/ Dictionary / Index F flight feather: Meaning and Definition of Find definitions for: flight' feath"er Pronunciation: [key] — Ornith. Ornith. one of the large, stiff feathers of the wing and tail of a bird that are essential to flight. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. flighter flight formation Related Content Daily Word Quiz: nonchalant Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language