Definitions for "Catapult"
Keywords:  siege, hurl, throw, spears, projectile
An engine somewhat resembling a massive crossbow, used by the ancient Greeks and Romans for throwing stones, arrows, spears, etc.
A forked stick with elastic band for throwing small stones, etc.
A large wooden structure used during a siege to fire stones and iron bolts at the enemy.
a device that launches aircraft from a warship
shoot forth or launch, as if from a catapult; "the enemy catapulted rocks towards the fort"
(or Launched) The use of linear induction motors, powered pneumatic tires, compressed air or anything else ride designers can come up with to launch coaster trains from a standing start. An alternative to a traditional chain lift system.
Keywords:  slingshot
Normally a ballistic cartridge to begin seat motion. In the earlier seats, this was the only source of thrust for seat movement.
Operational code name for the destruction of the French Fleet by the British in North Africa, July 1940
Keywords:  lever, reverse
a lever in reverse
Keywords:  spring, device
a spring device