(1):
(n.) A tooth, cam, or catch for imparting or receiving motion, as on a gear wheel, or a lifter or wiper on a shaft; originally, a separate piece of wood set in a mortise in the face of a wheel.
(2):
(v. t.) To furnish with a cog or cogs.
(3):
(v. t.) To seduce, or draw away, by adulation, artifice, or falsehood; to wheedle; to cozen; to cheat.
(4):
(v. t.) To obtrude or thrust in, by falsehood or deception; as, to cog in a word; to palm off.
(5):
(v. i.) To deceive; to cheat; to play false; to lie; to wheedle; to cajole.
(6):
(n.) A trick or deception; a falsehood.
(7):
(n.) A kind of tenon on the end of a joist, received into a notch in a bearing timber, and resting flush with its upper surface.
(8):
(n.) A tenon in a scarf joint; a coak.
(9):
(n.) One of the rough pillars of stone or coal left to support the roof of a mine.
(10):
(n.) A small fishing boat.