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

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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

System dates to 1960s The whole time the inspectors were in the pipe, firefighters were able to talk with them.

— Kansas City Star, Kansas City Star, 31 July 2026
Before moving in, talk about money The Gottman Institute recommends that couples talk openly about income, debt and spending habits before combining households.

— Ashley Lynch, Sacbee.com, 30 July 2026

Definition of talk

Verb

The family’s case was rejected — despite being first and second generation, and despite Pedro Monasterios and his children having been recognized as citizens just a few years earlier.

— Julia Buckley, CNN Money, 4 Aug. 2026
Recently, the Pulaski County Quorum Court rejected a measure that would have established a 12-month moratorium on new data centers within unincorporated areas of the county.

— Joseph Flaherty, Arkansas Online, 4 Aug. 2026

Definition of reject

Verb

To pull that off, Daunt abandoned an old business model whereby publishers gave Barnes & Noble a discount for carrying the same books at all its stores and positioning them in the same place for the same amount of time.

— Phil Wahba, Fortune, 4 Aug. 2026
Like him, many other residents of the sizable tent community off Fish Hatchery Road have no plans to abandon their dwellings for a first-come, first-serve downtown shelter bed that may not be available the next night.

— Frederick Melo, Twin Cities, 4 Aug. 2026

Definition of abandon

Verb

This is designed to cut off the oxygen supply – useful in kitchens, cars, camping and more.

— ABC News, ABC News, 3 Aug. 2026
The organisms would have to have been either blown in by the wind or left over from a time when seawater was cut off from the ocean as water levels fell and the glacier moved into place over it at some point around two million years ago.

— Adam Kovac, Scientific American, 3 Aug. 2026

Definition of cut off

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ratios

rat (on)

rats

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“Rat (on).” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/rat%20%28on%29. Accessed 5 Aug. 2026.

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Synonyms of rat (on)

verb

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