DCHP-1 Online
cat-track 
n. a caterpillar tractor.
- 1959 . . . the Northern Transportation Company, after lengthening the old portage by another ten miles . . . was using cat-tracks to haul their barges across.
- 1959 . . . the Northern Transportation Company, after lengthening the old portage by another ten miles . . . was using cat-tracks to haul their barges across.