1. A locomotive for switching rolling stock in a railway yard
   - switch engine 
2. (nautical) a small engine (as one used on board ships to operate a windlass)
   - auxiliary engine

Derived forms: donkey engines

Type of: engine, loco, locomotive, locomotive engine, railroad locomotive [N. Amer], railway locomotive [Brit, Cdn]

Encyclopedia: Donkey engine

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• clustering
• clutch
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• clutter up
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• Clyde
• Clyde Tombaugh
• Clyde William Tombaugh
• Clydesdale
• Clydesdale terrier
• clypeus
• clyster
• Clytemnestra