sturdy broad-bladed knife; heavy-duty woodcraft/hunting knife
A thick, tapered blade distinct from a regular 鉈 (nata); used for heavy cutting, woodcraft, and hunting. The term is somewhat specialized.
See also: 鉈 (なた)
In mountain work, a sturdy broad-bladed knife is handy for cutting thick branches.
He took out his heavy-duty knife to dress the game.
Compound of 剣 (ken, 'sword') and 鉈 (nata, 'hatchet/cleaver'), referring to a sword-like heavy knife. The exact historical derivation is uncertain.