fat

adjective
\ ˈfat \
fatter; fattest

Definition of fat

 (Entry 1 of 3)

1 : notable for having an unusual amount of fat:
a : plump a cute, fat little baby
b : having excessive body fat … a woman of medium height, a little plump but not fat— Mary McCarthy
c of a meat animal : fattened for market
d of food : oily, greasy a fat, rich cheese
2a : well filled out : thick, big a fat book
b : full in tone and quality : rich a gorgeous fat bass voiceIrish Digest
c : well stocked a fat larder
d : prosperous, wealthy grew fat on the warTime
e : being substantial and impressive a fat bank account
3a : richly rewarding or profitable a fat part in a movie a fat contract
b : practically nonexistent a fat chance
4 : productive, fertile a fat year for crops
5 informal : stupid, foolish " … if he had had any sense in his fat head, he would have done it long ago, dash him!"— P. G. Wodehouse
6 : being swollen got a fat lip from the fight
7 of a baseball pitch : easy to hit

fat

verb
fatted; fatting

Definition of fat (Entry 2 of 3)

transitive verb

: to make fat : fatten

fat

noun

Definition of fat (Entry 3 of 3)

1 : animal tissue consisting chiefly of cells distended with greasy or oily matter
2a : oily or greasy matter making up the bulk of adipose tissue and often abundant in seeds
b : any of various compounds of carbon, hydrogen, and oxygen that are glycerides of fatty acids, are the chief constituents of plant and animal fat, are a major class of energy-rich food, and are soluble in organic solvents but not in water
c : a solid or semisolid fat as distinguished from an oil
3 : the best or richest part
4 : obesity
5 : something in excess : superfluity trim the fat from the news operation— Ray Olson

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Other Words from fat

Adjective

fatness noun

Noun

fatless \ ˈfat-​ləs \ adjective

Examples of fat in a Sentence

Adjective

The dog is getting fat because you feed him too much. I can't believe I've let myself get so fat. a fat book of poems a truck with fat tires

Noun

people with excess body fat a diet and exercise program to help you gain muscle and lose fat Nuts contain a lot of fat. Trim the fat from the meat before you cook it. a diet low in fats fats like butter and olive oil trim the fat off the budget
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Recent Examples on the Web: Adjective

These bad actors include chronic stress, a lack of exercise and restorative sleep, toxins from molds, and fat-laden fast foods. Linda Marsa, Discover Magazine, "A New Treatment for Alzheimer's? It Starts With Lifestyle," 16 Nov. 2018 Surveys show that lots of locals are more fat than fit. Grant Segall, cleveland.com, "Greg Carlin wants to make fitness fun at his new Play: CLE (photos)," 18 Jan. 2018 Doctors recommend keeping intake of red meat low and avoiding refined grains, sweets and high-fat dairy and fried foods. Laura Landro, WSJ, "Doctors Rethink the Cause—and Treatment—of Diverticular Disease," 20 Nov. 2018 Lipman’s go-tos include kimchi, sauerkraut, fermented miso and vegetables, and full-fat coconut yogurt. Lauren Valenti, Vogue, "The Complete Guide to Probiotics, From Supplements to Kombucha," 16 Oct. 2018 Back in June, Charles received a lot of backlash over resurfaced tweets that featured him fat-shaming women and children in 2012. Alison Caporimo, Seventeen, ""Riverdale"'s Camila Mendes and Charles Melton Just Made Their Relationship Instagram Official!," 8 Oct. 2018 Last month, YouTube beauty blogger Laura Lee issued an apology video after fans found racist and fat-shaming tweets on her account. Zoe Weiner, Allure, "Laura Lee Is Attempting to Apologize Again for Her Controversial Tweets," 27 Sep. 2018 Some, for example, may feel better with fewer carbs and more fat, while others function best when more than half of their calories come from carbs. Colleen Stinchcombe, Redbook, "What Are Macros, Exactly?," 27 Aug. 2018 Samples of lung, thyroid, skin or subcutaneous fat tissue produced particularly accurate results, with samples of two of the four usually being sufficient to pin down to within a couple of hours when their donors had died. The Economist, "Forensic scienceA new method to find the time of death shows promise," 27 Feb. 2018

