As a Noun: 1. A piece of equipment, especially one with turning wheels and cogs, which uses electricity or power from an engine. English = machine. 2. A large building or group of buildings where machines are used to make things in large quantities. English = factory. 3. The components of a machine or a collection of machines. English = machinery. As a Verb or Adjective: 1. Of a machine or motor, to operate smoothly. English = run.