1. perform without preparation

Similar word(s): extemporise, extemporize, improvize

Definition categories: creation, do, execute, perform

2. manage in a makeshift way; do with whatever is at hand

- after the hurricane destroyed our house, we had to improvise for weeks

Similar word(s): extemporize

Definition categories: social, contend, cope, deal, grapple, manage

Sentences with improvise as a verb:

- He had no speech prepared, so he improvised.

- They improvised a simple shelter with branches and the rope they were carrying.

- She improvised a lovely solo.