Definition of water cracker in English:

water cracker

noun

  • 1A firework designed to be thrown into water. Now rare.

  • 2North American. A water biscuit.

Origin

Mid 18th century; earliest use found in Godfrey Smith (fl. 1738–1756). From water + cracker.

Pronunciation

water cracker

/ˈwɔːtə ˌkrakə/