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ugly customer

noun

  1. a hostile or dangerous person.


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Word History and Origins

Origin of ugly customer1

First recorded in 1805–15
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Idioms and Phrases

An ill-natured or vicious individual, as in Watch out for Charlie when he's drinking; he can be an ugly customer . This phrase uses ugly in the sense of “mean” or “dangerous.” [c. 1800]

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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.

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