Dinkey
ahd-5
noun.
A small locomotive used in a railroad yard, as for shunting.
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
noun.
a small locomotive
Word Usage
"Allensworth enjoyed the special privilege of obtaining the use of the "dinkey" to go ashore whenever he desired."
Hypernym
Words that are more generic or abstract
engine
locomotive
locomotive engine
railway locomotive