Having a bit of grub to eat is fine (5)

I believe the answer is:

great

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

'is fine' is the definition.
(thesaurus)

I can't explain the remainder of the clue.

(Other definitions for great that I've seen before include "Important; immense" , "Enormous" , "Storage container" , "Brunel's third and last steamship" , "Big, large" .)

I've seen this clue in the Evening Standard.

Want a hint initially instead of a full solution? Install my app