rein in
phrasal verb
reined in; reining in; reins in
1
: to limit or control (someone or something)
Congress must rein in spending.
You had better rein that kid in before she gets hurt.
2
: to make (an animal) stop by using reins
The rider reined in his horse.
Examples of rein in in a Sentence
Recent Examples on the Web
Noboa, the son of a banana tycoon, swept into office in late 2023 as the youngest president in Ecuador’s history on the back of a promise to rein in the rampant crime.
—
Anna Cooban, CNN, 3 Feb. 2025
The Justice Department is expected to appeal the ruling, setting up an early test of the judiciary’s willingness to rein in Trump’s executive orders.
—Kaelan Deese, Washington Examiner - Political News and Conservative Analysis About Congress, the President, and the Federal Government, 31 Jan. 2025
But with electrons reined in, photons could shoot out through the cosmos.
—The Editors, JSTOR Daily, 30 Jan. 2025
The executive order, which Mr. Trump signed on Monday, is intended to apply maximum pressure on Mexico to rein in its dangerous drug trade.
—Maria Abi-Habib, New York Times, 22 Jan. 2025
See all Example Sentences for rein in 
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Anna Cooban, CNN, 3 Feb. 2025
The Justice Department is expected to appeal the ruling, setting up an early test of the judiciary’s willingness to rein in Trump’s executive orders.
—Kaelan Deese, Washington Examiner - Political News and Conservative Analysis About Congress, the President, and the Federal Government, 31 Jan. 2025
But with electrons reined in, photons could shoot out through the cosmos.
—The Editors, JSTOR Daily, 30 Jan. 2025
The executive order, which Mr. Trump signed on Monday, is intended to apply maximum pressure on Mexico to rein in its dangerous drug trade.
—Maria Abi-Habib, New York Times, 22 Jan. 2025
See all Example Sentences for rein in
Dictionary Entries Near rein in
Cite this Entry
“Rein in.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/rein%20in. Accessed 7 Feb. 2025.
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