buckeye

n. 1. (Bot.) A name given to several American trees and shrubs of the same genus (Æsculus) as the horse chestnut. [ 1913 Webster ]

The Ohio buckeye, or
Fetid buckeye, is Aesculus glabra. --
Red buckeye is Aesculus Pavia. --
Small buckeye is Aesculus paviflora. --
Sweet buckeye, or
Yellow buckeye, is Aesculus flava. [ 1913 Webster ]

2. A cant name for a native or resident of Ohio. [ U.S. ] [ 1913 Webster ]

Buckeye State, Ohio; -- so called because buckeye trees abound there. [ 1913 Webster ]