#1
castle n. [
palace] a large and stately mansion
. wn #2
castle n. a large building formerly occupied by a ruler and fortified against attack
. wn #3
castle v. move the king two squares toward a rook and in the same move the rook to the square next past the king
. wn #4
castle n. [
rook] (chess) the piece that can move any number of unoccupied squares in a direction parallel to the sides of the chessboard
. wn #5
castle n. [
castling] interchanging the positions of the king and a rook
. wn