[ uhn-tahy ]
/ ʌnˈtaɪ /

verb (used with object), un·tied, un·ty·ing.

to loose or unfasten (anything tied); let or set loose by undoing a knot.
to undo the string or cords of.
to undo, as a cord or a knot; unknot.
to free from restraint.
to resolve, as perplexities.

verb (used without object), un·tied, un·ty·ing.

to become untied.

Origin of untie

before 1000; Middle English untyen, Old English untīegan. See un-2, tie

Can be confused

unite untie
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for untie

British Dictionary definitions for untie


/ (ʌnˈtaɪ) /

verb -ties, -tying or -tied

to unfasten or free (a knot or something that is tied) or (of a knot or something that is tied) to become unfastened
(tr) to free from constraint or restriction
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