from The American Heritage® Dictionary of the English Language, 4th Edition
- n. Any of several chiefly nocturnal birds of the genus Chordeiles, especially C. minor, having mottled grayish-brown feathers with a white spot on the wings. Also called bullbat, mosquito hawk.
- n. The European nightjar.
- n. Informal A night owl.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. A New World nightjar.
- n. A person whose preference or custom is to remain awake and active during the night and the early morning hours.
from the GNU version of the Collaborative International Dictionary of English
- n. an American bird (Chordeiles Virginianus), allied to the goatsucker. It hunts the insects on which it feeds toward evening, on the wing, and often, diving down perpendicularly, produces a loud whirring sound, like that of a spinning wheel.
- n. A person who likes to be active late at night; a night owl.
- n. Any of several mainly nocturnal North American goatsuckers, especially Chordeiles minor, or the related European goatsucker Caprimulgus europaeus, also called the nightjar.
from The Century Dictionary and Cyclopedia
- n. A caprimulgine bird of the genus Chordeiles.
- n. The night-jar or goatsucker, Caprimulgus curopæus.
- n. One of certain petrels of the genus Œstrelata: as, the white night-hawk or mutton-bird, Œ. lessoni.
- n. One who prowls about at night; specifically, a night cabman or his cab or horse.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. mainly nocturnal North American goatsucker
- n. a person who likes to be active late at night
night + hawk (Wiktionary)