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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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 -
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,
PC Magazine,
10 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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The host, Scotty, is an acerbic jerk who saves his meanest digs for Richter’s Mickey.—
Kimberly Roots,
TVLine,
12 Oct. 2025
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Saddled with an uninteresting jerk half the time and a muzzled non-entity the other half, there’s only a handful of moments in the first six episodes where Powell’s star power shines through.—
Ben Travers,
IndieWire,
29 Sep. 2025
Noun
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Like canaries in the coal mine ocean form.—
Ashley Miznazi,
Miami Herald,
16 Oct. 2025
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Here’s what the canaries are telling us.—
Big Think,
Big Think,
13 Oct. 2025
Noun
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Fey also mocked Noem's infamous story about shooting a family dog.—
Brendan Morrow,
USA Today,
12 Oct. 2025
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Lake Worth police have remined public to not approach the dog involved, according to the social media post.—
Shambhavi Rimal,
Fort Worth Star-Telegram,
12 Oct. 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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Former Des Plaines officer Mike Albrecht recalled to NBC Chicago that when police were assigned to surveil Gacy after Piest's disappearance, the part-time clown would try to pal around with officers and invite them into his house.—
Jessica Sager,
PEOPLE,
18 Oct. 2025
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The girls are just as down to clown, coming up with funny drunk poses and faces.—
Alphonse Pierre,
Pitchfork,
17 Oct. 2025
Noun
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When the Chicago rat hole went viral, Magle and his team considered how the mark was made.—
Ashley Strickland,
CNN Money,
16 Oct. 2025
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There are rats in Indiana who prefer a room with a view.—
Karl Schneider,
IndyStar,
15 Oct. 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 19 Oct. 2025.
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