- An alcoholic drink of sherry with whey (weak milk) and sugar.
- 1749, Henry Fielding, The History of Tom Jones, a Foundling. In Six Volumes, volume VII, London: Printed by A[ndrew] Millar, […], OCLC 928184292, book xiii:
- "Won't you allow him sack-whey?" said the landlady.—"Ay, ay, sack-whey," cries the doctor, "if you will, provided it be very small."