Definition of cask

• n. - Same as Casque.
• n. - A barrel-shaped vessel made of staves headings, and hoops, usually fitted together so as to hold liquids. It may be larger or smaller than a barrel.
• n. - The quantity contained in a cask.
• n. - A casket; a small box for jewels.
• v. t. - To put into a cask.