The definition of quick is someone or something which is prompt or swift.(adjective)
An example of quick is the speed of the movement of a hummingbird's wings.
See quick in Webster's New World College Dictionary
Origin: ME quik, lively, alive < OE cwicu, living: see bio-
See quick in American Heritage Dictionary 4
adjective quick·er, quick·est
Origin: Middle English, alive, lively, quick
Origin: , from Old English cwicu, alive; see gwei- in Indo-European roots.
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