- (n.) In an aircraft, a surface the function of which is to exert a turning moment about an axis of the craft.
- (n.) Fig.: That which resembles a rudder as a guide or governor; that which guides or governs the course.
- (n.) A riddle or sieve.
- (n.) The mechanical appliance by means of which a vessel is guided or steered when in motion. It is a broad and flat blade made of wood or iron, with a long shank, and is fastened in an upright position, usually by one edge, to the sternpost of the vessel in such a way that it can be turned from side to side in the water by means of a tiller, wheel or other attachment.
Webster's Revised Unabridged Dictionary
| APA | Webster's. (2011). rudder. Retrieved September 22, 2026, from http://smartdefine.org/rudder/definitions/2056909 |
| Chicago | Webster's. 2011. "rudder" http://smartdefine.org/rudder/definitions/2056909 (accessed September 22, 2026). |
| Harvard | Webster's 2011, rudder, Smart Define, viewed 22 September, 2026, <http://smartdefine.org/rudder/definitions/2056909>. |
| MLA | Webster's. "rudder" 28 May 2011. Web. 22 September 2026. <http://smartdefine.org/rudder/definitions/2056909> |