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a person or thing that unexpectedly achieves success in a competition or endeavor
In the election, she was considered a dark horse and won by a landslide.
She was not expected to win but unexpectedly succeeded in the election.
The dark horse candidate surprised everyone by securing the top position.
The candidate was not favored but unexpectedly achieved the highest rank.
Often used in sports, politics, or competitive settings to describe an underdog.
Use 'dark horse' to describe someone who wasn't expected to win but did, especially in sports, elections, or talent shows.
Never use 'dark horse' to describe an actual horse with a dark coat. It is exclusively used for people or things in competitive contexts.
The term originated in horse racing in the 19th century, referring to a horse that was unknown to bettors but performed unexpectedly well. The 'dark' likely refers to the horse's unknown status rather than its color.
Commonly used in competitive contexts where the outcome is uncertain. Avoid using it for literal dark-colored horses.