'conker' definitions:

Definition of 'conker'

From: WordNet
noun
The inedible nutlike seed of the horse chestnut [syn: buckeye, horse chestnut, conker]

Definition of 'conker'

From: GCIDE
  • Horse-chestnut \Horse`-chest"nut\, Horsechestnut \Horse`chest"nut\, n.
  • 1. (Bot.) The large nutlike seed of a species of Aesculus (Aesculus Hippocastanum), formerly ground, and fed to horses, whence the name. The seed is not considered edible by humans. [WordNet sense 2] [1913 Webster + WordNet 1.5]
  • 2. (Bot.) The tree itself (Aesculus hippocastanum), which was brought from Constantinople in the beginning of the sixteenth century, and is now common in the temperate zones of both hemispheres; it has palmate leaves and large clusters of white to red flowers followed by brown shiny inedible seeds. The native American species is also called buckeye and conker. [WordNet sense 1] [1913 Webster + WordNet 1.5]

Definition of 'conker'

From: GCIDE
  • conker \conk"er\ (k[o^][ng]k"[~e]r), n. the inedible nutlike seed of the horsechestnut.
  • Syn: buckeye, horsechestnut, horse-chestnut. [WordNet 1.5]