Cog definition

kŏg, kôg
A cogwheel.
noun
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One of a series of teeth, as on the rim of a wheel or gear, whose engagement transmits successive motive force to a corresponding wheel or gear.
noun
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To load or manipulate (dice) fraudulently.
verb
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A subordinate member of an organization who performs necessary but usually minor or routine functions.
noun
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The definition of a cog is any of the teeth on a wheel or gear that fits into an opposite notch to cause motion of the wheel, or a person who is important but not critical in the structure of an organization.

An example of a cog is the points on a bike gear that fit into the bike chain in order to move the bike forward.

noun
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An instance of cheating; a swindle.
noun
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A tenon projecting from a wooden beam designed to fit into an opening in another beam to form a joint.
noun
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To join with tenons.
verb
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A person or thing regarded as a minor but necessary part of the structure of an activity or organization.
noun
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Any of a series of teeth on the rim of a wheel, for transmitting or receiving motion by fitting between the teeth of another wheel; gear tooth.
noun
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A cogwheel.
noun
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A projection on a beam that fits into a corresponding groove or notch in another beam, making a joint.
noun
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To join by a cog or cogs.
verb
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To manipulate (dice) in a fraudulent manner.
verb
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(obs.) To cheat; swindle.
verb
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(obs.) A deception; trick.
noun
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Cognate.
abbreviation
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The ISO 3166-1 three-letter (alpha-3) code for the Republic of the Congo.
symbol
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To cheat, especially at dice.
verb
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1

Other Word Forms

Noun

Singular:
cog
Plural:
COGS

Origin of cog

  • Middle English cogge probably of Scandinavian origin Swedish kugg, kugge

    From American Heritage Dictionary of the English Language, 5th Edition

  • Alteration (influenced by cog) of cock to join with tenons

    From American Heritage Dictionary of the English Language, 5th Edition

  • Origin unknown

    From American Heritage Dictionary of the English Language, 5th Edition