countersuit

noun

coun·​ter·​suit ˈkau̇n-tər-ˌsüt How to pronounce countersuit (audio)
variants or less commonly counter-suit
plural countersuits also counter-suits
: an opposing lawsuit
especially : a claim asserted by an opposing party in a lawsuit (such as a defendant) against the party bringing the original lawsuit (such as a plaintiff) : counterclaim
decided to file a countersuit against her accuser
The current appeal results from a patent infringement suit and countersuit between Apple Inc. ("Apple") and Samsung Electronics Co … Apple, Inc. v. Samsung Electronics Co., Ltd., 816 F. 3d 788 (2016)

Examples of countersuit in a Sentence

Recent Examples on the Web
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The countersuit was filed in a US District Court in California on Wednesday. Jibin Joseph, PC Magazine, 10 Apr. 2025 In a countersuit filed in November, CBS alleged that Sony had first offered a nine-figure buyout, and only filed suit after CBS refused. Gene Maddaus, Variety, 10 Apr. 2025 In a March 19 motion to dismiss Williams’ countersuit, Baumgarten denied her claims. Catherine Muccigrosso, Charlotte Observer, 24 Mar. 2025 Blake Lively moves to dismiss Justin Baldoni’s countersuit, citing California law on misconduct claims. Ryan Fonseca, Los Angeles Times, 21 Mar. 2025 See All Example Sentences for countersuit

Word History

First Known Use

1814, in the meaning defined above

Time Traveler
The first known use of countersuit was in 1814

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Cite this Entry

“Countersuit.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/countersuit. Accessed 16 Apr. 2025.

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