- Any spar or projecting timber run out for temporary use,
as from a ship's mast, to hold a rope or a sail extended, or from a
building, to support hoisting teckle. - A projecting support for a rowlock, extended from the
side of a boat. - A boat thus equipped. - A projecting contrivance at the side of a boat to
prevent upsetting, as projecting spars with a log at the end.