donkey engine(redirected from Steam donkey)
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1. A small auxiliary steam engine used for hoisting or pumping, especially aboard ship.
2. A small locomotive.
(General Engineering) a small auxiliary engine, such as one used for pumping water into the boilers of a steamship
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|Noun||1.||donkey engine - a locomotive for switching rolling stock in a railroad yard|
|2.||donkey engine - (nautical) a small engine (as one used on board ships to operate a windlass)|
engine - motor that converts thermal energy to mechanical work
ship - a vessel that carries passengers or freight