Flash of lightning injured skater (6)

I believe the answer is:

streak

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'flash of lightning' is the definition.
'streak' can be an answer for 'lightning' (thesaurus). I am not certain of the 'flash of' bit.

'injured skater' is the wordplay.
'injured' indicates anagramming the letters.
'skater' with letters rearranged gives 'STREAK'.

Can you help me to learn more?

(Other definitions for streak that I've seen before include "Skater (anag.)" , "series of lucky wins" , "Run very fast" , "Distinctive characteristic" , "Move very quickly" .)

I've seen this clue in The Telegraph.

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