Crossword Genius

A dive's possible feature food (4)

Ross

I believe the answer is:

tuck

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'food' is the definition.
(tuck can mean food)

I don't understand the rest of the clue.

Can you help me to learn more?

(Other definitions for tuck that I've seen before include "Food for schoolboys" , "School food" , "Stitched fold in garment" , "Food (colloq)" , "Flattened pleat stitched in place" .)

I've seen this clue in The Guardian.
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