cog

noun10

1. •
   A tooth on a gear.
2. •
   An unimportant individual in a greater system.

   • ‘There are twenty-five of us, but they don’t reckon I’m worth anything. I’m just a cog in the machine.’ — 1976
3. •
   A gear; especially, a cogwheel.
4. •
   Initialism of center of gravity
5. •
   (historical) 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.
6. •
   (historical) 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.
7. •
   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.
8. •
   A small fishing boat.
9. •
   One of the rough pillars of stone or coal left to support the roof of a mine.
10. •
    A trick or deception; a falsehood.

    • False suggestions, shamelesse cogs, and impious forgeries. — 1602

verb7

1. •
   To plagiarize.

   • Coming to journalism, how many of us have not been guilty at some stage of 'cogging' from other articles, […] — 2006
2. •
   Of an electric motor or generator, to snap preferentially to certain positions when not energized.
3. •
   To load (a die) so that it can be used to cheat.
4. •
   To cheat; to play or gamble fraudulently.

   • For guineas in other men's breeches, / Your gamesters will palm and will cog. — 1726
5. •
   To furnish with a cog or cogs.
6. •
   To seduce, or draw away, by adulation, artifice, or falsehood; to wheedle; to cozen; to cheat.

   • I'll mountebank their loves, Cog their hearts from them. — 1608
7. •
   To obtrude or thrust in, by falsehood or deception; to palm off.

   • October 3, 1718, John Dennis, letter to S. T. , Esq; On the Deceitfulness of Rumour Fustian tragedies […] have […] been cogg'd upon the town for Master-pieces.

noun3

1. •
   Initialism of center of gravity.
2. •
   Abbreviation of course over ground.
3. •
   Initialism of cluster of galaxies

noun1

1. •
   Initialism of center of gravity.