The Ohio buckeye.Licensed from iStockPhoto
nounThe American Heritage® Dictionary of the English Language, 4th edition Copyright © 2010 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
A large shrub or tree (Aesculus glabra) of the central United States, having compound leaves and yellowish-green flowers.