1
as in to attach
to cause (something) to hold to another
use this paper clip to fasten your picture to the application form
Synonyms & Similar Words
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Antonyms & Near Antonyms
2
as in to secure
to put securely in place or in a desired position
don't forget to fasten all the lines on your tent
Synonyms & Similar Words
Antonyms & Near Antonyms
3
as in to focus
to fix (as one's attention) steadily toward a central objective
if you could fasten your attention on one task for more than a minute, you just might get something done
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Example Sentences
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Recent Examples of fasten
By the following morning, crews had worked quickly to fasten 18 letters to the institution’s marble facade.
—
Janay Kingsberry,
The Atlantic,
4 June 2026
Seashell earrings feel like a natural evolution for the kind of girls who, like me, grew up with a shell necklace securely fastened around their neck each summer.
—
Lidia Maseres,
Glamour,
3 June 2026
The battery itself is housed in a box that’s fastened to a spine frame connecting the swingarm and motor to the headstock.
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New Atlas,
27 May 2026
So shirts, trousers and uniforms were designed with fastenings that were easy for the wearer to manage himself – meaning buttons on the right side for a wearer to use his own right hand to fasten.
—
Caroline Kobia,
The Conversation,
21 May 2026
See All Example Sentences for fasten
Janay Kingsberry,
The Atlantic,
4 June 2026
Seashell earrings feel like a natural evolution for the kind of girls who, like me, grew up with a shell necklace securely fastened around their neck each summer.
—
Lidia Maseres,
Glamour,
3 June 2026
The battery itself is housed in a box that’s fastened to a spine frame connecting the swingarm and motor to the headstock.
—
New Atlas,
27 May 2026
So shirts, trousers and uniforms were designed with fastenings that were easy for the wearer to manage himself – meaning buttons on the right side for a wearer to use his own right hand to fasten.
—
Caroline Kobia,
The Conversation,
21 May 2026
See All Example Sentences for fasten
Recent Examples of Synonyms for fasten
Verb
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Because Swift has no docking ports or grappling fixtures to grab onto, Katalyst built its 880-pound, 5-foot tall LINK spacecraft with a custom robotic capture mechanism that will attach to a feature on the satellite’s main structure.
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The detection comes as communities across the Sacramento-San Joaquin Delta continue to grapple with the invasive species, which can rapidly reproduce and attach themselves to hard surfaces, clogging water intake pipes and damaging infrastructure while disrupting native ecosystems.
Verb
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Volato sold its Mission Control software to FlyExclusive before terminating a merger agreement with M2i and securing an investment from the Vision Jet operator Flyte.
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Senegal needs a win against Iraq today to secure three points, but even then, it wouldn't be guaranteed a spot in the knockout round.
Verb
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Keep it focused by finishing something small before expanding the concept.
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In fact, 72% of Gen Z look to social media for food and drink-focused wellness trends, according to 2025 data shared with CNBC by food & beverages analytics firm Datassentials.
Verb
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In his letter to Hawley, Manfred said that rule was collectively bargained with the MLB Players Association and prohibits players from writing, attaching, affixing, embroidering or otherwise displaying messages on apparel or playing equipment.
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To the eye, that’s obvious; as far as your vision can tell, all the planets and stars are mere dots of light affixed to a flat sky.
Verb
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The twisting barrel easily clamps to hair (without pulling) and gives you long-lasting curls for up to two days.
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However, instead of the pilot starting the engines during pushback and the tug disconnecting afterward, TaxiBot remains attached to the nose gear via a specialized pivoting clamping platform.
Verb
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These disparities suggest that the medical and social changes leading to reduced cancer mortality were concentrated in more metropolitan regions.
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These systems were designed to take over repetitive, high-volume moderation tasks including flagging impersonation accounts, scam attempts, and harmful content, while human reviewers were concentrated on complex decisions and formal appeals.
Verb
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Competing in his third World Cup, Kane had tied Lineker’s decades-old record last week with two goals in England’s 4-2 win over Croatia to open the 2026 tournament.
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Bravo, the diaspora director at the foreign ministry, told CNN that the Peruvian government’s hands are tied.
Verb
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If someone presses for more information, write the numbers down, take a breath, and keep the discussion anchored to facts rather than blame.
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The room is anchored by a large velvet couch in a rich brown.
Cite this Entry
“Fasten.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/fasten. Accessed 1 Jul. 2026.
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