Muscovy duck n. (Zool.) A duck (Cairina moschata), larger than the common duck, often raised in poultry yards. Called also musk duck. It is native of tropical America, from Mexico to Southern Brazil.
... the gipsy. Indeed, the contrast in mind and locomotive powers between the gipsy and the village policeman has often amused me; the former most like the thievish jay, ever on mischief bent; the other, who has his eye on him, is more like the portly Cochin-China fowl of the farmyard, or the Muscovy duck, or stately gobbler. ... — A Shepherd's Life • W. H. Hudson