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a. A projecting beam or spar run out from the side of a vessel to help in securing the masts or from a mast to be used in extending a rope or sail.
b. A long thin float attached parallel to a seagoing canoe by projecting spars as a means of preventing it from capsizing.
c. A vessel fitted with such a float or beam.
d. A support for an oarlock projecting from the side of a racing shell.
e. A racing shell fitted with such a support.
2. A projecting frame extending laterally beyond the main structure of a vehicle, aircraft, or machine to stabilize the structure or support an extending part.
1. (Nautical Terms) a framework for supporting a pontoon outside and parallel to the hull of a boat to provide stability
2. (Nautical Terms) a boat equipped with such a framework, esp one of the canoes of the South Pacific
3. any projecting framework attached to a boat, aircraft, building, etc, to act as a support
4. (Rowing) rowing another name for rigger2
[C18: from out- + rig1 + -er1; perhaps influenced by archaic outligger outlier]
1. a framework supporting a float extended outboard from the side of a boat for increasing stability.
2. a bracket extending outward from the side of a racing shell to support an oarlock.
3. the shell itself.
4. a spar rigged out from a ship's rail or the like, as for extending a sail.
5. a projecting beam, as for supporting a hoisting tackle.
6. a structure extending outward from an aircraft or the like to increase stability or provide support.