Explosive power of the consumer voiced? (8)

I believe the answer is:

dynamite

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'explosive' is the definition.
(dynamite is an explosive)

I don't understand the rest of the clue.

(Other definitions for dynamite that I've seen before include "Spectacular (or dangerous) person (or thing)" , "Tiny dame (anag)" , "Dainty me could be explosive" , "Exciting person - explosive" , "dangerous stuff" .)

I've seen this clue in The Guardian.

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