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

Zoning, including single-family-exclusive zoning, first spread across the US in the early 20th century (before that, development was far more freewheeling and improvised). —Marina Bolotnikova, Vox, 7 July 2025

The Russians have improvised a foot crossing over the gap with three logs the size of telegraph poles. —David Hambling, Forbes.com, 4 July 2025

Measuring himself against the legendary Orson Welles (whose 1938 radio broadcast of Conrad’s story was an influence) meant that Coppola would dare combine personal fears and national hubris (even improvising a reenactment of the My Lai massacre). —Armond White, National Review, 4 July 2025

Fynn is described as being willing to listen to ideas and can improvise when necessary. —Andy Humbles, The Tennessean, 2 July 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-