(1):
(v. t.) One who checks.
(2):
(v. t.) Checkerwork.
(3):
(n.) To variegate or diversify with different qualities, colors, scenes, or events; esp., to subject to frequent alternations of prosperity and adversity.
(4):
(n.) To mark with small squares like a checkerboard, as by crossing stripes of different colors.
(5):
(v. t.) A piece in the game of draughts or checkers.
(6):
(v. t.) A pattern in checks; a single check.