loosen

verb

loos·​en ˈlü-sᵊn How to pronounce loosen (audio)
loosened; loosening ˈlü-sᵊn-iŋ How to pronounce loosen (audio)
ˈlüs-niŋ
Synonyms of loosennext

transitive verb

1
: to release from restraint
2
: to make looser
loosened his tie
loosen a screw
3
: to relieve (the bowels) of constipation
4
: to cause or permit to become less strict
often used with up
loosened the rules

intransitive verb

: to become loose or looser

Examples of loosen in a Sentence

He used a spade to loosen the soil. She loosened the cake from the sides of the pan. After eating so much I had to loosen my belt. When the meeting was over he loosened his tie. One of the screws had loosened a bit and had to be tightened. Each generation seems to loosen the established standards of behavior. Standards of behavior seem to be loosening everywhere.
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.
Now, in an age of instant communications, their Cold War counterparts could nonetheless disappear into a covert netherworld, loosening Washington’s controls and freeing them to plot coups, mobilize armies, and install governments. Alfred McCoy, Literary Hub, 26 Feb. 2026 Affordable housing bill loosens income limits This year’s draft requires average rents to be affordable to residents earning the 60% area median income. Mark Dee, Idaho Statesman, 26 Feb. 2026 Separately, also this week, Anthropic loosened its core safety policy to better adapt to a fast-moving market in which competitors may not abide by the same safety standards. David Goldman, CNN Money, 26 Feb. 2026 Use a toothbrush to scrub the inside of the base and around all openings to loosen any mineral buildup. Mary Marlowe Leverette, The Spruce, 25 Feb. 2026 See All Example Sentences for loosen

Word History

First Known Use

14th century, in the meaning defined at transitive sense 1

Time Traveler
The first known use of loosen was in the 14th century

Browse Nearby Words

Cite this Entry

“Loosen.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/loosen. Accessed 28 Feb. 2026.

Kids Definition

loosen

verb
loos·​en ˈlüs-ᵊn How to pronounce loosen (audio)
loosened; loosening ˈlüs-niŋ How to pronounce loosen (audio)
-ᵊn-iŋ
1
: to set free
2
: to make or become loose or looser
3
: to cause or permit to become less strict
loosened the rules

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