air definition, meaning - what is air in the British English Dictionary & Thesaurus - Cambridge Dictionaries Online

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English definition of “air”

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air

noun uk   /r/  us   /er/

air noun (GAS)

A2 [U] the mixture of gases that surrounds the Earth and that we breathe: I went outside to get some fresh air. You should put some air in your tyres - they look flat to me.the air B2 [S]
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the space above the ground, especially high above the ground: The air was filled with the scent of roses. Throw your gun down and put your hands in the air. The police fired into the air to clear the demonstrators from the streets.
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air noun (AIRCRAFT)

A2 [U] travel in an aircraft: I don't travel much by air. an air crash/disaster air travel
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air noun (MANNER)

C2 [S] manner or appearance: She has an air of confidence about her.
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air noun (BROADCAST)

be on/off (the) air C1 If a programme or a person is on/off (the) air, they are/are not broadcasting on radio or television: The radio station is on air from 6 a.m. As soon as the war started, any broadcasts with a military theme were taken off the air.

air noun (TUNE)

[C] a simple tune: Bach's Air on a G String

air

verb uk   /r/  us   /er/

air verb (MAKE KNOWN)

[T] to make opinions or complaints known to other people: Putting a complaint in the suggestions box is one way of airing your grievances. He'll air his views on the war whether people want to listen or not.

air verb (DRY)

[I or T] to become dry and/or fresh, or to cause to become dry and/or fresh: My mother always airs the sheets before she makes the beds. Leave the windows open to let the room air a bit.

air verb (BROADCAST)

[I or T] US to broadcast something or be broadcast on radio or television: The game will be aired live on CBS at 7.00 tonight. The interview with the president will air tomorrow morning.
(Definition of air from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
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