The imposition of a new organization; organizing differently (often involving extensive and drastic changes). Synonyms:reorganisation, reorganization, shakeup."Top officials were forced out in the cabinet shakeup"
... "There's been a shake-up in our combination," he remarked casually to Fyfe. "Monohan and dad have split over a question of business policy. Walter's taking over all our interests on Roaring Lake. He appears to be going to peel off his coat and become ... — Big Timber - A Story of the Northwest • Bertrand W. Sinclair