A device or weapon for throwing or launching large objects.

A mechanical aid on aircraft carriers designed to help airplanes take off from the flight deck.

(UK) A slingshot.

An instance of firing a missile from a catapult.

(figurative) An instance of firing something, as if from a catapult.

(transitive) To fire a missile from a catapult.

(transitive) To fire or launch something, as if from a catapult.

(transitive) To increase the status of something rapidly.

(intransitive) To be fired from a catapult or as if from a catapult.

(intransitive) To have one's status increased rapidly.