improvise definition
Definition of improvise. 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.
To improvise is defined as to do something on the spur of the moment. An example of to improvise is someone having to give a speech without any notice. improvise. improvise. To make, compose, or perform with little or no preparation: improvise a solution to the problem; improvise variations on a melody.