/ Dictionary / Index F featherback: Meaning and Definition of Find definitions for: feath•er•back Pronunciation: (fe'ur-bak"), [key] — n. any freshwater fish of the family Notopteridae, of Asia and western Africa, having a small, feathery dorsal fin and a very long anal fin extending from close behind the head to the tip of the tail. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. feather feather banding Related Content Daily Word Quiz: perspicacious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language