as in informant
a person who provides information about another's wrongdoing
the FBI finally got a break when one of the mob boss's top henchmen turned stool pigeon
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Recent Examples of stool pigeon
Once an unconscious stool pigeon, always an unconscious stool pigeon.
—
Howie Carr, Boston Herald, 12 Nov. 2025
Russo turned stool pigeon within a month of his November 2017 arrest for selling a kilo of cocaine to an undercover agent.
—John Annese, New York Daily News, 26 Feb. 2025
They are barred from using certain language during debates including git, guttersnipe, swine and stool pigeon.
—Max Colchester, WSJ, 3 Jan. 2019
Howie Carr, Boston Herald, 12 Nov. 2025
Russo turned stool pigeon within a month of his November 2017 arrest for selling a kilo of cocaine to an undercover agent.
—John Annese, New York Daily News, 26 Feb. 2025
They are barred from using certain language during debates including git, guttersnipe, swine and stool pigeon.
—Max Colchester, WSJ, 3 Jan. 2019
Recent Examples of Synonyms for stool pigeon
Noun
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Federal prosecutors in Alabama secured an 11-count indictment accusing the organization of paying millions of dollars to some of those undercover informants and hiding the real purpose of the payments from its donors.—
Josh Meyer,
USA Today,
25 Apr. 2026
-
As Ballmer sees it, Sanberg agreed to cooperate in exchange for the league submitting a favorable sentencing letter to Judge Wilson, and thus he shouldn’t be regarded as a credible informant.—
Michael McCann,
Sportico.com,
24 Apr. 2026
Noun
-
And so every regime invests in having student informers.—
Anne Applebaum,
The Atlantic,
23 Jan. 2026
-
The whole family is deeply involved in the revolutionary movement: the oldest son disappears into Siberia, never to be seen or heard of again, while the youngest, eighteen, is jailed together with his father, and executed after his cell is exposed by an informer.—
Literary Hub,
Literary Hub,
22 Jan. 2026
Noun
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Vanessa Beecroft was a canary in the coal mine, merging, subverting, and exploiting art, fashion, money, and spectacle.—
Jerry Saltz,
Vulture,
20 Apr. 2026
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Freund said that influencers may be a canary in the coal mine for problems that all of us might soon face with the rise of this tech.—
Taylor Lorenz,
Vanity Fair,
15 Apr. 2026
Noun
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Ingesting rat poison could lead to bleeding gums and nosebleeds as well as bruising and blood in the stool.—
ABC News,
ABC News,
20 Apr. 2026
-
The Idaho Legislature’s 2026 session ended without passing any rat control legislation, leaving Treasure Valley communities without a clear legal path to address the growing problem.—
Mark Dee,
Idaho Statesman,
20 Apr. 2026
Noun
-
Tony Baranek is a freelance reporter for the Daily Southtown.—
Tony Baranek,
Chicago Tribune,
22 Apr. 2026
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The sudden departure comes just a day after Phelan addressed a large crowd of sailors and industry professionals at the Navy’s annual conference in Washington, and spoke with reporters about his agenda.—
Konstantin Toropin,
Los Angeles Times,
22 Apr. 2026
Cite this Entry
“Stool pigeon.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/stool%20pigeon. Accessed 26 Apr. 2026.
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