1
as in splits (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
2
as in defects (from)
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 rats (on)
Verb
-
Emma Straub talks to Maria Sherman about her original 1990 New Kids on the Block fanny pack.—
Literary Hub,
Literary Hub,
9 Apr. 2026 -
Rubio met separately with Rutte on Wednesday morning at the State Department ahead of the White House talks.—
Michelle L. Price,
Fortune,
9 Apr. 2026
Verb
-
Sean, 17, deserts his post in the midst of the Iraq war and returns to England.—
Melanie Goodfellow,
Deadline,
5 Dec. 2025
-
Based on the graphic novel of the same name by Isabel Greenberg, the upcoming adaptation follows a young bride named Cherry (scream queen Maika Monroe), whose husband (Amir El-Masry) deserts her in the care of the sexy Manfred (Nicholas Galitzine) and her maid, Hero (Emma Corrin).—
Jason P. Frank,
Vulture,
3 Nov. 2025
Verb
-
Her death certificate lists the cause as accidental, but her dad rejects that with every fiber of his being.—
Teri Sforza,
Oc Register,
6 Apr. 2026
-
Lyons, like Kennedy and other anti-vaccine advocates, rejects the idea that MAHA is anti-vaccine, instead casting it as an effort to challenge taboos and champion medical freedom.—
Tom Bartlett,
The Atlantic,
5 Apr. 2026
Verb
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But what happens when a poet abandons this essential tool?—
Patrick Dundon,
JSTOR Daily,
9 Apr. 2026
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The group quickly abandons the car, leaving the infant alone with at least one of the car doors open for an hour.—
Conor Wight,
CBS News,
3 Apr. 2026
Verb
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That experience directly informs how the Lynx XM30 is built, from survivability to mission effectiveness.—
Sujita Sinha,
Interesting Engineering,
9 Apr. 2026
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Some other Mayday operative will swing by the diner to pick Daisy up soon, June informs her.—
Amanda Whiting,
Vulture,
8 Apr. 2026
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Cite this Entry
“Rats (on).” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/rats%20%28on%29. Accessed 14 Apr. 2026.
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