shaft coupling

1. A device for connecting together two or more lengths of a revolving-shaft by shaping the ends into flat surfaces or bearings, which are held together by a coupling-box. 2. A device for securing the thills of a carriage to the axle-tree. shaft-le , adj. [Eng. shaft; -le .] Having no "Broken-down, wheelle , shaftle buggies."-London Daily Telegraph.