checkerとは何ですか?One, such as an inspector or examiner, that checks.One that receives items for temporary safekeeping or for shipment: a baggage checker. A game played on a checkerboard by two players, each using 12 pieces.One of the round flat pieces used in this game.A pattern of checks or squares.One of the squares in such a pattern.A cashier.To mark with a checked or squared pattern.To diversify (something) in color, shading, or character; variegate.