Crossword Genius

Wine daily, and no holding teacher! (10)

Ross

I believe the answer is:

chardonnay

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'wine' is the definition.
(I know this)

I don't understand the remainder of the clue.

Can you help me to learn more?

(Other definitions for chardonnay that I've seen before include "White wine grape" , "drink" , "Variety of white wine" .)

I've seen this clue in The Times.
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