Recent Examples on the Web: Noun

But fasting has hormonal benefits, lowers inflammation, cleans up old cells, lowers insulin and helps your body burn fat, Petrucci writes. Nicole Tsong, The Seattle Times, "You’ll learn a lot about fasting, and even cooking, on the Bone Broth Diet," 22 Oct. 2018 The official cause was diabetic ketoacidosis, an insulin deficiency that forces the body to burn fat and produces an overwhelming supply of harmful acid in the blood. Jeremy Olson, chicagotribune.com, "Son's death pushes Minnesota mom into fight against high, rising drug prices," 17 May 2018 Health coach Christina Carlyle’s fun routine is geared toward helping women burn belly fat. Blake Bakkila, Health.com, "The 7 Best Ab Exercises That Are All Over Pinterest," 15 May 2018 Executive Chef Isaac Olivo will tailor an exclusive ‘recovery menu’ with the perfect balance of proteins, carbs, and healthy fats to restore the nutritional balance of your body. Micaela English, Town & Country, "8 Wellness Retreats To Reset Your Body And Mind," 17 Dec. 2018 When a bed bug passes by, the spores attach to the external layer of fats on the bug’s exoskeleton, which the fungus can then penetrate. Rob Dunn, Discover Magazine, "Our Attempts to Eradicate Insects are Just Making them Resistant to Pesticides," 16 Nov. 2018 Add ham and stir-fry, stirring and flipping frequently, until fat is translucent, about 30 seconds. Georgia Freedman, WSJ, "This Ingredient Makes Everything Better," 20 Sep. 2018 These healthy fats boost the immune system, control inflammation, and help repair injuries. Shelby Deering, Country Living, "Ask a Country Vet: How Can I Keep My Sporting Dog Healthy and Happy?," 11 Sep. 2018 Some changes seemed a little iffy: Putting Big Boy on a diet to lose some of his chubby kid fat, new graphics and signage in stores. Polly Campbell, Cincinnati.com, "Polly Campbell: Coke back at Frisch's. Here's what it means," 18 June 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'fat.' 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 fat

Adjective

before the 12th century, in the meaning defined at sense 1

Verb

14th century, in the meaning defined above

Noun

14th century, in the meaning defined at sense 1

History and Etymology for fat

Adjective, Verb, and Noun

Middle English, from Old English fǣtt, past participle of fǣtan to cram; akin to Old High German feizit fat

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Learn More about fat

Dictionary Entries near fat

fast-twitch

fastuous

fast worker

fat

fat acid

fatal

fatalism

Statistics for fat

Last Updated

4 Jan 2019

Look-up Popularity

Time Traveler for fat

The first known use of fat was before the 12th century

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More Definitions for fat

fat

adjective

English Language Learners Definition of fat

 (Entry 1 of 2)

: having a lot of extra flesh on your body : having a lot of body fat

: having a full, rounded form

: unusually wide or thick

fat

noun

English Language Learners Definition of fat (Entry 2 of 2)

: the soft flesh on the bodies of people and animals that helps keep the body warm and is used to store energy

: an oily solid or liquid substance in food

: an amount that is more than what is usual or needed

fat

adjective
\ ˈfat \
fatter; fattest

Kids Definition of fat

 (Entry 1 of 2)

1 : having much body fat a fat pig
2 : thick entry 1 sense 1 a fat book
3 : richly rewarding or profitable He signed a fat contract.
4 : swollen up I fell and got a fat lip.

Other Words from fat

fatness noun

fat

noun

Kids Definition of fat (Entry 2 of 2)

1 : animal or plant tissue containing much greasy or oily material
2 : any of numerous compounds of carbon, hydrogen, and oxygen that make up most of animal or plant fat and that are important to nutrition as sources of energy
3 : a solid fat as distinguished from an oil
4 : the best or richest part the fat of the land

fat

adjective
\ ˈfat \
fatter; fattest

Medical Definition of fat

 (Entry 1 of 2)

: notable for having an unusual amount of fat especially : fleshy with superfluous flabby tissue that is not muscle : obese

Other Words from fat

fatness noun

fat

noun

Medical Definition of fat (Entry 2 of 2)

1 : animal tissue consisting chiefly of cells distended with greasy or oily matter — see brown fat
2a : oily or greasy matter making up the bulk of adipose tissue
b : any of numerous compounds of carbon, hydrogen, and oxygen that are glycerides of fatty acids, are the chief constituents of plant and animal fat, are a major class of energy-rich food, and are soluble in organic solvents (as ether) but not in water
c : a solid or semisolid fat as distinguished from an oil
3 : the condition of fatness : obesity

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More from Merriam-Webster on fat

Rhyming Dictionary: Words that rhyme with fat

Thesaurus: All synonyms and antonyms for fat

Spanish Central: Translation of fat

Nglish: Translation of fat for Spanish Speakers

Britannica English: Translation of fat for Arabic Speakers

Britannica.com: Encyclopedia article about fat

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