məs(t)
as in requirement
something necessary, indispensable, or unavoidable
exercise is a must if you want to stay healthy
Synonyms & Similar Words
Antonyms & Near Antonyms
Example Sentences
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Recent Examples of must
Chantelle Lee,
Time,
30 Dec. 2025
Cheryl Wagemann,
InStyle,
23 June 2026
While running your air conditioner is likely a must, there are actually other ways to keep your home cooler that don't involve blasting your AC or a gigantic electric bill.
—
Molly Burford,
Southern Living,
22 June 2026
See All Example Sentences for must
Verb
The block party is free, but people who want to attend must RSVP.
—
Chantelle Lee,
Time,
30 Dec. 2025
Noun
Strappy sandals are a must for occasions, and this pair has added ankle support thanks to the front and back straps.
—
Cheryl Wagemann,
InStyle,
23 June 2026
While running your air conditioner is likely a must, there are actually other ways to keep your home cooler that don't involve blasting your AC or a gigantic electric bill.
—
Molly Burford,
Southern Living,
22 June 2026
See All Example Sentences for must
Recent Examples of Synonyms for must
Verb
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My answer is: That leader shall stick with their principles.
-
Firms with over 10 employees shall be required to consult their employees or trade unions when formulating their out-of-work policies.
Noun
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That means the Los Angeles County Department of Public Health, which is the local enforcement agency for these requirements in the region, will be in charge of monitoring whether businesses are following the law.
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Since then, the mussels have spread through California waterways, prompting mandatory boat inspections and decontamination requirements at lakes and reservoirs statewide.
Noun
-
Recent evidence suggests more retirees are working out of necessity.
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In response, the store decided to move its operations elsewhere and began to focus on raising money for necessities.
Noun
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District officials said staffing and budget decisions are made at the school and department level by building and department leaders based on the needs of individual schools and departments.
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Adding urgency to its efforts is the need to stave off any prospect of Reform UK winning a general election.
Noun
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Corridors and the lobby are open-air, cleverly arranged to ventilate naturally with the wind, meaning no air-con necessary.
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To avoid the hassle of scrounging in the cargo hold to access their necessaries and furry companions, when in the rearmost position, special storage bins for hand luggage or pet carriers (all of these accessories presumably Bentley branded) emerge from the floor.
Cite this Entry
“Must.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/must. Accessed 26 Jun. 2026.
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