- Nautical. a vertical blade at the stern of a vessel that can be turned horizontally to change the vessel's direction when in motion.
- Aeronautics. 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.
- any means of or device for governing, directing, or guiding a course, as a leader or principle: His ideas provided a rudder for the new company.
Origin of rudder
Examples from the Web for rudderless
Contemporary Examples of rudderless
Foer is the kind of adult for whom a pre-Huggies life was rudderless.Fatherhood Gets Hip
December 1, 2009
Historical Examples of rudderless
He felt as he had at his father's death, rudderless, derelict.Still Jim
Honor Willsie Morrow
Without it she was like a rudderless boat on an endless sea, and he knew it.Jennie Gerhardt
He can never get a ship: his career's cut short, he's a rudderless boat.Beauchamp's Career, Complete
He accepts his life as a rudderless ship, drifting on the ocean of time.The Majesty of Calmness
William George Jordan
One is left compassless, rudderless, chartless on a sea of ideas.The Little Lady of the Big House
- nautical a pivoted vertical vane that projects into the water at the stern of a vessel and can be controlled by a tiller, wheel, or other apparatus to steer the vessel
- a vertical control surface attached to the rear of the fin used to steer an aircraft, in conjunction with the ailerons
- anything that guides or directs
Word Origin for rudder
Old English roðor "paddle, oar," from Proto-Germanic *rothru- (cf. Old Frisian roðer, Middle Low German roder, Middle Dutch roeder, Dutch roer, Old High German ruodar, German Ruder "oar"), from *ro- "steer" (see row (v.)) + suffix -þra, used to form neutral names of tools. Meaning "broad, flat piece of wood attached to the stern of a boat and used for steering" is from c.1300. Spelling with -d- for -th- first recorded mid-15c. (cf. feather, mother, gather).