breakfastcup

plural breakfastcups

1. datedA relatively large cup for serving tea, coffee, etc. with breakfast.

   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.

   1934, The Homestead, numbers 961-985, page 11

   1 more example

   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 […]

   2017, Jaime Kigel, Seed Development and Germination