Bird unable to fly having lost right wing, dashing (4)

I believe the answer is:

chic

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'dashing' is the definition.
(thesaurus)

I don't understand the remainder of the clue.

(Other definitions for chic that I've seen before include "Elegant and stylishly fashionable" , "French elegance" , "Smart - elegant - fashionable" , "Elegantly fashionable" , "Modish" .)

I've seen this clue in The Guardian.

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