as in to contain
to keep from exceeding a desirable degree or level (as of expression)
try to rein in your spending, so you have some money left for saving
Synonyms & Similar Words
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Antonyms & Near Antonyms
Example Sentences
Recent Examples of Synonyms for rein (in)
Verb
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This report contains results from surveys and population estimation methods conducted by Fish and Wildlife, Canadian Wildlife Service and numerous state and provincial partners.—
Arkansas Online,
Arkansas Online,
16 Sep. 2025 -
And while hair perfumes are typically less concentrated and contain less alcohol (to prevent dryness), our testers appreciated that the scent lingers all day long.—
Sophia Panych,
Allure,
16 Sep. 2025
Verb
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Your liver also plays the very sweet role of regulating your blood sugar levels by releasing glucose and storing glycogen when appropriate.—
Bruce Y. Lee,
Forbes.com,
16 Sep. 2025
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Among its 14 plant oils are argan kernel and rice bran, which regulate sebum production and loosen dead skin cells, respectively—and, together, leave your pores looking significantly smaller and your skin significantly smoother.—
Sophia Panych,
Allure,
16 Sep. 2025
Verb
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The two defended their actions, including jamming a paper shredder with incriminating documents, as being necessary to secure the release of American hostages being held in Lebanon and to curb Soviet expansionism.—
Josh Meyer,
USA Today,
11 Sep. 2025
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Japan in particular is a signatory to international efforts to curb spyware abuse, including the Joint Statement on Efforts to Counter the Proliferation and Misuse of Commercial Spyware and the Pall Mall Process Code of Practice for States.—
Vas Panagiotopoulos,
ArsTechnica,
11 Sep. 2025
Verb
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Democrats are doing fairly well in the generic congressional ballot, which tests which party voters prefer to control Congress.—
W. James Antle III,
The Washington Examiner,
12 Sep. 2025
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The team has now built the first transistor-like switch that controls exciton flow.—
Aamir Khollam,
Interesting Engineering,
11 Sep. 2025
Verb
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Eyes Shop your favorite category or keep scrolling for the year's very best mascaras, brow gels, and eye-shadow palettes.—
Sophia Panych,
Allure,
16 Sep. 2025
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Adding flip-flops kept it less serious.—
Libby Page,
Vogue,
16 Sep. 2025
Verb
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The woman and the infant, who wasn’t restrained, were thrown from the vehicle.—
Judith Kohler,
Denver Post,
12 Sep. 2025
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The malnourished woman ran to a neighbor’s house and said she had been restrained in the man’s basement.—
Kansas City Star,
Kansas City Star,
12 Sep. 2025
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Cite this Entry
“Rein (in).” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/rein%20%28in%29. Accessed 17 Sep. 2025.
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