A gesture one doesn't care to make (5)

I believe the answer is:

shrug

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'a gesture' is the definition.
(I know that shrug is a gesture)

I can't explain the rest of the clue.

(Other definitions for shrug that I've seen before include "Raise (shoulders) slightly" , "woolly" , "indifferent response" , "Show lack of concern" , "Expressive movement of shoulders" .)

I've seen this clue in The Irish Independent and The Globe and Mail.

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