Crossword Genius

Cut off something that may be wagging (7)

Ross

I believe the answer is:

curtail

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'cut off' is the definition.
(thesaurus)

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(Other definitions for curtail that I've seen before include "Dock" , "make shorter" , "Reduce in extent" , "Abbreviate" , "Cut short (an activity)" .)

I've seen this clue in The Irish Times.
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