outrigger

noun6

1. •
   Any of various projecting beams or spars that provide support for a sailing ship's mast.
2. •
   A long thin timber, pontoon, or other float attached parallel to a canoe or boat by projecting struts as a means of preventing tipping or capsizing.

   • The Sentinelese hunt in the rainforest and fish in the coastal waters using spears, bows and arrows, as well as homemade narrow outrigger canoes, according to Survival International. — 2025
3. •
   An iron bracket or brace for an oarlock projecting from the side of a rowing boat.
4. •
   An extension mechanism, often retractable when not in use, on a boat, vehicle, or structure which helps to stabilize it to keep it from tipping over.

   • These piles supported long lengths of hard timber (approximately 2-ft. square section) which provided a firm anchorage for the outriggers supporting the cranes. — 1946
5. •
   An outrigger canoe or boat.
6. •
   A type of ski pole, with skis attached at the bottom, instead of the spike/pick found on a normal pole. It is used in downhill skiing variants of para-skiing, especially those that use a sit-ski, such as the monoski.