underdog

noun

un·​der·​dog ˈən-dər-ˌdȯg How to pronounce underdog (audio)
1
: a loser or predicted loser in a struggle or contest
2
: a victim of injustice or persecution

Examples of underdog in a Sentence

I always root for the underdog instead of the favorite. As a lawyer, she consistently represented the underdog.
Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Given the familiar tropes of underdog sports movies, My Sunshine takes a turn that sends the narrative in an unexpected, but satisfying, direction. Scott Phillips, Forbes.com, 1 Aug. 2025 Asi’s friend group in Auckland is made up of a Manchester City fan who followed his dad’s path, a West Ham fan whose favourite player was Mark Noble, and a Brighton & Hove Albion fan who wanted to root for an underdog. Art De Roché, New York Times, 31 July 2025 The season included a victory over South Carolina in the Citrus Bowl, a game in which the Illini were considered heavy underdogs. Sam Brief, Chicago Tribune, 31 July 2025 On the pitch, Spain – the underdog but eventual champion that day – is now regarded by most as the best team in the world. Jamie Barton, CNN Money, 27 July 2025 See All Example Sentences for underdog

Word History

First Known Use

1859, in the meaning defined at sense 1

Time Traveler
The first known use of underdog was in 1859

Browse Nearby Words

Cite this Entry

“Underdog.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/underdog. Accessed 5 Aug. 2025.

Kids Definition

underdog

noun
un·​der·​dog ˈən-dər-ˌdȯg How to pronounce underdog (audio)
: the loser or predicted loser in a struggle

More from Merriam-Webster on underdog

Last Updated: - Updated example sentences
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!