Amused by how it was deflected? (8)

I believe the answer is:

diverted

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'amused' is the definition.
(synonyms)

I don't understand the remainder of the clue.

(Other definitions for diverted that I've seen before include "Rechannelled" , "Sent traffic in alternative direction" , "Change course and entertained" , "Changed direction, deviated" , "was amusing" .)

I've seen this clue in the Evening Standard.

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