/ Dictionary / Index W whistling duck: Meaning and Definition of Find definitions for: whis'tling duck' Pronunciation: [key] any of several long-legged, chiefly tropical ducks of the genus Dendrocygna, most of which have whistling cries. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. whistling buoy whistling swan 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