Crossword Genius

Betrothal that a fighter pilot might look forward to during wartime (10)

Ross

I believe the answer is:

engagement

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'betrothal' is the definition.
(synonyms)

I don't understand the remainder of the clue.

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(Other definitions for engagement that I've seen before include "get this in the diary?" , "promise of union" , "pledge between 11 & 6 [WILLIAM & KATE]" , "Commitment to marriage" , "before wedding" .)

I've seen this clue in The Hindu.
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