Swifts

noun

1. A small plain-colored bird of the family Apodidae that resembles a swallow and is noted for its rapid flight.
2. Any of certain lizards of the genus Sceloporus.
3. A moth of the family Hepialidae, swift moth, ghost moth.
4. Any of various fast-flying hesperiid butterflies.
5. A reel for winding yarn.