Out′rig-ger.
1. (Nautical.) a. A spar for extending a sail or rope beyond the points of attachment furnished by the hull. b. A boom rigged out from a vessel to secure boats to when the vessel is at anchor. c. A floating timber attached by spars to the hull and floating parallel therewith. Used with crank or narrow boats to support them upright in the water under a press of canvas which would otherwise upset them. Principally used with the proas of the Malays and Ladrones. The lesser or leeward boat of the double canoe of the Pacific-Islanders is called a hamma. d. A spar projecting over the stern of a boat for assistance in hauling out the clew. e. A light boat for matches.
2. (Gearing.) A wheel or pulley outside the frame to receive a belt or other driving connection. 3. Of a crane; the jib. 4. The cat-head.
5. (Building.) A beam projecting outwardly from a wall to support a hoisting tackle.
