running knot

noun

a knot made around and so as to slide along a part of the same rope, thus forming a noose (running noose) that tightens as the rope is pulled.

Origin of running knot

First recorded in 1640–50

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for running knot

Historical Examples of running knot

I backed into the corner, and Sears tried to lasso me by throwing the noose or running-knot over my head.
Ten Years and Ten Months in Lunatic Asylums in Different States
Moses Swan