private investigator

noun

: a person not a member of a police force who is licensed to do detective work (such as investigation of suspected wrongdoing or searching for missing persons)

Examples of private investigator in a Sentence

She hired a private investigator to follow her husband. the retired policeman decided to become a private investigator
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.
In the premiere of Down Cemetery Road, a desperate woman walks into a private investigator’s office. Judy Berman, Time, 30 Oct. 2025 Thompson plays Zoë Boehm, a private investigator every bit as spiky as her pixie cut. Jon O'Brien, IndieWire, 30 Oct. 2025 Dominick opened up in 2007 to Slate about hiring a private investigator to track down Sweeney, who moved to the Pacific Northwest and changed his name to John Maura. Rebecca Aizin, PEOPLE, 30 Oct. 2025 Adding to the chaos are constant calls from his manager and the presence of a private investigator and a superfan stalking nearby. Zac Ntim, Deadline, 28 Oct. 2025 See All Example Sentences for private investigator

Word History

First Known Use

1940, in the meaning defined above

Time Traveler
The first known use of private investigator was in 1940

Browse Nearby Words

Cite this Entry

“Private investigator.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/private%20investigator. Accessed 1 Nov. 2025.

Kids Definition

private investigator

noun
: a person who does detective work and is not a member of a police force

Legal Definition

private investigator

noun
: a person not a member of a police force who is licensed to do detective work (as investigation of suspected wrongdoing or searching for missing persons)
Last Updated: - Updated example sentences
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