RAT (ON) Synonyms: 51 Similar and Opposite Words

rat (on)

verb

Definition of rat (on)

as in to split (on)

to give information (as to the authorities) about another's improper or unlawful activities how much—or how little—did the fuzz have to pay you to rat on us?

Synonyms & Similar Words

Relevance

as in to desert

to leave (a cause or party) often in order to take up another many party operatives ratted on the senator's candidacy once her poll numbers started to slip

Synonyms & Similar Words

Antonyms & Near Antonyms

Example Sentences

Recent Examples of Synonyms for rat (on)

Verb

Instead of speaking only about the Beautiful Game, Eason would talk to Diomandé about his mother, who suffers from long-term health issues, and genuinely cared about the person behind the player.

— Ben Church, CNN Money, 21 Aug. 2026
Founded in 2009, the group has bloomed into a small empire—we’re talking nearly 70 of the South’s favorite restaurants, hotels, bars, and cafes, plus another dozen or so in development—with thoughtful intention.

— Colleen McNally Arnett, Southern Living, 20 Aug. 2026

Definition of talk

Verb

Clemson football posted a video on X in which Wilson, who walked on for the Tigers, informed his parents that he had just been awarded a scholarship.

— Hunter DeLauder, AJC.com, 18 Aug. 2026
Panettiere said that the writers and producers of the series used her experiences to inform her character’s storylines.

— Hilary Lewis, HollywoodReporter, 17 Aug. 2026

Definition of inform

Verb

Ogunyemi rejects the notion that encouragement is merely a soft leadership practice that can’t be connected to measurable business outcomes.

— Rodger Dean Duncan, Forbes.com, 18 Aug. 2026
Lucas was convicted of fatally shooting a 16-year-old girl who rejected his romantic advances and wounding two of her friends.

— CBS News, CBS News, 18 Aug. 2026

Definition of reject

Verb

Bridges on the Big Island were washed away, and several communities have been entirely cut off from the rest of the island.

— Jonathan Vigliotti, CBS News, 18 Aug. 2026
The county’s Flock cameras soon went dark, cutting off Dane County data from the 140 other law enforcement agencies that had once accessed it.

— Nate Anderson, ArsTechnica, 17 Aug. 2026

Definition of cut off

Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.

Browse Nearby Words

ratios

rat (on)

rats

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Style

“Rat (on).” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/rat%20%28on%29. Accessed 23 Aug. 2026.

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Synonyms of rat (on)

verb

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