HyperDic: switch_engine

English > 1 sense of the expression *switch engine*:
NOUN	artifact	switch engine, donkey engine	a locomotive for switching rolling stock in a railroad yard

English > *switch engine*: 1 sense > noun 1, artifact
Meaning	A locomotive for switching rolling stock in a railroad yard.
Synonym	donkey engine
Broader	locomotive, engine, locomotive engine, railway locomotive	A wheeled vehicle consisting of a self-propelled engine that is used to draw trains along railway tracks