in medieval times, a mounted armed soldier serving a feudal superior, esp a man ceremonially inducted into special military rank after service as page and squire
in Britain, a man honoured by a sovereign for merit, bearing the title ‘Sir’ ranking below a baronet
somebody equivalent to a knight in rank
a man devoted to the service of a lady or cause, e.g. as their champion
in chess, either of two pieces of each colour, usu in the shape of a horse's head, that move diagonally from one corner to another of a rectangle of three by two squares
in ancient Rome, a member of the class below the senators
knighthood noun
knightliness noun
knightly adj and adv
[Old English cniht boy, youth, male servant]