battleships

noun

1. 1

   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.

2. 2

   Non-functional rocket stage, used for configuration and integration tests.

3. 3

   A guessing game played on grid paper, see Battleship (game)