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Synonyms

private investigator

American  

noun

  1. private detective. PI, p.i., P.I.


Etymology

Origin of private investigator

First recorded in 1935–40

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Private investigator Thomas McNally is working to dispel online speculation linking Melissa Casias’s disappearance to the scientists.

From The Wall Street Journal • Apr. 25, 2026

Private investigator Gavin Burrows, whose alleged work for Associated Newspapers is relied on by the claimants in support of their lawsuits, said it was not true that he conducted unlawful information gathering for the publisher.

From Reuters • Mar. 28, 2023

Private investigator Daniel Morgan, 38, and his business partner at Southern Investigations, Jonathan Rees, meet for a drink in the Golden Lion pub in Sydenham, south-east London.

From BBC • Jun. 14, 2021

Private investigator Ted McDonough, who knew Geas, told The Boston Globe: "Freddy hated rats."

From Fox News • Oct. 31, 2018

Private investigator Garth Bruen can't reliably determine who owns and operates disturbing Web sites because of the cloak of anonymity enjoyed by many businesses online.

From Washington Post • Dec. 6, 2013

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