Green’s Dictionary of Slang

eatings n.

food.

1909		J. Ware Passing Eng. of the Victorian Era 122/2: Eatings (Peoples’; old). An ancient word now represented by board; e.g., ‘The room ’ull be ’arf-a-crown a week, without eatin’s’ – for there are lodgers who would expect banquets thrown in with a sixpenny bed for the night.
1917		‘A-No. 1’ From Coast to Coast with Jack London 121: We [...] recounted in the course of the conversation which ensued, the gifts of most wonderful ‘eatings’ which had rewarded our simplest efforts.
c.1938		in DARE.