informant
noun
in·for·mant
in-ˈfȯr-mənt 
: a person who gives information: such as
a
: informer
b
: one who supplies cultural or linguistic data in response to interrogation by an investigator
Examples of informant in a Sentence
The police were alerted to the plot by a paid informant.
We learned the language with the help of a native informant.
Recent Examples on the Web
Breda did tell me that, along with Helen, both the friend and the prison informant received a share of the million-dollar reward.
—
Eren Orbey, New Yorker, 13 Oct. 2025
Meanwhile, Grasso tries to use his informant status to get Lizzie out of harm’s way.
—Grace Byron, Vulture, 13 Oct. 2025
The sequel to 2021's Furioza brings us back into the dark and unsettling Polish underworld, as a young scumbag gets stuck under the thumb of the police and has to infiltrate a notorious prison as an informant.
—PC Magazine, 10 Oct. 2025
Police learned in September that Garnett was selling meth and made several purchases of meth from Garnett using confidential informants, according to a probable cause affidavit.
—Arkansas Online, 6 Oct. 2025
See All Example Sentences for informant
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Eren Orbey, New Yorker, 13 Oct. 2025
Meanwhile, Grasso tries to use his informant status to get Lizzie out of harm’s way.
—Grace Byron, Vulture, 13 Oct. 2025
The sequel to 2021's Furioza brings us back into the dark and unsettling Polish underworld, as a young scumbag gets stuck under the thumb of the police and has to infiltrate a notorious prison as an informant.
—PC Magazine, 10 Oct. 2025
Police learned in September that Garnett was selling meth and made several purchases of meth from Garnett using confidential informants, according to a probable cause affidavit.
—Arkansas Online, 6 Oct. 2025
See All Example Sentences for informant
Cite this Entry
“Informant.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/informant. Accessed 22 Oct. 2025.
Copy CitationKids Definition
informant
noun
in·for·mant
in-ˈfȯr-mənt
: informer
Legal Definition
informant
noun
in·for·mant
in-ˈfȯr-mənt
: one who informs against another
specifically
: one who makes a practice especially for money of informing police of others' criminal activities
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