Definition of king's knight in English:

king's knight

noun

Chess
  • Each player's knight on the kingside of the board at the start of a game.

    • ‘There is only one route available to the King's Knight making a two-move journey from his original square to King's Fifth.’
    • ‘Each player begins the game with two bishops. One starts between the king's knight and the king, the other between the queen's knight and the queen.’