/ Dictionary / Index F featherbone: Meaning and Definition of Find definitions for: feath•er•bone Pronunciation: (fe'ur-bōn"), [key] — n. a substitute for whalebone, made from the quills of domestic fowls. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. featherbedding featherbrain Related Content Daily Word Quiz: heifer Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language