1 : the shaft of a rudder. 2 : an additional sternpost in a ship with a single screw propeller to which the rudder is attached.

Where is the rudder post?

a vertical blade at the stern of a vessel that can be turned to change the vessel's direction when in motion. 2. a movable control surface attached to a vertical stabilizer, located at the rear of an airplane and used, along with the ailerons, to turn the airplane.

What is the rudder post on a sailboat?

Rudder, part of the steering apparatus of a boat or ship that is fastened outside the hull, usually at the stern. The most common form consists of a nearly flat, smooth surface of wood or metal hinged at its forward edge to the sternpost. It operates on the principle of unequal water pressures.