/ Dictionary / Index F flyback: Meaning and Definition of Find definitions for: fly•back Pronunciation: (flī'bak"), [key] — n. Electronics. the return to its starting point of the electron beam in a cathode ray tube, as after the completion of a line in a television picture or of a trace in an oscilloscope. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. flyaway fly ball Related Content Daily Word Quiz: censure Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language