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English definition of “pet”

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pet

noun [C] uk   /pet/ us  

pet noun [C] (ANIMAL)

A1 an animal that is kept in the home as a companion and treated kindly: They have several pets - a dog, two rabbits, and a guinea pig. a pet snake
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pet noun [C] (PERSON)

be sb's pet disapproving to be the person that someone in authority likes best and treats better than anyone else: The other children hated her because she was the teacher's pet. informal approving a kind person who is easy to like: He's always sending me flowers - he's a real pet! UK informal a friendly way of talking to someone, especially a woman or a child: Thank you, pet.

pet

verb uk   /pet/ (-tt-) us  
[T] If you pet an animal, child, etc., you touch it, him, or her gently and kindly with your hands: Our dog loves to be petted and tickled behind the ears. [I] informal If two people are petting, they are kissing and touching each other in a sexual way.
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pet

adjective uk   /pet/ us  
pet theory, subject, hate, etc. a theory, subject, hate, etc. that is special and important to you: Football is one of her pet hates. US My pet peeve (= pet hate) is cleaning the bathroom.
(Definition of pet from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
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