noun
- a tooth on the rim of a wheel or gear that meshes with another gear
- a person who plays a small but necessary role in a large organization or system
Usage: figurative
verb
- to fit together like the teeth of gears
Examples
- The broken cog caused the entire machine to stop working.
- Each cog in the gear system must be precisely aligned.
- He felt like just another cog in the corporate machine.
- Every employee is an important cog in our organization.
- The gears cog together smoothly when properly lubricated.
- Without that small cog, the clock won’t keep time.
- She refused to be treated as a replaceable cog.