DCHP-1 Online
tump strap 
n. a kind of harness for carrying heavy loads, drawing on a tracking line, etc., consisting of a leather strap that is broad at the middle and tapers at both ends, the broad band being placed around the forehead (or chest) and the two ends attached to the pack or other load. [See picture at tumpline.]
See also: tump ((n.)) tumpline
- 1910 Suddenly a turmoil in the distance caused Meekins to slip the tump strap from his forehead, drop his pack, and stand rifle in hand, waiting.
- 1943 Dan cut a rest-stick and adjusted the tump strap across his forehead, so as to relieve his shoulders for the canoe load.
- 1910 Suddenly a turmoil in the distance caused Meekins to slip the tump strap from his forehead, drop his pack, and stand rifle in hand, waiting.