A stretch limo is the star's prize (5)

I believe the answer is:

oscar

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'prize' is the definition.
(an Academy Award)

I don't understand how the rest of the clue works.

(Other definitions for oscar that I've seen before include "Hollywood statuette given as annual award" , "Boy" , "Wildean film award?" , "Note" , "- - Peterson, pianist" .)

I've seen this clue in The Globe and Mail.

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