shirt
Americannoun
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a long- or short-sleeved garment for the upper part of the body, usually lightweight and having a collar and a front opening.
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an undergarment of cotton, or other material, for the upper part of the body.
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a shirtwaist.
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a nightshirt.
idioms
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in one's shirt sleeves, without a coat: Also in one's shirt-sleeves.
It was so hot that they worked in their shirt sleeves.
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lose one's shirt, to lose all that one possesses; suffer a severe financial reverse.
He lost his shirt in the stock market.
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keep one's shirt on, to refrain from becoming angry or impatient; remain calm.
Tell him to keep his shirt on until we're ready.
noun
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a garment worn on the upper part of the body, esp by men, usually of light material and typically having a collar and sleeves and buttoning up the front
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short for nightshirt undershirt
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informal refrain from losing your temper (often used as an exhortation to another)
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informal to bet all one has on (a horse, etc)
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informal to lose all one has on (a horse, etc)
Other Word Forms
Etymology
Origin of shirt
before 1150; Middle English schirte, Old English scyrte; cognate with German Schürze, Dutch schort apron, Old Norse skyrta skirt
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.
Matt said he found the shirt scrolling through TikTok and thought it was funny.
From Slate • May 19, 2026
The MacArthur “genius grant” winner sparkled with sartorial edge as he strutted across the stage in a white tuxedo shirt to discuss his book “Emperor of Gladness.”
From Los Angeles Times • May 18, 2026
“They’re the investigator, they’re the prosecutor, they’re the judge, and they’re the jury,” said Levy, in a checked shirt and shorts, at his home in north San Diego County.
From The Wall Street Journal • May 16, 2026
Watkins has scored 12 Premier League goals this season - not his greatest yield in a Villa shirt - but nine of those have come since he was left out of the March international camp.
From BBC • May 15, 2026
She nods, her fingers deftly producing a shirt with little brass buttons shaped like anchors.
From "The Brightwood Code" by Monica Hesse
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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.