A variety of domestic chicken in which the males resemble the females; a (male) bird of such a variety.
1Of a male bird, especially a domestic chicken: having the plumage or general appearance of a hen or female bird; (of plumage) resembling that of a hen or female; henlike. Also: designating a breed or variety characterized by such males.
2Generally. Of, relating to, characteristic of, or suitable for a hen or hens.
Mid 19th century. From hen + -y.