Not dilatory or slow; quick; swift; nimble; hasty; rapid in motion or performance; as, a speedy flight; on speedy foot.
source: Webster 1913
adjective satellite
characterized by speed; moving with or capable of moving with high speed
A rapid movement. A speedy car. A speedy errand boy.
source: WordNet 3.0
accomplished rapidly and without delay
Was quick to make friends. His quick reaction prevented an accident. Hoped for a speedy resolution of the problem. A speedy recovery. He has a right to a speedy trial.