dress-up
Americanadjective
noun
verb
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to attire (oneself or another) in one's best clothes
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to put fancy dress, disguise, etc, on (oneself or another), as in children's games
let's dress up as ghosts!
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(tr) to improve the appearance or impression of
it's no good trying to dress up the facts
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Wear formal or elaborate clothes, as in I love to dress up for a party . [Late 1600s] For the antonym, see dress down , def. 2.
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Put on a costume of some kind, as in The children love dressing up as witches and goblins . [Late 1800s]
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Adorn or disguise something in order to make it more interesting or appealing. For example, She has a way of dressing up her account with fanciful details . [Late 1600s]
Etymology
Origin of dress-up
First recorded in 1665–75; noun, adj. use of verb phrase dress up
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.
See Examples For:
A venue in Rotterdam turned itself over to fantasy dress-up and gamer fanaticism on the weekend, with thousands attending TwitchCon Europe.
From Barron's ● May 30, 2026
I imagine the A.I. bot like a child playing dress-up, donning an oversized blazer and glasses for a game of “businessman.”
From Slate ● Mar. 20, 2026
But the display is tiny, the neural-band bracelet control is too fiddly and the glasses themselves make me look like a kid playing dress-up with her dad’s ’70s eyewear.
From The Wall Street Journal ● Dec. 12, 2025
Schools are allowed to celebrate Halloween or "school dress-up or activity days" that feature costumes — but only if "there are not more than five such days in a school year."
From Salon ● May 12, 2025
And things for dress-up: furry collars, crinoline slips, rose-smelling toilet water, bracelets, and new saddle shoes.
From "March Forward, Girl" by Melba Pattillo Beals
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Another way of saying this is that they’ve found a new way to dress up “Survivor,” the original — and, heaven help us, still running — task-based themed elimination show.
From Los Angeles Times ● Sep. 23, 2026
Typically people dress up as characters -- human or otherwise -- from movies, series, comics, pop culture, fantasy, roleplay or computer games.
From Barron's ● Aug. 1, 2026
"The way the Brazilians dress up, they take it to a whole new level. There will still be a terrific atmosphere when we are together."
From BBC ● Jun. 23, 2026
Funders, by contrast, dress up their investments as prepaid forwards and claim capital gains treatment, lowering their top federal tax rate to 23.8% while exempting foreign funders from U.S. taxes entirely.
From The Wall Street Journal ● May 5, 2026
“You just never really dress up, that’s all.”
From "Far from the Tree" by Robin Benway
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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.