Origin of battleshipShort for line-of-battle ship.
- (military) Large capital warship displacing tens of thousands of tons, heavily armoured and armed with big guns. Battleships are now obsolescent, replaced by smaller vessels with guided missiles. Types: dreadnought, pre-dreadnought.
- Non-functional rocket stage, used for configuration and integration tests.
- A guessing game played on grid paper, see Battleship (game)