Railway engines definition of railway engines by The ...
en·gine (ĕn′jĭn) n. 1. a. A machine that converts energy into mechanical force or motion. b. Such a machine distinguished from an electric, springdriven, or hydraulic motor by its use of a fuel. 2. a. A mechanical appliance, instrument, or tool: engines of war. b. An agent, instrument, or means of accomplishment. 3. A locomotive. 4. A fire engine ...