n. Any of various medium-sized nocturnal birds of the family Caprimulgidae, that feed predominantly on moths and other large flying insects.
the GNU version of the Collaborative International Dictionary of English
n. A goatsucker, esp. the European species. See Illust. of goatsucker.
The Century Dictionary and Cyclopedia
n. A bird, Caprimulgus europæus, of the family Caprimulgidæ.
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
n. mainly crepuscular or nocturnal nonpasserine birds with mottled greyish-brown plumage and large eyes; feed on insects
Word Usage
"Our nightjar was a few metres away, but she betrayed no anxiety except to keep her pale lids fractionally open so that we could see a third of her liquid dark eyes."