probable cause

noun

: a reasonable ground for supposing that a charge is well-founded

Examples of probable cause in a Sentence

The lawyer argued that there was a lack of probable cause for a search warrant. The police had probable cause to arrest him.
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.
The National Transportation Safety Board released its final investigation report on Thursday detailing the probable cause. Angie Dimichele, Sun Sentinel, 24 Apr. 2026 The suspect -- identified as 22-year-old Morgan Grante Lentz of Melbourne, Florida -- allegedly poured gasoline on a motorcycle outside a bar and then fled when confronted by the owner, according to a probable cause affidavit. Meredith Deliso, ABC News, 24 Apr. 2026 The driver of the tow truck was still in the vehicle when officers arrived, suffering from a gunshot wound in his torso near his armpit, police said in a probable cause statement. Kendrick Calfee, Kansas City Star, 24 Apr. 2026 The report does not determine a probable cause for the collision. Aaron Cooper, CNN Money, 23 Apr. 2026 See All Example Sentences for probable cause

Word History

First Known Use

circa 1676, in the meaning defined above

Time Traveler
The first known use of probable cause was circa 1676

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Cite this Entry

“Probable cause.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/probable%20cause. Accessed 27 Apr. 2026.

Legal Definition

probable cause

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