private investigator

noun

Synonyms of private investigatornext
: 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.
Did the Guthries hire their own private investigator? Stephanie Innes, AZCentral.com, 13 Feb. 2026 Once upon a time, there was a TV show about three little girls who went to the police academy and then became private investigators. Borys Kit, HollywoodReporter, 13 Feb. 2026 International private investigator Jay Armes III says the footage could be a major breakthrough. Amelia Mugavero, CBS News, 11 Feb. 2026 Following her retirement, Albrecht became a private investigator. Veronica Fulton, NBC news, 5 Feb. 2026 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 15 Feb. 2026.

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
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