/ Dictionary / Index S scaup: Meaning and Definition of Find definitions for: scaup Pronunciation: (skôp), [key] — n. any of several diving ducks of the genus Aythya, esp. A. marilaof the Northern Hemisphere, having a bluish-gray bill. Also called Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: scaup (Thesaurus) scaturient scauper Related Content Daily Word Quiz: sinister Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language