dark horse

Etymology
Originally an allusion to an unknown horse with a dark coat winning a race, as used in the 1831 novel The Young Duke by (1804–1881).

Noun

 * 1)  Someone who possesses talents or favorable characteristics that are not known or expected by others.
 * 2)  A candidate for an election who is nominated unexpectedly, without previously having been discussed or considered as a likely choice.
 * 3)  A horse whose capabilities are not known.
 * 1)  A candidate for an election who is nominated unexpectedly, without previously having been discussed or considered as a likely choice.
 * 2)  A horse whose capabilities are not known.
 * 1)  A horse whose capabilities are not known.

Translations

 * Belarusian: цёмны конік
 * Chinese:
 * Mandarin:
 * Czech: černý kůň
 * Finnish:
 * Greek: σιγανό ποτάμι
 * Hindi: छिपा रुस्तम, काला चोर
 * Hungarian: sötét ló
 * Icelandic: leyna á sér
 * Italian: acqua cheta
 * Polish: ,
 * Russian: тёмная лоша́дка
 * Slovak: čierny kôň
 * Sorbian:
 * Upper Sorbian: čorny kóń
 * Thai: ม้ามืด
 * Ukrainian: темна конячка


 * Chinese:
 * Mandarin:
 * Estonian: üllatuskandidaat
 * Finnish:
 * French:
 * Italian:
 * Japanese: 穴馬,
 * Polish:
 * Russian: тёмная лоша́дка
 * Thai: ม้ามืด


 * Hindi:
 * Japanese:
 * Kannada:
 * Korean:
 * Swedish: