- 1(in the Middle Ages) a man of high social rank who had a duty to fight for his king. Knights are often shown in pictures riding horses and wearing armor. see black knight, white knight
- 2(in Britain) a man who has been given a special honor by the king or queen and has the title Sir before his name compare baronet
- 3a piece used in the game of chess that is shaped like a horse's head Idioms
a man who saves someone, especially a woman, from a dangerous situation
Check pronunciation: knight