Crossword Genius

Acknowledgement of how Bond became good in France (3)

Ross

I believe the answer is:

nod

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'acknowledgement' is the definition.
The definition and answer can be both related to communication as well as being singular nouns.
Perhaps there's an association between them I don't understand?

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

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(Other definitions for nod that I've seen before include "Cain left Eden for the Land of . . ." , "Move head in assent" , "Indicate 25 [YES]" , "Doze" , "Brief bowing gesture" .)

I've seen this clue in The Irish Times.
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