Nautical. a temporary rig to replace a permanent rig that has been disabled, lost overboard, etc.
any makeshift arrangement of machinery or the like.
verb (used with object), jury-rigged, jury-rigging.
to assemble quickly or from whatever is at hand, especially for temporary use: to jury-rig stage lights using automobile headlights.
Nautical. to replace (a rudder, mast, etc.) with a jury-rig: We jury-rigged a fore-topmast after the storm had snapped ours off.