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
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Instead, the guy talks to dead barkeeps and wields an ax more than his typewriter.
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Albert Saijo, second semester editor of Echoes, Heart Mountain high school publication, talks things over with Hisako Takehara and Alice Tanouye, first semester co-editors.
Verb
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And a $208 million Rural Health Transformation award now lets Arkansas confront the maternity care deserts the national conversation overlooks—because when the nearest delivery unit is an hour away, distance itself is a risk factor.
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Set against the backdrop of Burns’ native city of Liverpool, the drama revolves around a 17-year-old soldier who deserts his post during the Iraq war.
Verb
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Welcome to Latest & Greatest, a franchise that celebrates all the shiniest new beauty launches of the month and informs you what’s worth your time and cash.
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Or a financial services firm where risk scoring informs underwriting, which informs pricing.
Verb
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The final budget agreement rejects a call by Newsom to lower the asset limit to $2,000 now and instead lowers it to $21,000 in 2027-28 to be eligible for Medi-Cal.
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Kenzie completely rejects Corbin’s because Corbin, having disrespected her, is now dead to her.
Verb
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The lesson is that Beijing rarely abandons strategically important objectives once they become embedded in national planning documents and long-term competition strategy.
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Cue a whole host of dodgy deals and shady string-pulling, not to mention an extramarital affair, as the entirely fictional — but no doubt true to life — character abandons any sense of morality.
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“Rats (on).” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/rats%20%28on%29. Accessed 6 Jul. 2026.
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