variants or less commonly deal breaker or dealbreaker
plural deal-breakers also deal breakers or dealbreakers
1
: someone or something that prevents a deal or arrangement from being reached or fulfilled
… climate-related provisions were unlikely to be a deal-breaker, but the bill has taken a back seat to voting rights legislation …—Matthew Daly
That's where the other key player, Tomas Kaberle, comes in. He was a deal-breaker a few weeks ago in a potential trade between the Flyers and Toronto, when Quinn would not substitute him for the injured Danny Markov.—Tim Panaccio
Pay attention to any signs of a DIY fix or update. This isn't necessarily a deal-breaker, but it's better to know now—when you can ask the seller about it—than after the deal is done.—Matt Ellis
2
: a reason for rejecting someone or something
The display is disappointing but not necessarily a deal-breaker unless your job consists of editing photos and videos.—Jason Cipriani
Overall, the biggest dealbreaker was the $290 price tag.—Bianca Alba
Any number of women I interviewed cited clinginess in a boyfriend as a major deal breaker.—Liza Mundy

Examples of deal-breaker 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.
But its sluggish performance may be a deal-breaker for users who want to do more than just scribble and read. — Kimberly Gedeon, PC Magazine, 27 Sep. 2026 Not having sex had seemed to be a deal-breaker for Beck just weeks before. — Josephine Reisman, Vulture, 24 Sep. 2026 That’s because unruly strands can be a deal-breaker on even your best hair day. — Deanna Pai, Glamour, 10 Sep. 2026 Analysts have warned that the structural remedies Bonta has in mind might be deal-breakers for Paramount, making any settlement talks ultimately unproductive. — Brian Stelter, CNN Money, 22 Aug. 2026 See All Example Sentences for deal-breaker

Word History

First Known Use

1965, in the meaning defined at sense 1

Time Traveler
The first known use of deal-breaker was in 1965

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Cite this Entry

“Deal-breaker.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/deal-breaker. Accessed 5 Oct. 2026.

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