1That has the iris of a red colour.
2In the names of birds: having red eyes, or eyes surrounded by a red ring.
3In the names of insects, fishes, etc.: having red eyes or eyelike markings.
4That has the eyelids reddened by tears, lack of sleep, etc.
Early 17th century; earliest use found in George Chapman (?1560–1634), poet and playwright. From red + eyed.