Double overhand noose

Double overhand noose
Category	Hitch
Efficiency	High
Related	Double overhand knot, Double fisherman's knot
Releasing	Jamming
Typical use	Bind a carabiner
Caveat	Difficult to untie
ABoK	409

The double overhand noose is a very secure hitch knot. It might be used by cavers and canyoneers to bind a cow tail or a foot loop to a carabiner.

Double Overhand Noose Knot (DONK) or the Poacher's Knot (ABoK #409)

Make a bight

Turn around the standing end

the 2nd round rides the 1st

Tie inside the two rounds

Tighten

A heavily tightened double overhand noose will jam. The bound object has to be removed before untying.

As the double overhand knot, it neither slips nor turns around. However, a third round turn might be useful with some highly lubricious spectra/nylon ropes.

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