the imposition of a new organization; organizing differently (often involving extensive and drastic changes) - a committee was appointed to oversee the reorganization of the curriculum - top officials were forced out in the cabinet shakeup • Syn: reorganization, shake-up, shakeup • Derivationally related forms: shake up (for: shakeup), shake up (for: shake-up), reorganize (for: reorganization) • Hypernyms: organization, organisation