as in informant
a person who provides information about another's wrongdoing
the informer who told the police about that conspiracy has angered a lot of dangerous people
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Example Sentences
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Recent Examples of informer
The court can instruct the jury to view with caution the testimony of, say, an informer or a drug addict.
—
Daniel Arkin, NBC news, 10 June 2025
Singh says that the Kashmir policy of India's Hindu nationalist government has alienated residents of Kashmir, and cost the Indian army its vital network of local informers.
—Omkar Khandekar, NPR, 23 Apr. 2025
The book’s cast of characters is immense, including spies and informers, dubious bankers, Mafiosos, terrorists, radical priests who support the poor, and conservatives who back right-wing dictators.
—Foreign Affairs, 22 Apr. 2025
The Ukrainian soldiers began to see Russian civilians as a hindrance — or worse, as potential informers who could give away their positions.
—Ekaterina Bodyagina Nanna Heitmann, New York Times, 12 Feb. 2025
See All Example Sentences for informer
Daniel Arkin, NBC news, 10 June 2025
Singh says that the Kashmir policy of India's Hindu nationalist government has alienated residents of Kashmir, and cost the Indian army its vital network of local informers.
—Omkar Khandekar, NPR, 23 Apr. 2025
The book’s cast of characters is immense, including spies and informers, dubious bankers, Mafiosos, terrorists, radical priests who support the poor, and conservatives who back right-wing dictators.
—Foreign Affairs, 22 Apr. 2025
The Ukrainian soldiers began to see Russian civilians as a hindrance — or worse, as potential informers who could give away their positions.
—Ekaterina Bodyagina Nanna Heitmann, New York Times, 12 Feb. 2025
See All Example Sentences for informer
Recent Examples of Synonyms for informer
informant
Noun
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But an unnamed police informant told other police from Prince George’s County, Maryland that Abrego Garcia was tied to MS-13.—
Nick Penzenstadler,
USA Today,
8 Sep. 2025
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But being an informant implies some formal connection and ongoing relationship with the FBI.—
ABC News,
ABC News,
7 Sep. 2025
Cite this Entry
“Informer.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/informer. Accessed 12 Sep. 2025.
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