impromptu 1 of 3

adjective

im-ˈpräm(p)-(ˌ)tü How to pronounce impromptu (audio)
Definition of impromptunext
as in improvised
made or done without previous thought or preparation our dinner guest thanked us with an impromptu song

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Antonyms & Near Antonyms

impromptu

2 of 3

noun

as in improvisation
something that is performed, made, or done without preparation although five different lines had been written, the best choice turned out to be an impromptu from the tired actor himself

Synonyms & Similar Words

Antonyms & Near Antonyms

impromptu

3 of 3

adverb

as in spontaneously

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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 impromptu
Adjective
Tequila, lime juice, and grapefruit soda team up in one sublime sipper that's easy enough to throw together for an impromptu happy hour. — Ginger Crichton, Midwest Living, 2 July 2026 An impromptu blind date with a handsome rapist ends with Esther punching him square in the nose, his blood gushing through her fingers. — Literary Hub, 1 July 2026 While lucha libre is already a popular attraction among tourists visiting Mexico, the arrival of the world’s biggest soccer event has seen masks and impromptu fights spill out from the ring. — ABC News, 1 July 2026 Ecuador’s complaint comes after videos emerged online on Tuesday purportedly showing Mexico fans staging an impromptu fan fest outside their rival’s team hotel, the night before their knockout round game at Estadio Azteca in Mexico City. — Felipe Cardenas, New York Times, 30 June 2026 See All Example Sentences for impromptu
Recent Examples of Synonyms for impromptu
  1. improvised
  2. improvisation
  3. spontaneously
  4. improvisational
  5. haphazardly
  6. automatically
  7. abruptly
Adjective
  • Outside hospitals, temporary shelters and improvised morgues, relatives continue posting photographs and names of missing family members on social media, hoping someone might recognize them or provide information about their fate.
    — Antonio María Delgado, Miami Herald, 4 July 2026
  • An improvised rescue operation is searching for survivors after Venezuela’s historic earthquakes.
    — Hannah Jocelyn, New Yorker, 1 July 2026
Definition of improvised
Noun
  • Elena Pinderhughes, Club Molson Elena Pinderhughes brought her unique blend of jazz, soul and improvisation to Club Molson, showcasing her talents as a flutist, vocalist and composer.
    — Joanne Shurvell, Forbes.com, 7 July 2026
  • And its deft balance between free-wheeling improvisations and stop-on-a-dime dynamic precision, fire and finesse, never fails to impress.
    — George Varga, San Diego Union-Tribune, 26 June 2026
Definition of improvisation
Adverb
  • Perhaps a workable solution is to spontaneously gird and stabilize itself when generating and absorbing force.
    — Jake Buehler, Quanta Magazine, 29 June 2026
  • There was a woman in Canada who spontaneously aborted her child because she was exposed to someone who had not been immunized.
    — CBS News, CBS News, 28 June 2026
Definition of spontaneously
Adjective
  • To survive and scale, cannabis businesses must urgently replace improvisational workarounds with standardized systems and real-time monitoring.
    — Peter Su, Forbes.com, 7 July 2026
  • Over time, the practice evolved into an art form—bold, improvisational, and strikingly abstract.
    — jeanne malle, Air Mail, 4 July 2026
Definition of improvisational
Adverb
  • Allstate Insurance Company has accused Broadcom of haphazardly issuing audits against it because the insurance firm decided not to renew its contracts with VMware and CA Technologies.
    — Scharon Harding, ArsTechnica, 9 July 2026
  • Others may mismanage their finances, spending investment funds haphazardly without building reserves or planning for future funding rounds, also resulting in failure.
    — Dmitrii Khasanov, Forbes.com, 26 June 2026
Definition of haphazardly
Adverb
  • During this recent Code Red, however, all 311 calls about homeless welfare were automatically being rerouted to 911, Coleman says.
    — Roni Jacobson, New York Daily News, 5 July 2026
  • This horoscope was generated automatically using information from Sanctuary.
    — USA TODAY, USA Today, 5 July 2026
Definition of automatically
Adverb
  • Amid the rebellion, Johnson canceled votes and abruptly sent lawmakers home ahead of the July 4 holiday.
    — Francesca Chambers, USA Today, 7 July 2026
  • The much-ballyhooed heavyweight boxing match between Mike Tyson and Andrew Golota ends abruptly when Golota quits after the second round; later Golota is hospitalized with a concussion.
    — Encyclopedia Britannica, Encyclopedia Britannica, 6 July 2026
Definition of abruptly

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impromptu
impromptus
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Cite this Entry

“Impromptu.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/impromptu. Accessed 11 Jul. 2026.

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More from Merriam-Webster on impromptu

Nglish: Translation of impromptu for Spanish Speakers

Britannica.com: Encyclopedia article about impromptu

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