speedy (adj.)

Old English spedig "prosperous, wealthy," from speed (n.) + -y (2). Meaning "moving swiftly" is from late 14c. Related: Speedily; speediness. Speedy Gonzales, Warner Brothers studios talking cartoon mouse, debuted in a 1953 short directed by Bob McKimson.

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Definitions of speedy from WordNet

speedy (adj.)
characterized by speed; moving with or capable of moving with high speed;
a speedy errand boy
a speedy car
Synonyms: rapid
speedy (adj.)
accomplished rapidly and without delay;
he has a right to a speedy trial
hoped for a speedy resolution of the problem
a speedy recovery
Synonyms: quick