/ Dictionary / Index S sea duck: Meaning and Definition of Find definitions for: sea' duck" Pronunciation: [key] any of various diving ducks, as the scaups, goldeneyes, scoters, and eiders, found principally on seas. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. seadrome sea eagle Related Content Daily Word Quiz: paradox Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language