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.
Last week, a Stanly County grand jury found probable cause that Brigham raped a 13-year-old 40 miles outside of Charlotte. Charlotte Observer, 12 Mar. 2026 The lack of any basis to pursue voter fraud investigations into the 2020 election in Nevada raises further questions about why similar inquiries are being pursued in other swing states, including Georgia and Arizona, and why there is probable cause to suggest fraud occurred in those other states. Sarah N. Lynch, CBS News, 12 Mar. 2026 The court’s decision cited a lack of probable cause for Gauger’s arrest and subsequent conviction. Kori Rumore, Chicago Tribune, 11 Mar. 2026 The probable cause statement says multiple staff members and students raised concerns about the relationship. Ashley Carnahan, FOXNews.com, 11 Mar. 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 15 Mar. 2026.

Legal Definition

probable cause

see also:
Last Updated: - Updated example sentences
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