cog

IPA: kˈɔg

A tooth on a gear.
A gear; a cogwheel.
An unimportant individual in a greater system.
(carpentry) A projection or tenon at the end of a beam designed to fit into a matching opening of another piece of wood to form a joint.
(mining) One of the rough pillars of stone or coal left to support the roof of a mine.
(historical) A clinker-built, flat-bottomed, square-rigged mediaeval ship of burden, or war with a round, bulky hull and a single mast, typically 15 to 25 meters in length.
(by extension) A small fishing boat.
A trick or deception; a falsehood.
Alternative form of cogue (“wooden vessel for milk”) [(chiefly Scotland) A small round wooden vessel for holding milk.]
Initialism of center of gravity. [(physics) A point, near or within a body, through which its weight can be assumed to act when considering forces on the body and its motion under gravity. This coincides with the center of mass in a uniform gravitational field.]
(nautical) Abbreviation of course over ground.
Initialism of Church of God: numerous, mostly unrelated Christian denominations.

To furnish with a cog or cogs.
(intransitive) Of an electric motor or generator, to snap preferentially to certain positions when not energized.
To load (a die) so that it can be used to cheat.
To cheat; to play or gamble fraudulently.
To seduce, or draw away, by adulation, artifice, or falsehood; to wheedle; to cozen; to cheat.
To plagiarize.
To obtrude or thrust in, by falsehood or deception; to palm off.

Examples of "cog" in Sentences