unstoppable

adjective

un·​stop·​pa·​ble ˌən-ˈstä-pə-bəl How to pronounce unstoppable (audio)
Synonyms of unstoppablenext
: incapable of being stopped
an unstoppable runaway truck
an unstoppable army
an unstoppable rise to power
unstoppably adverb

Examples of unstoppable in a Sentence

At this point in the campaign, he appears to be unstoppable. at this point she's so far ahead in the polls that she's unstoppable
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.
In short, this nearly unstoppable plant makes a great border for naturalistic or meadow gardens. Arricca Elin Sansone, Southern Living, 5 May 2026 Nearly unbeatable during the regular season, the Kansas City Mavericks are looking plain unstoppable now that the playoffs are underway. The Kansas City Star, Kansas City Star, 1 May 2026 But what made the extraverted Dickinson a fit for Iron Maiden was his unstoppable drive. Kory Grow, Rolling Stone, 29 Apr. 2026 Dallas’ power play looks borderline unstoppable, and Minnesota’s penalty kill looks overwhelmed. Mark Lazerus, New York Times, 27 Apr. 2026 See All Example Sentences for unstoppable

Word History

First Known Use

1836, in the meaning defined above

Time Traveler
The first known use of unstoppable was in 1836

Browse Nearby Words

Cite this Entry

“Unstoppable.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/unstoppable. Accessed 15 May. 2026.

More from Merriam-Webster on unstoppable

Love words? Need even more definitions?

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

More from Merriam-Webster