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 grand jury report has come to light regarding the Hope Florida public fraud with significant probable cause that a crime was committed — but no recommendation to prosecute. Sun Sentinel Editorial Board, Sun Sentinel, 7 Sep. 2026 It was later found that Bossell had assaulted a Platte City police officer just days before the attack, with the probable cause statement claiming she should be considered a danger to the public. Ben Wheeler, Kansas City Star, 5 Sep. 2026 According to a probable cause affidavit, the former campaign manager gave local police a black nylon glove that Ross is alleged to have provided in June. Ava Kelley, NBC news, 4 Sep. 2026 He then allegedly was estimated to be driving 130 mph by a Sunrise Police Department officer while fleeing a traffic stop on the Sawgrass Expressway, according to a Sunrise Police Department probable cause affidavit. Jordan McPherson, Miami Herald, 4 Sep. 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

Browse Nearby Words

Cite this Entry

“Probable cause.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/probable%20cause. Accessed 9 Sep. 2026.

Legal Definition

probable cause

see also:
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