Lead for one style of music (5,5)

I believe the answer is:

heavy metal

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This might be a double definition.

'lead for one' is the first definition.
(lead is a heavy metal)

'style of music' is the second definition.
The definition suggests a singular noun which matches the answer.

Can you help me to learn more?

(Other definitions for heavy metal that I've seen before include "Gold, for example" , "Loud form of rock" , "guitar is thrashed in it" , "loud form of musical performance" , "kind of rock" .)

I've seen this clue in The Daily Express.

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