- an informal name for horse chestnut
WordReference Random House Unabridged Dictionary of American English © 2026
conk•er
(kong′kər, kông′-),USA pronunciation n. [Brit. Informal.]
- British Termsa horse chestnut.
- British Termsthe hollowed-out shell of a horse chestnut.
- British Terms, Games conkers, a game in which a child swings a horse chestnut on a string in an attempt to break that of another player.
- 1840–50; probably origin, originally conquer; compare conquering a game played with snail shells (the name of the game presumably later transferred to the playing pieces)
Collins Concise English Dictionary © HarperCollins Publishers::
conker /ˈkɒŋkə/ n
'conker' also found in these entries (note: many are not synonyms or translations):