oilbird

noun

The guacharo or great goatsucker of Trinidad, Steatornis caripensis. Also called fat-bird. See cut under guacharo.

A Ceylonese frogmouth, Batrachostomus moniliger.

See guacharo.

Steatornis caripensis, a nocturnal South American bird related to the nightjars that feeds on the fruit of the oil palm and tropical laurels.

Nocturnal fruit-eating bird of South America that has fatty young yielding an oil that is used instead of butter.