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Synonyms

impromptu

American  
[im-promp-too, -tyoo] / ɪmˈprɒmp tu, -tyu /

adjective

  1. made or done without previous preparation.

    an impromptu address to the unexpected crowds.

  2. suddenly or hastily prepared, made, etc..

    an impromptu dinner.

  3. improvised; having the character of an improvisation.


adverb

  1. without preparation.

    verses written impromptu.

noun

  1. something impromptu; an impromptu speech, musical composition, performance, etc.

  2. a character piece for piano common in the 19th century and having, despite its title, a clear-cut form.

impromptu British  
/ ɪmˈprɒmptjuː /

adjective

  1. unrehearsed; spontaneous; extempore

  2. produced or done without care or planning; improvised

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

adverb

  1. in a spontaneous or improvised way

    he spoke impromptu

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

noun

  1. something that is impromptu

  2. a short piece of instrumental music, sometimes improvisatory in character

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Related Words

See extemporaneous.

Etymology

Origin of impromptu

First recorded in 1660–70; from French, from Latin in promptū “in readiness”; in, prompt

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Our waiter overhears my mom’s impromptu poetry recital and tells us that the statue was built years ago and kept in storage for over a decade because Spaniards are divided in their feelings for Lorca.

From Literature

Hundreds of people gathered for an impromptu protest downtown later on Sunday.

From BBC

Early on Saturday evening, the Tychyna Avenue neighbors huddled around a fire for an impromptu barbecue.

From The Wall Street Journal

Then on a trip to Texas with the Warriors, he was offered an impromptu interview with the Dallas Cowboys and took full advantage, earning an internship in 2014.

From BBC

In an impromptu phone interview that came after the Journal shared details about its reporting with the White House, the president expressed irritation about the public debate over his health.

From The Wall Street Journal