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
This blemish-banishing formula includes witch hazel, algae extract, and grape seed extract, plus vitamin E to keep pores looking tight, rein in excess sebum, and shield skin from free radicals.
—
Esme Benjamin, PEOPLE, 4 Sep. 2025
While many organizations launch optimization efforts to rein in costs, these efforts often prioritize cost reduction over performance, resilience and long-term value.
—Ben Ofiri, Forbes.com, 3 Sep. 2025
The ruling remains a setback for the government’s effort to rein in Big Tech, which also includes cases against Facebook-parent Meta and Amazon, as well as a separate case against Alphabet involving its advertising business.
—Andrew Nusca, Fortune, 3 Sep. 2025
More Getty Images Love took over the reins in 2023 and put together a magnificent second half of the season, leading Green Bay to a surprising playoff appearance.
—Matthew Schmidt, MSNBC Newsweek, 3 Sep. 2025
See All Example Sentences for rein in
Examples are automatically compiled from online sources to
show current usage.
Read More
Opinions expressed in the examples do not represent those of Merriam-Webster or its editors.
Send us feedback.
Esme Benjamin, PEOPLE, 4 Sep. 2025
While many organizations launch optimization efforts to rein in costs, these efforts often prioritize cost reduction over performance, resilience and long-term value.
—Ben Ofiri, Forbes.com, 3 Sep. 2025
The ruling remains a setback for the government’s effort to rein in Big Tech, which also includes cases against Facebook-parent Meta and Amazon, as well as a separate case against Alphabet involving its advertising business.
—Andrew Nusca, Fortune, 3 Sep. 2025
More Getty Images Love took over the reins in 2023 and put together a magnificent second half of the season, leading Green Bay to a surprising playoff appearance.
—Matthew Schmidt, MSNBC Newsweek, 3 Sep. 2025
See All Example Sentences for rein in
Cite this Entry
“Rein in.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/rein%20in. Accessed 9 Sep. 2025.
Copy CitationLove words? Need even more definitions?
Merriam-Webster unabridged
Share