British at work strike (3)

I believe the answer is:

bop

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'strike' is the definition.
(thesaurus)

'british at work' is the wordplay.
'british' becomes 'b' (abbreviation e.g. in 'BBC').
'at work' becomes 'op' (I can't explain this - if you can you should give a lot more credence to this answer).
'b'+'op'='BOP'

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(Other definitions for bop that I've seen before include "Dance - hit (informal)" , "Dance to pop music" , "Strike" , "Lively dance" , "Form of jazz from the 1940s" .)

I've seen this clue in The Times.

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