/ Dictionary / Index R rudderpost: Meaning and Definition of Find definitions for: rud•der•post Pronunciation: (rud'ur-pōst"), [key] — n. Naut. the vertical member of a stern frame on which the rudder is hung; a sternpost. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: rudderpost (Thesaurus) rudderhead rudderstock Related Content Daily Word Quiz: hedonist Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language