pet

1 of 8

noun (1)

1
a
: a pampered and usually spoiled child
b
: a person who is treated with unusual kindness or consideration : darling
2
: a domesticated animal kept for pleasure rather than utility

pet

2 of 8

adjective

1
: kept or treated as a pet
2
: expressing fondness or endearment
a pet name
3
: favorite
a pet project

pet

3 of 8

verb (1)

petted; petting

transitive verb

1
a
: to treat as a pet
b
: to stroke in a gentle or loving manner
2
: to treat with unusual kindness and consideration : pamper

intransitive verb

: to engage in amorous embracing, caressing, and kissing : neck
petter noun

pet

4 of 8

noun (2)

: a fit of peevishness, sulkiness, or anger
usually used in the phrase in a pet
resigned in a pet

pet

5 of 8

verb (2)

petted; petting

intransitive verb

: to take offense : sulk

pet

6 of 8

abbreviation (1)

petroleum

Pet

7 of 8

abbreviation (2)

Peter

PET

8 of 8

abbreviation (3)

positron-emission tomography

Examples of pet in a Sentence

Noun (1) the teacher's pet was always getting special privileges Adjective The mayor's pet project has been the construction of a new high school. spent my free time on my pet project Verb (1) a cat who loves to be petted Noun (2) the teenager stalked off in a pet after being refused permission to go the movies
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
Today, Elanco stands as one of the leading animal health providers in the world, with more than 9,000 employees globally and more than 200 brands sold for pets and farm animals. Alysa Guffey, IndyStar, 2 Oct. 2025 Owners should practice patience and understanding, as well as learning to recognize any signs of fear or anxiety in their new pet. Rachael O'Connor, MSNBC Newsweek, 1 Oct. 2025
Adjective
The post included two photos of Hamilton spending time with his pet dog outdoors, as well as a snap of Roscoe sleeping in his arms and a photo of the animal’s paw resting in his hand. Latoya Gayle, PEOPLE, 29 Sep. 2025 The pet cameras only record in real time and don't actually save the video, Sainz said. Alexandra Hardle, AZCentral.com, 27 Sep. 2025
Verb
While ferrying Camila from playdates to pet psychics, Issa realizes the dog’s bark is worse than her bite—much like Camila’s attractive, yet reclusive owner, Theo (Famous in Love’s Carter Jenkins). Ryan Schwartz, TVLine, 30 Sep. 2025 Last November, the pair made headlines when Stewart lightly pushed Barrymore — who was casually petting her shoulder — away from her during a conversation about relationships on the latter's talk show. Emlyn Travis, Entertainment Weekly, 29 Sep. 2025 See All Example Sentences for pet

Word History

Etymology

Noun (1)

perhaps back-formation from Middle English pety small — more at petty

Noun (2)

origin unknown

First Known Use

Noun (1)

1508, in the meaning defined at sense 1a

Adjective

1584, in the meaning defined at sense 1

Verb (1)

1629, in the meaning defined at transitive sense 1a

Noun (2)

1581, in the meaning defined above

Verb (2)

1629, in the meaning defined above

Time Traveler
The first known use of pet was in 1508

Browse Nearby Words

Cite this Entry

“Pet.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/pet. Accessed 3 Oct. 2025.

Kids Definition

pet

1 of 4 noun
1
: someone given special treatment or consideration
teacher's pet
2
: a tame animal kept for pleasure rather than for use

pet

2 of 4 adjective
1
: kept or treated as a pet
a pet rabbit
2
: showing fondness
a pet name
3
: favorite entry 2
my pet project

pet

3 of 4 verb
petted; petting
1
2
: to treat as a pet : pamper
3
: to engage in embracing, caressing, and kissing

pet

4 of 4 noun
: a spell of sulkiness or anger

Medical Definition

PET

abbreviation
positron-emission tomography

More from Merriam-Webster on pet

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