Crossword Genius

Broadcasts matches after power is lost (4)

Ross

I believe the answer is:

airs

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'broadcasts' is the definition.
('air' can be a synonym of 'broadcast')

I don't understand the rest of the clue.

Can you help me to learn more?

(Other definitions for airs that I've seen before include "Broadcasts" , "affected demeanour" , "Tunes and posturings" , "Pretentiousness" , "Tunes and affectations" .)

I've seen this clue in The Irish Times.
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