Betting on a dark horse
Meaning
To support or invest in a candidate, competitor, or venture that is not widely known or expected to win but has the potential for unexpected success.
Origin
The thrill of the unknown surged through the crowds at 19th-century British racetracks, where the phrase 'dark horse' was born. It referred to a horse whose lineage and past performance were completely unknown to the public and the bookmakers, often literally having a dark coat that obscured its features or simply being kept out of sight by a shrewd owner. This obscurity meant its potential was underestimated, making it a high-risk, high-reward wager for those brave enough to bet on it. Benjamin Disraeli immortalized this phenomenon in his 1831 novel The Young Duke, where an unknown, unheralded horse unexpectedly sweeps to victory, capturing the imagination and solidifying the phrase's place in the English lexicon as a symbol for any overlooked contender who achieves improbable success.
Examples
- Despite her lack of experience, the venture capitalist was betting on a dark horse when she funded the young startup.
- Many laughed when he claimed his unknown band would headline the festival, but he was confidently betting on a dark horse.