/ Dictionary / Index N narrow gauge: Meaning and Definition of Find definitions for: nar'row gauge'. Pronunciation: [key] See under(def. 13). Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. narrow-fisted narrow-leaved bottle tree Related Content Daily Word Quiz: perspicacious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language