Pertaining or relating to horses or horsemanship; concerned with horses or riding; consisting in or accompanied with performances on horseback: as, a person of equestrian tastes; an equestrian picture; equestrian feats, exercise, or sports.
Riding or represented as riding on a horse; exercising or mounted on horseback: as, equestrian performers; an equestrian statue of Washington.
Of or pertaining to the Roman equites or knights: as, the equestrian order. See equites.
noun.
A rider on horseback; specifically, one who earns his living by performing feats of agility and skill on horseback in a circus.