cat

1 of 5

noun

often attributive
Synonyms of catnext
1
a
: a carnivorous mammal (Felis catus) long domesticated as a pet and for catching rats and mice
b
: any of a family (Felidae) of carnivorous usually solitary and nocturnal mammals (such as the domestic cat, lion, tiger, leopard, jaguar, cougar, wildcat, lynx, and cheetah)
2
a
: guy
… some young … cat asked me to go drinking with him …Jack Kerouac
b
: a player or devotee of jazz
3
: a strong tackle used to hoist an anchor to the cathead of a ship
4
a
b
5
6
7
: a malicious woman
especially : one given to making catty remarks about other women

cat

2 of 5

verb

catted; catting

intransitive verb

informal : to search for a sexual mate
often used with around

transitive verb

: to bring (an anchor) up to the cathead

cat

3 of 5

abbreviation (1)

1
catalog
2
catalyst

Cat

4 of 5

trademark

used for a Caterpillar tractor

CAT

5 of 5

abbreviation (2)

Examples of cat in a Sentence

Noun I have two dogs and a cat. the family's cat did an exemplary job of keeping the house and yard free of all rodents
Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Noun
Sheriff’s officials said most of the animals rescued were sheep, but some were goats, dogs, horses, pigs, calves, chickens, a donkey, a cat, a pony and a rabbit. Rosalio Ahumada, Sacbee.com, 14 Dec. 2025 Along with extended hours this weekend, PAWS Chicago is waiving adoption fees on select dogs and cats through the weekend. Noel Brennan, CBS News, 13 Dec. 2025 Ultimately, 31 cats died, and 12 survivors were taken to an emergency vet clinic in the nearby town of Stoney Creek. Katie Hill, PEOPLE, 12 Dec. 2025 The latest collection of the brooches features new additions, including a teddy bear, cat, hedgehog, turtle and more pieces. Julia Teti, Footwear News, 12 Dec. 2025 See All Example Sentences for cat

Word History

Etymology

Noun

Middle English, from Old English catt, probably from Late Latin cattus, catta cat

First Known Use

Noun

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

Verb

1681, in the meaning defined at intransitive sense

Time Traveler
The first known use of cat was before the 12th century

Browse Nearby Words

Cite this Entry

“Cat.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/cat. Accessed 18 Dec. 2025.

Kids Definition

cat

noun
ˈkat
1
a
: a small domestic meat-eating mammal kept by people as a pet or for catching rats and mice
b
: an animal (as the lion, tiger, leopard, jaguar, cougar, wildcat, lynx, and cheetah) that belongs to the same family as the domestic cat
2

Medical Definition

cat

1 of 2 noun
often attributive
1
: a carnivorous mammal (Felis catus) long domesticated and kept as a pet or for catching rats and mice
2
: any of a family (Felidae) of mammals including the domestic cat, lion, tiger, leopard, jaguar, cougar, wildcat, lynx, and cheetah

CAT

2 of 2 abbreviation
computed axial tomography; computerized axial tomography

More from Merriam-Webster on cat

Last Updated: - Updated example sentences
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!