improvise

verb

im·​pro·​vise ˈim-prə-ˌvīz 

 also  ˌim-prə-ˈvīz

improvised; improvising

transitive verb

1

: to compose, recite, play, or sing extemporaneously

2

: to make, invent, or arrange offhand

the quarterback improvised a play

3

: to make or fabricate out of what is conveniently on hand

improvise a meal

intransitive verb

: to improvise something

improviser noun

or improvisor

ˈim-prə-ˌvī-zər 

ˌim-prə-ˈvī-

Synonyms

• devise
• concoct
• extemporize

Examples of improvise in a Sentence

If you forget any of your lines, try to improvise.

Good jazz musicians know how to improvise.

He had to improvise his opening speech when he forgot his notes.

The trumpet player performed an improvised solo.

I wasn't expecting guests, so I had to improvise a meal with what I had in my refrigerator.

Recent Examples on the Web

In the Adams formulation, the true history was about chance, contingency, and unintended consequences, about political leaders who were all improvising on the edge of catastrophe. —Literary Hub, 28 Oct. 2025

Also, Dylan improvised in a way the Beatles didn’t. —Andy Greene, Rolling Stone, 27 Oct. 2025

Then the lights go out, and the family has to improvise. —Sari Hitchins, Parents, 24 Oct. 2025

Writer and director Lloyd optioned the book and shot it with an ensemble of actors who got detailed backstories for their characters and core narrative beats, along with the freedom to improvise dialogue. —Georg Szalai, HollywoodReporter, 21 Oct. 2025

Word History

Etymology

French improviser, from Italian improvvisare, from improvviso sudden, from Latin improvisus, literally, unforeseen, from in- + provisus, past participle of providēre to see ahead — more at provide

First Known Use

1788, in the meaning defined at transitive sense 1

Rhymes for improvise

• advertise
• aggrandize
• agonize
• alibis
• alkalies
• alkalis
• amortize
• amplifies
• analyse
• analyze
• anywise
• authorize

Kids Definition

improvise

verb

im·​pro·​vise ˌim-prə-ˈvīz 

ˈim-prə-ˌvīz

improvised; improvising

1

: to compose, recite, play, or sing without preparation

2

: to make, invent, or arrange on the spur of the moment or without planning

the quarterback improvised a play

3

: to make out of what is conveniently on hand

improvise a bed from leaves and straw

improviser noun

or improvisor

-ˈvī-zər,

-ˌvī-