Rocket

What is Rocket?

Rocket definition and meaning on Dictionary terms:
noun

any of various simple or complex tubelike devices containing combustibles that on being ignited liberate gases whose action propels the tube through the air: used for pyrotechnic effect, signaling, carrying a lifeline, hurling explosives at an enemy, putting a space vehicle into orbit, etc.
a space capsule or vehicle put into orbit by such devices.