WordWeb Online

1. Perform without preparation
   - improvize [non-standard], ad-lib, extemporize, extemporise [Brit]
    
2. Manage in a makeshift way; do with whatever is at hand
   "after the hurricane destroyed our house, we had to improvise for weeks"
   - extemporize, extemporise [Brit]

Derived forms: improvised, improvising, improvises

See also: improvisation

Type of: contend, cope, deal, do, execute, get by, grapple, make do, make out, manage, perform

Encyclopedia: Improvise