DCHP-1 Online
cat-train North 
n. a tractor-drawn train of sleds and cabooses (def. 5), the principal means of transporting freight, supplies, etc. in the Canadian North in winter.
See also: caboose (def. 5) cat ((3)) (def. 2) caterpillar-tractor train cat-swing sled train swing (def. 2) tractor brigade tractor swing tractor train train boss
- 1946 Throughout the winter of 1942-43 freight moved north. Cat-trains, half-tracks, giant trucks, loaded to capacity with everything from shingle nails and four-inch pipe to gigantic pieces of machinery for the Imperial Oil Company's wells and refinery.
- 1962 . . . all must be skillfully loaded so as not to slide or roll off as the cat train rocks and plunges over the hummocks and pitch holes in the ice and snow roads.
- 1946 Throughout the winter of 1942-43 freight moved north. Cat-trains, half-tracks, giant trucks, loaded to capacity with everything from shingle nails and four-inch pipe to gigantic pieces of machinery for the Imperial Oil Company's wells and refinery.