/ Dictionary / Index E equestrian: Meaning and Definition of Find definitions for: e•ques•tri•an Pronunciation: (i-kwes'trē-un), [key] — adj. of or pertaining to horseback riding or horseback riders: equestrian skill. mounted on horseback: equestrian knights. representing a person mounted on a horse: an equestrian statue. pertaining to or composed of knights or mounted warriors: an equestrian code of honor. of or pertaining to the ancient Roman equites. —n. a person who rides horses. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: equestrian (Thesaurus) equerry equestrienne Related Content Daily Word Quiz: endear Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language