tighten up
verb
tightened up; tightening up; tightens up
: to become more strict or effective or to make (something) more strict or effective
Security around the building has tightened up recently.
They tightened up security around the building.
Examples of tighten up in a Sentence
Recent Examples on the Web
Uber is tightening up background checks on its drivers amid pressure from lawmakers in several states and a number of high-profile lawsuits.
—
Will McCurdy,
PC Magazine,
27 June 2026
Ecuador's defense has tightened up significantly over the course of this first half.
—
Andrew Greif,
NBC news,
26 June 2026
There’s a lot to tighten up here, and most of the time, this movie ends with him as the fourth-best player on his G League team before landing in Hungary.
—
John Hollinger,
New York Times,
20 June 2026
Security is tightening up near the Obama Presidential Center ahead of this week's grand opening ceremony on Thursday.
—
Victor Jacobo,
CBS News,
16 June 2026
See All Example Sentences for tighten up
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Will McCurdy,
PC Magazine,
27 June 2026
Ecuador's defense has tightened up significantly over the course of this first half.
—
Andrew Greif,
NBC news,
26 June 2026
There’s a lot to tighten up here, and most of the time, this movie ends with him as the fourth-best player on his G League team before landing in Hungary.
—
John Hollinger,
New York Times,
20 June 2026
Security is tightening up near the Obama Presidential Center ahead of this week's grand opening ceremony on Thursday.
—
Victor Jacobo,
CBS News,
16 June 2026
See All Example Sentences for tighten up
Cite this Entry
“Tighten up.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/tighten%20up. Accessed 5 Jul. 2026.
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