Pronunciation: (kong'kur, kông'-), [key]
—n. Brit. Informal.
1. a horse chestnut.
2. the hollowed-out shell of a horse chestnut.
3. conkers,a game in which a child swings a horse chestnut on a string in an attempt to break that of another player.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.