Crossword Genius

Dine off Indian meal and fish (6)

Ross

I believe the answer is:

animal

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'fish' is the definition.
The answer and definition can be both animals as well as being singular nouns.
Perhaps they are linked in a way I don't understand?

I don't understand the rest of the clue.

Can you help me to learn more?

(Other definitions for animal that I've seen before include "Creature having voluntary movement" , "Living organism characterised by voluntary movement" , "' - - Farm', Orwell" , "One sharing our kingdom" , "something in the zoo?" .)

I've seen this clue in the Irish Times and the Irish Times (Crosaire).
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