Not precious about bringing charges (11)

I believe the answer is:

prosecution

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'bringing charges' is the definition.
I can't tell whether this definition defines the answer.

'not precious about' is the wordplay.
'about' indicates an anagram.
'not'+'precious'='notprecious'
'notprecious' is an anagram of 'PROSECUTION'.

Can you help me to learn more?

(Other definitions for prosecution that I've seen before include "one side of suit" , "Lawyers acting for the crown" , "Accusation of guilt in court" , "Bringing of criminal action" , "Legal proceedings" .)

I've seen this clue in The Times.

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