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English definition of “swift”

swift

adjective uk   /swɪft/ us  
C2 happening or moving quickly or within a short time, especially in a smooth and easy way: The local police took swift action against the squatters. Thank you for your swift reply. The gazelle is one of the swiftest and most graceful of animals.Fast and rapidShort in time
swiftly
adverb uk   /ˈswɪft.li/ us  
C2 Walking swiftly, he was at the station within minutes.Fast and rapidShort in time
swiftness
noun [U] uk   /ˈswɪft.nəs/ us  
Speed of motion

swift

noun [C] uk   /swɪft/ us  
a small bird with curved, pointed wings that can fly very fastOther wild birdsBirds which live by or on inland waterBirds of prey
(Definition of swift from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
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