/ Dictionary / Index E equestrienne: Meaning and Definition of Find definitions for: e•ques•tri•enne Pronunciation: (i-kwes"trē-en'), [key] — n. a woman who rides horses. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. equestrian equi 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