[ uhn-skroo ]
/ ʌnˈskru /

verb (used with object)

to draw or loosen a screw from (a hinge, bracket, etc.).
to unfasten or withdraw by turning, as a screw or lid.
to open (a jar, bottle, etc.) by turning the lid or cover.

verb (used without object)

to permit of being unscrewed.

Origin of unscrew

First recorded in 1595–1605; un-2 + screw
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for unscrew

British Dictionary definitions for unscrew


/ (ʌnˈskruː) /


(tr) to draw or remove a screw from (an object)
(tr) to loosen (a screw, lid, etc) by rotating continuously, usually in an anticlockwise direction
(intr) (esp of an engaged threaded part) to become loosened or separatedthe lid wouldn't unscrew
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