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

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

The Defenders did tighten up against the run as the season went on, but DC gave up 58- and 59-yard rushing tallies to Robinson during the regular season. — Juan Carlos Blanco, Forbes.com, 12 June 2026

Rhymes for tighten up

• buttercup
• backup
• blowup
• breakup
• buildup
• checkup
• cleanup
• holdup
• hookup
• lineup
• lockup
• makeup