undefeated

adjective

un·​de·​feat·​ed ˌən-di-ˈfē-təd How to pronounce undefeated (audio)
-dē-
Synonyms of undefeatednext
: not defeated : not having suffered a defeat
an undefeated team/player
: not including any losses or defeats
an undefeated season
a team with an undefeated record

Examples of undefeated in a Sentence

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.
With a win the Tigers will finish the season 6-0 against the A's and go undefeated in the season series for the first time ever. — ABC News, 2 Aug. 2026 Either way, fans were excited for the return of Brock Lesnar to Minnesota inside Hell in a Cell where Brock Lesnar is undefeated. — Alfred Konuwa, Forbes.com, 2 Aug. 2026 The Rattlers, who won the 2023 title, are the only undefeated team on the young season. — Cal Phillips july 31, Fort Worth Star-Telegram, 31 July 2026 Cal Poly opened the year by upsetting Big West conference favorite UC Santa Barbara, positioning the men’s team for its first undefeated dual-meet season since moving to Division I in 1994. — Daniel Libit, Sportico.com, 23 July 2026 See All Example Sentences for undefeated

Word History

First Known Use

circa 1775, in the meaning defined above

Time Traveler
The first known use of undefeated was circa 1775

Rhymes for undefeated

See All Rhymes for undefeated

Browse Nearby Words

undefeatable
undefeated
undefendable
See all Nearby Words

Cite this Entry

“Undefeated.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/undefeated. Accessed 5 Aug. 2026.

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More from Merriam-Webster on undefeated

Thesaurus: All synonyms and antonyms for undefeated

Nglish: Translation of undefeated for Spanish Speakers

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