Definition of chess

• n. - A game played on a chessboard, by two persons, with two differently colored sets of men, sixteen in each set. Each player has a king, a queen, two bishops, two knights, two castles or rooks, and eight pawns.
• n. - A species of brome grass (Bromus secalinus) which is a troublesome weed in wheat fields, and is often erroneously regarded as degenerate or changed wheat; it bears a very slight resemblance to oats, and if reaped and ground up with wheat, so as to be used for food, is said to produce narcotic effects; -- called also cheat and Willard's bromus.