/ Dictionary / Index A AFM: Meaning and Definition of Find definitions for: AFM Pronunciation: [key] American Federation of Musicians. audio frequency modulation: a method for recording high-fidelity stereo sound on home videotape recorders and on video discs. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. aflutter afocal Related Content Daily Word Quiz: cautious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language