Cuck'ōo, n.

(kōok'ōo), n. [Fr. coucou, It. cucco, cuculo, Pr. & O. Fr. cogul, Lat. cuculus, Gr. κόκκυξ, N. H. Ger. Kuckuk, O. L. Ger. cuccuc, N. L. Ger. kukkuk, D. koekoek, A-S. geoc, gæc, Dan. gjög, Sw. gök, Icel. gaukr, O. H. Ger. kouck, M. H. Ger. gouck, Skr. kōkila.] (Ornith.) A bird of the genus Cuculus (C. canorus), deriving its name from its note.

The European species builds no nest of its own, but lays its eggs in the nests of other birds, to be hatched by them.