n. A boat or vessel propelled by steam power; -- generally used of river or coasting craft, as distinguished from ocean steamers. [ 1913 Webster ]
n. 1. The occupation or business of running a steamboat, or of transporting merchandise, passengers, etc., by steamboats. [ 1913 Webster ]
2. (Bookbinding) The shearing of a pile of books which are as yet uncovered, or out of boards. Knight. [ 1913 Webster ]