tighten

verb

tight·​en ˈtī-tᵊn 

tightened; tightening ˈtīt-niŋ 

ˈtī-tᵊn-iŋ

transitive verb

: to make tight or tighter

intransitive verb

: to become tight or tighter

tightener

ˈtīt-nər, 

ˈtī-tᵊn-ər 

noun

see also tighten one's belt

Synonyms of tighten

• tense
• stretch

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

Nowhere has that been on display more than the Pentagon, where last year, new policies forced many news organizations to leave their press spaces in the building due to a policy change tightening restrictions on reporting inside the building. —Max Tani, semafor.com, 4 Jan. 2026

Federal and state prosecutors now say a single gang faction on Chicago’s South Side committed 14 murders and shot at least 18 other people in just two years as part of a brazen crime spree meant to tighten the group’s grip on the West Chatham neighborhood. —Sam Charles, Chicago Tribune, 3 Jan. 2026

Maduro responded by tightening control. —Antonio María Delgado, Miami Herald, 3 Jan. 2026

Lawmakers are eyeing bills on environmental challenges ranging from the state’s waste crisis, fixing loopholes in existing laws, further restricting helium balloons, and tightening fines for bottle deposit redemption misuse. —Stephen Underwood, Hartford Courant, 2 Jan. 2026

Word History

First Known Use

circa 1727, in the meaning defined at transitive sense

Phrases Containing tighten

• tighten/put the thumbscrews on
• tighten the noose
• tighten the purse strings
• tighten the screws
• tighten up

Rhymes for tighten

• brighten
• chitin
• frighten
• heighten
• lighten
• phaeton
• titan
• triton
• whiten
• enlighten
• exciton
• periphyton

Kids Definition

tighten

verb

tight·​en ˈtīt-ᵊn 

tightened; tightening ˈtīt-niŋ 

-ᵊn-iŋ

: to make or become tight or tighter

tightener

-nər 

-ᵊn-ər

noun