Crossword Genius

We hear setter cry out for dessert (8)

Ross

I believe the answer is:

icecream

I'm a little stuck... Click here to teach me more about this clue!

'dessert' is the definition.
(I've seen this before)

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

Can you help me to learn more?

(Other definitions for icecream that I've seen before include "afters" , "Sweet" , "dessert" .)

I've seen this clue in The Irish Times.
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