1. Tree having palmate leaves and large clusters of white to red flowers followed by brown shiny inedible seeds
   "Children collected buckeyes from beneath the horse chestnut trees";
   - horse chestnut, Aesculus hippocastanum
    
2. The inedible nutlike seed of the horse chestnut
   "Children collected buckeyes to play the traditional game";
   - horse chestnut, conker [Brit]

1. A native or resident of Ohio
   - Ohioan

Derived forms: Buckeyes, buckeyes

Type of: American, angiospermous tree, flowering tree, seed

Part of: Aesculus, genus Aesculus

Encyclopedia: Buckeye, Ohio