breakfastcup

English

From breakfast +‎ cup.

breakfastcup (plural breakfastcups)

(dated) A relatively large cup for serving tea, coffee, etc. with breakfast.
- 1934, The Homestead, numbers 961-985, page 11:
  Take three-quarter breakfastcup flour, two and a half tablespoons butter, cold water, two eggs, half a breakfastcup sugar, one tablespoon cornflour, two lemons, a quarter pint cold water, two tablespoons sugar.
- 2017, Jaime Kigel, Seed Development and Germination:
  One of the earliest experiments demonstrating the existence of a seed bank was carried out by Darwin. He collected a breakfastcup of mud from the edge of a pond and monitored the emergence of seedlings from dormant seeds in the sample […]

Still sometimes encountered as a measure in recipes, where it represents about half a British pint.