jumar

Etymology

From the name of the Swiss firm Jümar Pangit which manufactured it, in turn from the surnames of Adolf Jüsy and Walter Marti.

noun

  1. (climbing) A device, used to clip on a rope, that tightens when weight is applied, thus allowing the rope to be climbed.
    Jacob handed her the ATC belay device and jumar. 2019, Namwali Serpell, The Old Drift, Hogarth, page 552

verb

  1. (intransitive) To climb using this device.

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