American English

Definition of rocket noun from the Oxford Advanced American Dictionary



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  1. 1a spacecraft in the shape of a tube that is driven by a stream of gases let out behind it when fuel is burned inside a space rocket The rocket was launched in 2007. The idea took off like a rocket (= it immediately became popular).
  2. 2a missile (= a weapon that travels through the air) that carries a bomb and is driven by a stream of burning gases a rocket attack
  3. 3a firework that goes high into the air and then explodes with colored lights
See the Oxford Advanced Learner's Dictionary entry: rocket