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
Relevance
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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For months, the couple worked with the FBI as informants, with Katas even staging a raid by arranging a meeting with Bateman under the guise of filming.—
Emily Blackwood,
PEOPLE,
11 Apr. 2026 -
The suspect police were looking for, based on a tip from a confidential informant, was living in a different apartment, and was wearing a police tracking device while awaiting trial for a recent arrest.—
Adam Harrington,
CBS News,
6 Apr. 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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Dear Jay Norvell, try not to be a complete @#$&%# jerk.—
Sean Keeler,
Denver Post,
5 Apr. 2026
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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
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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Milton residents are voicing safety concerns in the Blue Hills Reservation after Massachusetts State Police say a man stabbed a dog that allegedly attacked him.—
Samantha Chaney,
CBS News,
7 Apr. 2026
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Residents in Charlotte and unincorporated parts of Mecklenburg County are required to purchase a license for dogs and cats over 4 months old.—
Nick Sullivan,
Charlotte Observer,
6 Apr. 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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Miller’s traveling salesman is here something of a sad clown running out of gas.—
Naveen Kumar,
Variety,
10 Apr. 2026
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Tasked to play the foil to McKellen’s clown, Coel comes off stiff.—
Amy Nicholson,
Los Angeles Times,
9 Apr. 2026
Noun
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Plus, his teammates love to fire those rubber rats fans throw onto the ice at him after wins, so there was some incentive there, too.—
Jordan McPherson,
Miami Herald,
8 Apr. 2026
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That ****** is a rat ****** cap.—
Larry Seward,
CBS News,
7 Apr. 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 14 Apr. 2026.
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