slipknot

or slip knot

[ slip-not ]
/ ˈslɪpˌnɒt /

noun

a knot that slips easily along the cord or line around which it is made.

Origin of slipknot

First recorded in 1650–60; slip1 + knot1
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for slipknot

British Dictionary definitions for slipknot

slipknot
/ (ˈslɪpˌnɒt) /

noun

Also called: running knot a nooselike knot tied so that it will slip along the rope round which it is made
a knot that can be easily untied by pulling one free end
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012