The e-h files. The right half of the board where the queens and the bishops, knights, and rooks next to them initially start. (Diagram) Compare to ' queenside'.
The half of the board on the King's side (files e - h). (See also queenside.)
The half of the board from which the king starts. The e, f, g and h files.
The half of the board made up of the e, f, g, and h files. Kingside pieces are the King, the Bishop next to it, the Knight next to the Bishop, and the Rook next to the Knight.
The side of the board where the kings are at the start of the game, as opposed to the ''queenside''.
The half of the board originally occupied by the King, K-Bishop, K-Knight and K-Rook. The kingside is on the right of the player with the White pieces and on the left of the player with the Black pieces.