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Definitions

underdog

[uhn-der-dawg, -dog] / ˈʌn dərˌdɔg, -ˌdɒg /
NOUN
unlikely winner in a contest or struggle
Synonyms
Antonyms


Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Will we see an underdog win for the ages or will Usyk's dominance continue?

From BBC • May 23, 2026

Once a scrappy underdog in a race that OpenAI appeared to have already won, the gap between the two companies has narrowed, with new data suggesting Anthropic’s growth continues to accelerate rapidly.

From The Wall Street Journal • May 17, 2026

Asaad Alnajjar, a structural engineer who has worked for the city of L.A. for 36 years, describes himself as “the ‘Iron Resolve’ — the underdog who will surge ahead to claim victory.”

From Los Angeles Times • May 1, 2026

It was the underdog winning the cup against all expectations.

From BBC • Apr. 29, 2026

Matt knew he’d been, quite literally, an underdog, and Maria couldn’t resist a crusade.

From "The House of the Scorpion" by Nancy Farmer




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