Dictionary![]() ![]() buck•eyePronunciation: (buk'ī"), [key] —n., —pl. -eyes. 1. any of various trees or shrubs of the genus Aesculus, as A. glabra (Ohio buckeye), having palmate leaves, gray, scaly bark, and bell-shaped greenish-yellow flowers in upright clusters: the state tree of Ohio. 2. the brown nut of any of these trees. 3. (cap.) a native or inhabitant of Ohio (used as a nickname). 4. a butterfly, Precis lavinia, having dark-brown wings with purple or red eyespots. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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