1. (n.) A horseman; a knight; a gallant young man.

2. (n.) A member of certain orders of knighthood.

Bayard Don Quixote Gawain Lancelot Ritter Sidney Sir Galahad bachelor banneret baronet broncobuster buckaroo caballero cavalier cavalryman circus rider companion cowboy cowgirl cowpuncher equestrian equestrienne gallant gaucho horse soldier horseback rider horsebacker horseman horsewoman jockey knight knight bachelor knight banneret knight baronet knight-errant mounted policeman postboy postilion puncher rider roughrider steeplechaser trick rider vaquero