/ Dictionary / Index S spur gearing: Meaning and Definition of Find definitions for: spur' gear"ing. Pronunciation: [key] a system of spur gears. any system of gears with parallel axes of rotation. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. spur gear spurge family Related Content Daily Word Quiz: procrastinate Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language