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cog

Pronunciation: (kog, kôg), [key]
—n., v., cogged, cog•ging.

—n.
1. (not in technical use) a gear tooth, formerly esp. one of hardwood or metal, fitted into a slot in a gearwheel of less durable material.
2. a cogwheel.
3. a person who plays a minor part in a large organization, activity, etc.: He's just a small cog in the financial department.

—v.i.
(of an electric motor) to move jerkily.

—v.t.
1. to roll or hammer (an ingot) into a bloom or slab.
2. slip a cog, to make a blunder; err: One of the clerks must have slipped a cog.

cog

Pronunciation: (kog, kôg), [key]
—v., cogged, cog•ging.

—v.t.
to manipulate or load (dice) unfairly.

—v.i.
to cheat, esp. at dice.

cog

Pronunciation: (kog, kôg), [key]
—n., v., cogged, cog•ging.

—n.
1. Carpentry.(in a cogged joint) the tongue in one timber, fitting into a corresponding slot in another.
2. Mining.a cluster of timber supports for a roof. Cf. chock (def. 4).

—v.t., v.i.
Carpentry.to join with a cog.