Breadcrumb Home > Dictionary > Index R riding boot: Meaning and Definition of Find definitions for: rid'ing boot" Pronunciation: [key] a knee-high boot of black or brown leather, without fastenings, forming part of a riding habit. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. riding riding breeches ✖ Related Content Daily Word Quiz: musth Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language