Meaning of “mate” in the English Dictionary

"mate" in British English

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matenoun [ C ]

uk /meɪt/ us /meɪt/

mate noun [ C ] (FRIEND)

B1 UK informal a friend:

We've been mates since our school days.
I usually go out with some of my mates from the office on Saturdays.
She's my best mate.

[ as form of address ] UK informal used as a friendly way of talking to someone, especially a man:

Have you got the time, mate?

More examples

mate noun [ C ] (SHIP)

a type of officer on a trading ship rather than a military ship:

He had worked as a ship's mate for ten years.

mateverb [ I or T ]

uk /meɪt/ us /meɪt/

-matesuffix

uk / -meɪt/ us / -meɪt/

(Definition of “mate” from the Cambridge Advanced Learner’s Dictionary & Thesaurus © Cambridge University Press)

"mate" in American English

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matenoun [ C ]

us /meɪt/

mate noun [ C ] (FRIEND)

Br infml a friend, or a person you work with

mate noun [ C ] (PARTNER)

an animal’s sexual partner:

Swans keep the same mate for life.

A mate is also a husband or wife.

mate noun [ C ] (PAIR)

either of a pair of matched objects:

I can’t find the mate to this sock.

mateverb [ I/T ]

us /meɪt/

mate verb [ I/T ] (PARTNER)

to have sex and produce young, or to cause a male and female animal to do this:

[ I ] Zoo officials are hoping the pandas will mate.

(Definition of “mate” from the Cambridge Academic Content Dictionary © Cambridge University Press)