Crossword Genius

At snooker, it has its point (3)

Ross

I believe the answer is:

red

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'point' is the definition.
The definition and answer can be both human attributes as well as being singular nouns.
Maybe they are linked in a way I don't understand?

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

Can you help me to learn more?

(Other definitions for red that I've seen before include "Colour of a cardinal's hat" , "14 -- breed of 4" , "Colour for danger" , "Left-wing" , "Ruby" .)

I've seen this clue in the Evening Standard.
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