1
as in to brighten
to become glad or hopeful
buck up, kids, it's not so bad as you're making it out to be
Synonyms & Similar Words
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Antonyms & Near Antonyms
2
as in to encourage
to fill with courage or strength of purpose
a surprise presidential visit to buck up the troops
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Antonyms & Near Antonyms
Example Sentences
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Recent Examples of buck up
In 2004, though, NASCAR left; the small-town infrastructure was starting to buck up against NASCAR’s ascending popularity — something racing officials wanted to capitalize on by building state-of-the-art tracks out West.
—
Alex Zietlow,
Charlotte Observer,
2 Apr. 2026
While waiting for help, stay bucked up inside your vehicle.
—
Anna Kleiber,
jsonline.com,
15 Oct. 2025
Defense gonna have to buck up yet again.
—
Joe Nguyen,
Denver Post,
21 Sep. 2025
See All Example Sentences for buck up
Alex Zietlow,
Charlotte Observer,
2 Apr. 2026
While waiting for help, stay bucked up inside your vehicle.
—
Anna Kleiber,
jsonline.com,
15 Oct. 2025
Defense gonna have to buck up yet again.
—
Joe Nguyen,
Denver Post,
21 Sep. 2025
See All Example Sentences for buck up
Recent Examples of Synonyms for buck up
Verb
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In a process known as photobleaching, the UV light breaks down the chemical bonds in pigments, which can brighten your whites.
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The light that shone from Red Beard’s joints brightened.
Verb
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Valentine also testified that the FDA encourages infant formula companies to send in all adverse event reports and that nothing prevented Mead Johnson from doing so.
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Going forward, the city will encourage data center developers to submit an application for a special use district, meaning the site would specifically be used for a data center, nothing else.
Verb
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Michael Cincinati was lying on the sand in Karbala, Iraq, looking up at the stars.
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As the woman went to look up information about the battery, Pitman tried to figure out how the Tesla’s doors worked.
Verb
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Last night’s rude wakeup call inspires you to make some changes today!
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These 15 mountain towns in California offer contemporary amenities amid the beautiful landscapes that inspired one of nature’s most fervent champions.
Verb
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Akin to a snake shedding its skin, the TikToker would peel the finished mask from their face to reveal a bouncy, glowing complexion.
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As far as Lendeborg’s on-the-court fit with the Warriors, Butler gave a glowing assessment.
Verb
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It can also be used as a bench, bearing up to 355 pounds.
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This annual migration has made nearby Churchill, Manitoba, an ideal destination for thousands of tourists each year who want to witness these bears up close.
Verb
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Buena Park police attempted to revive Jasmine at the scene, but she was pronounced dead shortly after being taken to UCI Medical Center, prosecutors said.
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The creative bet, the strategic decision to revive a 14-year-old campaign and the campaign adaptation to resonate with Gen Z were human calls.
Cite this Entry
“Buck up.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/buck%20up. Accessed 2 Jul. 2026.
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