Puffers? (7)

I believe the answer is:

bellows

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'puffers?' is the definition.
Although both the answer and definition are plural nouns, I cannot see how one could define the other.

This is all the clue.

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(Other definitions for bellows that I've seen before include "Shouts loudly" , "Air blower for fire" , "Device supplying an organ with air" , "Device that blows a strong current of air" , "Wind pump; shouts" .)

I've seen this clue in the Evening Standard.

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