- any of several longwinged, American goatsuckers of the genus Chordeiles, related to the whippoorwill, especially C. minor, having variegated black, white, and buff plumage.
- the European goatsucker or nightjar, Caprimulgus europaeus.
- a person who is habitually up or moving about late at night; night owl.
- any American nightjar of the genus Chordeiles and related genera, having a dark plumage and, in the male, white patches on the wings and tail
- informal another name for night owl