/ Dictionary / Index F fly line: Meaning and Definition of Find definitions for: fly' line" Pronunciation: [key] — Angling. Angling. a line for use in fly-fishing. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. flyleaf fly loft Related Content Daily Word Quiz: vertigo Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language