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Recent Examples of tightenThe Iran war hasn’t yet taken on the coloration of an economic threat, although that bulks large on the horizon if the disruption of oil supplies created by the closing of the Strait of Hormuz continues or tightens or the Middle East energy infrastructure sustains more damage.—Michael Hiltzik, Boston Herald, 3 Apr. 2026 Hunching over your phone or a computer screen tightens your chest and the middle of your back.—Dana Santas, CNN Money, 3 Apr. 2026 Prices reset, credit tightened, and over time the market rebuilt.—Doug Ashburn, Encyclopedia Britannica, 2 Apr. 2026 If Congress wanted to take a step in that direction and tighten citizenship rules, what kinds of options are on the table?—Dana Taylor, USA Today, 2 Apr. 2026 See All Example Sentences for tighten