An English measure of capacity for liquids, containing 63 wine gallons, or about 52+¹⁄₂ imperial gallons; a half pipe.
A large barrel or cask of indefinite contents, especially one containing from 100 to 140 gallons.
A bottle containing 1.5 liters of fluid, double the volume of a standard wine bottle.
A powerful firearm cartridge, often derived from a shorter, less powerful cartridge calibre that uses the same bullet.
A handgun that fires a cartridge of this calibre; chiefly a revolver, but rarely an autoloader firing an unusually powerful calibre.