countersign 1 of 2

noun

ˈkau̇n-tər-ˌsīn How to pronounce countersign (audio)
Definition of countersignnext
as in word
a word or phrase that must be spoken by a person in order to pass a guard the guard demanded the countersign

Synonyms & Similar Words

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countersign

2 of 2

verb

as in to endorse

Related Words

Example Sentences

Recent Examples of Synonyms for countersign
  1. word
  2. endorse
  3. password
  4. sign
  5. sign on
  6. register
  7. cosign
Noun
  • Furnari recalled that some of the song’s early music and lyrics came together quickly, but writing words that could do justice to their experience was another matter.
    — Jessica Lynch, Billboard, 4 Oct. 2026
  • Bad word set in not just here but around the world, a 180 to the vibrant critical reaction and audience reception on One Battle After Another (94% certified fresh, A CinemaScore).
    — Anthony D'Alessandro, Deadline, 4 Oct. 2026
Definition of word
Verb
  • Hours after the ad was released, the husband-and-wife duo held a press conference to endorse Killin for Congress.
    — David Zimmermann, The Washington Examiner, 5 Oct. 2026
  • There isn’t a world in which Mattel, who now owns and manages Pleasant Company, would canonically endorse Samantha joining the IWW.
    — Literary Hub, Literary Hub, 5 Oct. 2026
Definition of endorse
Noun
  • Security features Ransomware and malware protection, cloud backup, phishing prevention and access to a password manager and their smart firewall.
    — Brian Sloan, CNBC, 6 Oct. 2026
  • In 2022, internet infrastructure provider Cloudflare also said that the use of security keys had foiled a phishing attempt that tricked a few employees into entering their passwords into a fake login form.
    — Michael Kan, PC Magazine, 6 Oct. 2026
Definition of password
Verb
  • Amodei and the leaders of Google, Meta, OpenAI, X and Nvidia signed the agreement.
    — Arkansas Online, Arkansas Online, 3 Oct. 2026
  • The probe, which comes one day after top tech leaders signed a self-regulatory AI accord at the White House, could compel tech CEOs to testify before Congress.
    — Nicholas Wu, semafor.com, 2 Oct. 2026
Definition of sign
Verb
  • Many ticketholders and onlookers have been left wondering who, if anyone, will sign on to sing alongside Sheeran for the rest of his tour, concluding December 11 in Mexico City.
    — Isabella Albaig, Vulture, 5 Oct. 2026
  • Now, United Airlines is trying to take advantage of the war of words by offering an elite status match to Delta customers who want to try Starlink Wi-Fi, which has become an industry standard as more airlines sign on.
    — Kelly Yamanouchi, AJC.com, 1 Oct. 2026
Definition of sign on
Verb
  • Social events where fraternities and sororities mix with one another and with unaffiliated members are usually at least registered with university officials.
    — Richard Hall, Time, 7 Oct. 2026
  • The commission says the revision is aimed to remove duplicate and ineligible entries while ensuring eligible voters remain registered.
    — ABC News, ABC News, 6 Oct. 2026
Definition of register
Verb
  • Recent Miu Miu runways and A-listers like Hailey Bieber and Chloë Sevigny have helped cosign the trend.
    — Alyssa Rotunno, InStyle, 10 Aug. 2026
  • Lucky Brand’s 410 model has gone on sale — all the more reason to cosign its deep indigo wash, contrast stitching, mid-rise waist, and subtle slouch.
    — Stacia Datskovska, Footwear News, 22 June 2026
Definition of cosign
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.

Browse Nearby Words

counters
countersign
countersigned
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Cite this Entry

“Countersign.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/countersign. Accessed 9 Oct. 2026.

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