/ Dictionary / Index F friction drive: Meaning and Definition of Find definitions for: fric'tion drive' Pronunciation: [key] — Auto. Auto. a power transmission system utilizing a set of friction gears so arranged that varying their positions relative to one another gives a wide range of speed ratios. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. friction clutch friction gearing Related Content Daily Word Quiz: longevity Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language