0 the practice of reacting to what happens or is needed at a particular time, rather than planning in advance: --
As a design principle, adhocism starts with everyday improvisations: a bottle as a candleholder, a dictionary as a doorstop.
While practicing the politics of ad hocism, politicians have been making the grave error of turning a blind eye to corruption and inefficiency in the administration.
Teaching institutions are suffering from ad hocism rather than regular appointments.
Directions and tasks must flow from a well-defined policy, or else the organization, guided by adhocism, will founder.