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number one

adjective

variants also No. 1
Definition of number onenext
1
as in main
coming before all others in importance considers international terrorism to be the number one threat to national security

Synonyms & Similar Words

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Antonyms & Near Antonyms
2
as in excellent
of the very best kind the company's chocolate is rated as number one by serious chocoholics

Synonyms & Similar Words

Antonyms & Near Antonyms

Example Sentences

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.
Recent Examples of number one Talked about number one in the country a year ago and some of our championships. — Tom Green | [email protected], al, 15 Mar. 2023 And North Carolina, last year's runner up and this year's preseason number one, missed out entirely. — Taylor Wilson, USA TODAY, 13 Mar. 2023 Depositors and workers in the companies whose deposits are in that bank need to be job number one. — CBS News, 12 Mar. 2023 The number one priority in those situations is the health of the player. — Dalton Ross, EW.com, 2 Mar. 2023 See All Example Sentences for number one
Recent Examples of Synonyms for number one
  1. main
  2. excellent
  3. primary
  4. great
  5. predominant
  6. wonderful
  7. foremost
  8. terrific
Adjective
  • The delay again has created a potential cash crunch for districts during the wait for their cut — often a main revenue source for local governments — and added to the pile of complaints about the county’s decade-long property tax system upgrade.
    — A.D. Quig, Chicago Tribune, 20 Sep. 2026
  • This sandwich gives main character energy, but don’t skip over the other items available at BoJaynes, from specialty spices to wraps.
    — Justin Brown, AJC.com, 20 Sep. 2026
Definition of main
Adjective
  • Her excellent debut, 2007’s Free Food for Millionaires, features upwardly mobile Korean Americans whose desire for security Lee portrayed both sympathetically and critically.
    — Sanjena Sathian, Vulture, 22 Sep. 2026
  • If that feels unattainable, though, Baldino’s other spots are equally excellent and open to anyone.
    — Regan Stephens, Travel + Leisure, 21 Sep. 2026
Definition of excellent
Adjective
  • In 2008, a San Francisco court denied Stone's attempt to alter the custody arrangement which listed Bronstein's San Francisco home as Roan's primary residence, with Stone getting visitation rights.
    — Lori A Bashian, FOXNews.com, 19 Sep. 2026
  • Even with Oracle founder Larry Ellison the primary backer of his son’s ParaBros dreams, the even older Ellison’s net worth, which has been declining of late, may not be able to handle the strain of months and months of such probes.
    — Dominic Patten, Deadline, 19 Sep. 2026
Definition of primary
Adjective
  • Indeed, as much as Chicago has looked to past mayors as larger-than-life figures, the city rarely has accomplished anything great without the active involvement of its business community.
    — The Editorial Board, Chicago Tribune, 20 Sep. 2026
  • Evolution When asked about the greatest innovation of humans, people will often say language or fire.
    — Hannah Little, Scientific American, 20 Sep. 2026
Definition of great
Adjective
  • The exterior is clad in glass and limestone that reflects the predominant materials on Northwestern’s nearby campus.
    — Edward Keegan, Chicago Tribune, 19 Sep. 2026
  • So the Fed's predominant focus right now should be on prices.
    — Scott Horsley, NPR, 28 Aug. 2026
Definition of predominant
Adjective
  • That there’s a wonderful wedge salad to brighten up the plate is just icing on the cake.
    — Condé Nast, Condé Nast Traveler, 16 Sep. 2026
  • Ornamental grasses are a wonderful way to spruce up your lawn or add some softness and movement to your garden.
    — Martha Stewart, Martha Stewart, 15 Sep. 2026
Definition of wonderful
Adjective
  • Making the roster more functional will be the foremost objective for whomever Crane chooses to replace Brown.
    — Chandler Rome, New York Times, 15 Sep. 2026
  • One of the two candidates for president, one of the country’s foremost politicians, was expressly lumping together a sizable American ethnic minority with external enemies.
    — Daniel Benjamin, Foreign Affairs, 11 Sep. 2026
Definition of foremost
Adjective
  • Jordan Lawler pinch-ran but was caught stealing on a terrific throw by Marlins catcher Joe Mack.
    — Barry Jackson, Miami Herald, 17 Sep. 2026
  • Scott tears into the Bard’s lines — his Hamlet is terrific — and the spotlight is more on his sense of humor than his pain.
    — Amy Nicholson, Los Angeles Times, 17 Sep. 2026
Definition of terrific

Browse Nearby Words

numberless
number one
numbers
See all Nearby Words

Cite this Entry

“Number one.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/number%20one. Accessed 23 Sep. 2026.

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