Definition of dark horse
1a : a usually little known contender (such as a racehorse) that makes an unexpectedly good showingb : an entrant in a contest that is judged unlikely to succeed
2 : a political candidate unexpectedly nominated usually as a compromise between factions
Examples of dark horse in a sentence
The Democrat from Utah has gone from being a dark horse to the front-runner in the campaign for President.
The movie is a dark horse for the award.
He is a dark horse, but I did find out that he once played football professionally.
First Known Use of dark horse
DARK HORSE Defined for English Language Learners
Definition of dark horse for English Language Learners
: a person (such as a politician), animal, or thing that competes in a race or other contest and is not expected to win
: a person who has interesting qualities or abilities that most people do not know about
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