fill out
Britishverb
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to make or become fuller, thicker, or rounder
her figure has filled out since her marriage
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to make more substantial
the writers were asked to fill their stories out
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(tr) to complete (a form, application, etc)
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Complete by supplying required information, especially in writing. For example, Please fill out the application form , or I don't quite understand this drawing, so fill out the details . [Late 1800s]
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Become enlarged, distended, rounded in outline. For example, The wind filled out the sails , or He's put on weight and really filled out . Applied to objects, this expression dates from about 1700, but to persons or animals becoming fatter, only from the late 1800s.
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.
Those who wish to donate more than $10,000 are instructed to fill out an inquiry form.
From The Wall Street Journal • Mar. 31, 2026
Immigration agents fill out Form I-213 when they arrest someone alleging they are in the country without permission.
From Salon • Mar. 24, 2026
While we’re on the subject of taxes, if you invested crypto last year, then make sure you fill out this new tax form the right way when filing your return.
From MarketWatch • Feb. 17, 2026
At each table, nominees were asked to fill out a card with a simple question: “What movie made you want to be part of this world?”
From Los Angeles Times • Feb. 10, 2026
“I know how to fill out forms,” Mom says to Babs.
From "The Wrong Way Home" by Kate O’Shaughnessy
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.
