1. A spar that extends forward from the end of a ship's bowsprit, used to carry additional sails.
Usage: nautical; also called a flying jibboom when it extends beyond the main jibboom

Examples

• The sailors secured the jibboom to the bowsprit with heavy rope.
• The ship's jibboom extended far beyond the bow, allowing for more canvas.
• During the storm, the crew had to furl the sails attached to the jibboom.
• The jibboom was a crucial part of the sailing ship's rigging system.