Redhead (noun)

1. A person with red hair.
2. A North American duck with a reddish head and upper neck.

Origin:

From red + head, referring to the color of a person's hair.

Examples:

1. She was a beautiful redhead with bright green eyes.
2. He was one of the few redheads in the class.
3. The redhead duck is a common sight in the wetlands.
4. The redhead is a diving duck, it feeds mainly by diving beneath the surface of the water.
5. The male redhead has a reddish head and upper neck, while the female has a mottled brown plumage.