Definition of "buckeye" [buck•eye]

• Any of various North American trees or shrubs of the genus Aesculus, having palmately compound, opposite leaves, erect panicles of white to red or yellow flowers, and large shiny seeds with a large attachment scar. All parts of the plant are poisonous. (noun)
• The spiny or smooth fruit of any of these plants. (noun)
• The large shiny brown seed of such a fruit. (noun)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

• "For those of you with actual lives, the buckeye is a little round brown nut that is kind of like an acorn except much less cute."
• "Once again we are reminded that the buckeye is a nut, and not just any old nut -- a poisonous nut."
• "If the "buckeye" was hand-painting, this was "single-hand" painting, and it did not take a generation to bring the change about, only a season."