·vt One who checks.
II. Checker ·vt Checkerwork.
III. Checker ·vt A pattern in checks; a single check.
IV. Checker ·vt A piece in the game of draughts or checkers.
V. Checker ·noun To mark with small squares like a checkerboard, as by crossing stripes of different colors.
VI. Checker ·noun To variegate or diversify with different qualities, colors, scenes, or events; ·esp., to subject to frequent alternations of prosperity and adversity.