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 Weathermen and Panthers held meetings together and exchanged intel about government surveillance and police informants.—
Zayd Ayers Dohrn,
New Yorker,
28 Mar. 2026 -
The Miami Herald has previously reported that Pretel, who ran a company known as Counter Terrorist Unit Federal Academy and helped recruit the Colombian commandos, was an FBI informant.—
Jacqueline Charles,
Miami Herald,
25 Mar. 2026
Noun
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And so every regime invests in having student informers.—
Anne Applebaum,
The Atlantic,
23 Jan. 2026
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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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Dishes like jerk chicken and rice and beans cooked in coconut milk reflect the region’s deep Jamaican and British colonial influences that are distinctive from other parts of Costa Rica.—
Meghan Palmer,
Condé Nast Traveler,
29 Mar. 2026
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Highlights include crab cakes, Napoleon, jerk chicken and waffles, lobster rolls, Florida Croque Madame, oxtail pasta, coquito French toast, tiramisu and more.—
Amy Drew Thompson,
The Orlando Sentinel,
26 Mar. 2026
Noun
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If the canary wouldn’t sing, if the milkman was late, if the Pekingese had fleas, if an old coot in a starched collar had a heart attack on the way to church, that was the smog.—
Patt Morrison,
Los Angeles Times,
26 Mar. 2026
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The proverbial canaries in coal mines will then cause a recession.—
Jim Cramer,
CNBC,
1 Mar. 2026
Noun
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One was about Snow Dog, his dog that accompanied him to class.—
Mary Ann Grossmann,
Twin Cities,
31 Mar. 2026
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An obituary for Spoon, an electrical lineman in Westfield, New York, noted his devotion to his wife, his dog, and exercise.—
Charles Bethea,
New Yorker,
30 Mar. 2026
Noun
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Once an unconscious stool pigeon, always an unconscious stool pigeon.—
Howie Carr,
Boston Herald,
12 Nov. 2025
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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
Noun
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Three years have passed since the stadium-sized clown show of the duo’s last record, 10,000 gecs, and Brady’s been feverishly cooking up unlikely collaborations and solo material.—
Kieran Press-Reynolds,
Pitchfork,
27 Mar. 2026
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Christopher Kosakowski, United States, 2025 A circus clown celebrating his birthday alone receives a mysterious gift box harboring an antique zoetrope that spins his world into mayhem.—
William Earl,
Variety,
25 Mar. 2026
Noun
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For the past several years, rats in the Treasure Valley have been a pest in everything but Idaho code.—
Mark Dee
March 31,
Idaho Statesman,
31 Mar. 2026
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For example, rats can be found in countless places that experience bitter winters.—
Jason Bittel,
Big Think,
31 Mar. 2026
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Cite this Entry
“Rat fink.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/rat%20fink. Accessed 2 Apr. 2026.
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