cog

Pronunciation: /kɒɡ/

The English word “cog” has 16 meanings listed here.

noun

A tooth on a gear.
A gear; especially, a cogwheel.
An unimportant individual in a greater system.
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.
One of the rough pillars of stone or coal left to support the roof of a mine.
A partially 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, in use from ca. 1150 to 1500.
The hypothetical precursor ship type of the above said to be in use during the early Middle Ages, variously alleged to be Frisian or Scandinavian.
A small fishing boat.
A trick or deception; a falsehood.

verb

To furnish with a cog or cogs.
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.

Etymology

Inherited from Middle English cogge, from Old Norse *kogge, *koggr (see Old Swedish kogge, kogger), from Proto-Germanic *kuggō (“cog, swelling”), from Proto-Indo-European *gugā (“hump, ball”), from *gēw- (“to bend, arch”). Compare Lithuanian gugà (“pommel, hump, hill”). Cognates includes: Swedish kugg, kugge (“cog tooth”), Norwegian kugg (“cog”). The meaning of “cog” in carpentry derives from…

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Definitions are from Wiktionary, extracted by Kaikki.org, and are available under the CC BY-SA 4.0 licence.