jumar

About 0.01 uses per million words.

Meaning

1. noun A device, used to clip on a rope, that tightens when weight is applied, thus allowing the rope to be climbed.
2. verb To climb using this device.
3. noun Alternative form of jumart.

Similar words

climbing iron ascendeur runner rope clamp hanger quickdraw climbing bolt anchor belay device belay

Often followed by

up clamps and is ascenders on to