from The Century Dictionary.
- noun On a railroad, a small drill-engine, or a yard-engine used at stations for moving cars and making up trains.
Sorry, no etymologies found.
Lord bless your soul, I've put a self-binder together after a pony-engine had butted it half-way through a brick deepoe!
There was to be some press-work done that forenoon, and the pony-engine had steam up when the foreman and the two type-setters reached the office.
The pony-engine was in a sort of woodshed, the press was in the "kitchen," as Mary called it, and the front room of the little old dwelling-house was the business office.
You see, she knew how ambitious the little Pony Engine was, and how it wasn't contented a bit just to grow up in the pony-engine business, and be tied down to the depot all its days.
Number Four track! "the short exhaust of the obedient pony-engine, and the succeeding crash of the cars as they bump against their fellows.