Definition of water measure in US English:

water measure

noun

historical
  • A system of measurement of capacity formerly used for goods sold on board vessels in port or on a river; a unit of measurement of this type.

Origin

Late Middle English; earliest use found in John Paston (1442–1479), landowner. From water + measure.

Pronunciation

water measure

/ˈwɔːtə mɛʒə/