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Noun: cog  kóg
  1. A subordinate who performs an important but routine function
    "he was a small cog in a large machine"
  2. Tooth on the rim of gear wheel
    - sprocket
Verb: cog (cogged,cogging)  kóg
  1. Roll steel ingots
  2. Join pieces of wood with cogs

Derived forms: cogged, cogs, cogging

Type of: foot soldier, join, roll, roll out, subordinate, subsidiary, tooth, underling, understrapper [informal]

Part of: cogwheel, gear, gear wheel, geared wheel

Encyclopedia: Cog