Definition of swift
(Entry 1 of 3)
1
: moving or capable of moving with great speed
a swift runner
2
: occurring suddenly or within a very short time
a swift transition
3
: quick to respond : ready
swift
adverbDefinition of swift (Entry 2 of 3)
: swiftly
swift-flowing
swift
nounDefinition of swift (Entry 3 of 3)
1
: any of several lizards (especially of the genus Sceloporus) that run swiftly
2
: a reel for winding yarn or thread
3
: any of numerous small plainly colored birds (family Apodidae) that are related to the hummingbirds but superficially much resemble swallows
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Merriam-Webster unabridged
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Time Traveler for swift
The first known use of swift was before the 12th century
See more words from the same century