewelry Just as the unco elegant have their gowns and hats, houses and gardens designed to shadow forth their personality, individuality or lack of it as the case may be, so Mme.
From Time Magazine Archive
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Then, for unco good measure, they very nearly repeat the routine.
From Time Magazine Archive
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Meantime Judy had been handed over to Falconer's unco guid sister Gertrude and was not having a very happy time of it.
From Time Magazine Archive
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When they finally found her, unco guidness and her own adolescent fears had almost addled her little pate; it took all of Hilary's affectionate tact to mend matters.
From Time Magazine Archive
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Antenn� subfusiformes, sursum versus sensim crassescentes, apice unco brevissimo gracili incurvato abrupt� terminato, in maribus sub-barbat�, in fœminis simplices et graciliores.
From Zoological Illustrations, Volume I or Original Figures and Descriptions of New, Rare, or Interesting Animals by Swainson, William
Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.