tighten

verb

tight·​en ˈtī-tᵊn How to pronounce tighten (audio)
tightened; tightening ˈtīt-niŋ How to pronounce tighten (audio)
ˈtī-tᵊn-iŋ
Synonyms of tightennext

intransitive verb

: to become tight or tighter
tightener
ˈtīt-nər
ˈtī-tᵊn-ər How to pronounce tighten (audio)
noun
see also:

Examples of tighten in a Sentence

She tightened her hold on the handle. tighten the straps on the backpack so that the load doesn't shift while hiking
Recent Examples on the Web
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.
Take a deep breath and tighten your boot buckles. John Meyer, Denver Post, 26 Feb. 2026 Securing their supply is a major national priority as global demand surges and geopolitical tensions tighten access to foreign sources. Neetika Walter, Interesting Engineering, 25 Feb. 2026 Vocational programs, which require expensive equipment, dedicated facilities, and instructors with real-world trade certifications rather than conventional teaching degrees, were easy targets when budgets tightened. Gerald Bradshaw, Chicago Tribune, 25 Feb. 2026 Des Cars also told lawmakers in November that the Louvre would install 100 external cameras by the end of 2026 and tighten coordination with police, including a police station within the Louvre estate. ABC News, 25 Feb. 2026 See All Example Sentences for tighten

Word History

First Known Use

circa 1727, in the meaning defined at transitive sense

Time Traveler
The first known use of tighten was circa 1727

Browse Nearby Words

Cite this Entry

“Tighten.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/tighten. Accessed 3 Mar. 2026.

Kids Definition

tighten

verb
tight·​en ˈtīt-ᵊn How to pronounce tighten (audio)
tightened; tightening ˈtīt-niŋ How to pronounce tighten (audio)
-ᵊn-iŋ
: to make or become tight or tighter
tightener
-nər How to pronounce tighten (audio)
-ᵊn-ər
noun

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