Red"head` (-h?d`), n.
A person having red hair.
2. Zool. (a)
An American duck (Aythya Americana) highly esteemed as a game bird. It is closely allied to the canvasback, but is smaller and its head brighter red. Called also red-headed duck. American poachard, grayback, and fall duck. See Illust. under Poachard.
The red-headed woodpecker. See Woodpecker.
A kind of milkweed (Asclepias Curassavica) with red flowers. It is used in medicine.
© Webster 1913.