This hood doesn't last for ever (3)

I believe the answer is:

boy

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'this hood doesn't last for ever' is the definition.
The definition and answer can be both people as well as being singular nouns.
Maybe you can see a link between them that I can't see?

This is the entire clue.

Can you help me to learn more?

(Other definitions for boy that I've seen before include "Lad" , "Male child" , "Youth" , "Young man" , "Young male" .)

I've seen this clue in the Evening Standard.

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