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.
Immigration officers do not have the right to search you or your belongings without your consent or probable cause. Laura Daniella Sepulveda, AZCentral.com, 29 Jan. 2026 Typically, in order to get a search warrant, authorities must show probable cause that there is evidence of a crime at a particular location. Sarah N. Lynch, CBS News, 29 Jan. 2026 He was then seen leaving a few hours later during a period when the Tepes were away, according to a probable cause affidavit unsealed in court and obtained by PEOPLE. Chris Spargo, PEOPLE, 28 Jan. 2026 Grand jury proceedings, which are closed to the public, replace preliminary hearings, which are open to the public, to determine whether a crime was committed and whether there is probable cause to believe the defendant committed it. Caroline Zimmerman, Kansas City Star, 28 Jan. 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 5 Feb. 2026.

Legal Definition

probable cause

see cause sense 2

Last Updated: - Updated example sentences
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