Definitions
1.AdjectiveFast; quick; rapid."swift action; swift response; swift recovery; The river’s swift current carried the boat downstream.; She gave a swift reply to his question."
2.AdjectiveCapable of moving at high speeds.
3.AdverbSwiftly.
4.NounA small plain-colored bird of the family Apodidae that resembles a swallow and is noted for its rapid flight.
5.NounAny of certain lizards of the genus Sceloporus.
6.NounA moth of the family Hepialidae, swift moth, ghost moth.
7.NounAny of various fast-flying hesperiid butterflies.
8.NounA light, collapsible reel used to hold a hank of yarn in order to wind off skeins or balls.
9.NounThe main cylinder of a carding-machine.
10.NounThe current of a stream.