Crossword Genius

Reds fan broadcast report on 1-0 reverse (9)

Ross

I believe the answer is:

oenophile

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'reds fan' is the definition.
(fan of red wine - oenophile means a lover of wine)

I don't understand the rest of the clue.

Can you help me to learn more?

(Other definitions for oenophile that I've seen before include "grape nut" , "Drink lover" , "wine I enjoy" , "Wine buff" , "port authority" .)

I've seen this clue in The Guardian.
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