verb (used without object), ex·tem·po·rized, ex·tem·po·riz·ing.
to speak extemporaneously: He can extemporize on any of a number of subjects.
to sing, or play on an instrument, composing the music as one proceeds; improvise.
to do or manage something in a makeshift way.
verb (used with object), ex·tem·po·rized, ex·tem·po·riz·ing.
Music. to compose offhand; improvise.
Also especially British, ex·tem·po·rise.Related formsex·tem·po·ri·za·tion, nounex·tem·po·riz·er, noun
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
Examples from the Web for extemporize
Historical Examples of extemporize
He could not read or write, but he was wise, And knew right smart how to extemporize.
Being a victim of the unforeseen, no choice remains to me; I must extemporize.
They could extemporize board and men, but how to raise the bits of ivory?
I used to learn the songs by heart and invent and extemporize tunes for them.
If you extemporize you can get much closer to your audience.
British Dictionary definitions for extemporize
Derived Formsextemporization or extemporisation, nounextemporizer or extemporiser, noun
to perform, speak, or compose (an act, speech, piece of music, etc) without planning or preparation
to use (a temporary solution) for an immediate need; improvise
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
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Word Origin and History for extemporize
1640s (implied in extemporizing), "to speak ex tempore;" see extempore + -ize. Related: Extemporized.
Online Etymology Dictionary, © 2010 Douglas Harper