a light, short-handled axe, or hatchet, carried by persons on the trail, used for cutting away underbrush, chopping wood for fires, etc.
See also: tripping axe
- 1954  I . . . hit the high spots back to camp, knocking what ice I could off my snowshoes with the back of my trail axe as I went.
- 1959  We packed the sled with . . . a trail ax, and our two guns lashed well forward on top of the load.