fat·​ten | \ ˈfa-tᵊn How to pronounce fatten (audio) \
fattened; fattening\ ˈfat-​niŋ How to pronounce fattening (audio) , ˈfa-​tə-​niŋ \

Definition of fatten

transitive verb

1a : to make fat, fleshy, or plump especially : to feed (an animal) for slaughter
b : to make more substantial
2 : to make fertile

intransitive verb

: to become fat

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Other Words from fatten

fattener \ ˈfat-​nər How to pronounce fattener (audio) , ˈfa-​tə-​nər \ noun

Examples of fatten in a Sentence

Recent Examples on the Web

Peste des petits ruminants struck a lamb-fattening unit in Israel. Rafil Kroll-zaidi, Harper's magazine, "Findings," 10 Apr. 2019 To prepare for their journeys, birds fatten up big time, perhaps doubling their weight, essentially turning themselves into feathered batteries. Matt Simon, WIRED, "This Robot Fish Powers Itself With Fake Blood," 19 June 2019 This intimacy makes the games louder and more exciting for the players, and given the prices for the seats, helps fatten their paychecks. Sean Gregory/oakland, Time, "The NBA Finals Shoving Incident Reopens Wounds," 7 June 2019 These heavyweights would be expected to fatten up the Higgs boson — a process that would pull the mass of every other elementary particle up to the Planck scale. Quanta Magazine, "At Multiverse Impasse, a New Theory of Scale," 18 Aug. 2014 Six months after the blooms appear, clusters of seedy berries invite birds to fatten up for winter. Adrian Higgins, The Seattle Times, "Scientists thought they had created the perfect tree. But it became a nightmare.," 17 Sep. 2018 They’re seen instead as impenetrable black boxes where our most intimate personal secrets are bought and sold to further fatten a shadowy Über-class of obscene wealth and privilege trading behind velvet ropes in elite cryptocurrencies. Jon Talton, The Seattle Times, "Another bite of the Apple: Beyond that trillion-dollar valuation," 7 Aug. 2018 While the steel industry doesn’t know how long these tariffs will last, the jumps in steel have fattened profits for those producing in the U.S. Alistair Macdonald, WSJ, "British Metals Magnate Bets on American Steel, Prepares U.S. Listing," 3 Dec. 2018 The data is a fresh rebuttal to those who warned that hundreds of billions of dollars of tax relief will head directly to the stock market and be harvested by shareholders already fattened by a nine-year bull market. James Freeman, WSJ, "A Modest Trump Bump," 27 Apr. 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'fatten.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of fatten

circa 1552, in the meaning defined at transitive sense 1a

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Statistics for fatten

Last Updated

11 Jul 2019

Look-up Popularity

Time Traveler for fatten

The first known use of fatten was circa 1552

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More Definitions for fatten



English Language Learners Definition of fatten

: to make (someone or something) fat
: to become fat


fat·​ten | \ ˈfa-tᵊn How to pronounce fatten (audio) \
fattened; fattening

Kids Definition of fatten

: to make or become fat

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More from Merriam-Webster on fatten

Rhyming Dictionary: Words that rhyme with fatten

Spanish Central: Translation of fatten

Nglish: Translation of fatten for Spanish Speakers

Comments on fatten

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something desired as essential

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