1
as in informant
a person who provides information about another's wrongdoing
who's the sorry rat fink that went squealing to the cops?
Synonyms & Similar Words
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2
as in bastard
a person whose behavior is offensive to others
regrets ever doing business with that rat fink, who cheated him out of gobs of money
Synonyms & Similar Words
Antonyms & Near Antonyms
Example Sentences
Recent Examples of Synonyms for rat fink
Noun
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The source of the information was an informant, a former friend and associate of Farzam who turned on him, according to state DOJ investigation reports obtained by CNN.—
Ray Sanchez,
CNN Money,
2 Nov. 2025 -
Donaghy’s scheme was only discovered through a broader FBI investigation of organized crime figures when an informant gave them a tip.—
David Hill,
Rolling Stone,
31 Oct. 2025
Noun
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Frizer and Skeres were fraudsters, and the sinister Poley was an informer, crucial to the exposure of the Babington Plot.—
Anthony Lane,
New Yorker,
8 Sep. 2025
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Option 2: If one prisoner informs while the other stays silent, the informer will go free while the silent one receives the harshest sentence.—
Michael Ashley,
Forbes.com,
29 July 2025
Noun
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Dig into Caribbean jerk chicken pizza at Blackstone Pub downtown or savor a few slices topped with spicy meatballs and peppadews served with a waterfront view at Little Bridge Marina’s Pizza Kitchen.—
Jennifer Stewart Kornegay,
Southern Living,
4 Nov. 2025
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Gave the two jerks her very best.—
Rachel Raposas,
PEOPLE,
23 Oct. 2025
Noun
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Meta’s recent mass layoffs on its AI team are a potential canary in the coal mine, signaling that AI companies might be realizing the boom is coming to an end.—
Nicholas Creel,
MSNBC Newsweek,
29 Oct. 2025
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But some of the interiors seem to belong to another house, like a cheap-looking finished basement with canary-yellow walls and a bathroom with, oddly, a urinal.—
Adriane Quinlan,
Curbed,
28 Oct. 2025
Noun
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Your mood and approach will have a big impact on your dog’s behavior.—
Madeline Gunderson,
USA Today,
2 Nov. 2025
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The dog, who was unhurt, was reunited with its owners.—
Don Sweeney,
Sacbee.com,
2 Nov. 2025
Noun
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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
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They are barred from using certain language during debates including git, guttersnipe, swine and stool pigeon.—
Max Colchester,
WSJ,
3 Jan. 2019
Noun
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This guy might be single-handedly responsible for generations of people having an irrational fear of clowns.—
Steven Thrash,
Entertainment Weekly,
24 Oct. 2025
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Unlike past attempts at fictionalizing his life, Macmanus barely touches on the fact that Gacy had a hobby of dressing up like a clown, and doesn’t show any actual murders in the series.—
Elisabeth Garber-Paul,
Rolling Stone,
24 Oct. 2025
Noun
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However, there are numerous animal studies on mice and rats that show positive effects of intermittent fasting to improve insulin sensitivity and normalize blood glucose levels.—
Bryant Stamford,
Louisville Courier Journal,
6 Nov. 2025
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By day there are parades, rat control events, and grand juries to attend, but night is when the mayor comes alive, at crypto coin launch events, sweaty outer borough raves sponsored by a new credit card, and downtime at his pad in Fort Lee.—
James Folta,
Literary Hub,
6 Nov. 2025
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Cite this Entry
“Rat fink.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/rat%20fink. Accessed 9 Nov. 2025.
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