noun

underdog

underdog, long shot, dark horse

Everyone loves to cheer for the underdog.

Everyone loves to cheer for the underdog.

He went into the match as the underdog.

He went into the match as the underdog.

the underdog in ((sth.)) the competitor likely to lose in (sth.) He was the underdog in the election.

Synonyms: long shot, dark horse; Antonyms: favorite, front-runner

From 'under' + 'dog'. The term originated from dogfighting, referring to the dog that was losing (the one on the bottom).

Picture a dogfight where one 'dog' is 'under' the other. That losing dog is the 'underdog'.

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