ETYM Spanish casco potsherd, skull, helmet, prob. from cascar to break, from Latin Quassure to break. Related to Casque, Cass.
The quantity a cask will hold; SYN. caskful.
1. A barrel-shaped vessel of staves, headings, and hoops usually for liquids.
2. A cask and its contents; also; the quantity contained in a cask.