simple past tense and past participle of unstring.
having the string or strings loosened or removed, as a bow or harp.
weakened or nervously unhinged, as a person or a person's nerves; unnerved; discomposed: The incident left him unstrung.
verb (used with object), un·strung, un·string·ing.
to deprive of strings: to unstring a violin. to take from a string: to unstring beads. to loosen the strings of: to unstring a bow.
to relax the tension of.
to relax unduly, or weaken (the nerves).
to weaken the nerves of.
Origin of unstring
First recorded in 1605–15; un-2
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
Examples from the Web for unstrung
Historical Examples of unstrung
His mind had long been t a great tension, and this shock had unstrung him.
In fact, his nerves were so unstrung that he would not be able to sleep for many hours to come.
She was sadly confused and unstrung, her thoughts awhirl and nerves ajangle.
It should be straight when unstrung, and unstrung when not in use.
But you're afraid he did, and that keeps you unstrung and unhappy.
British Dictionary definitions for unstrung
emotionally distressed; unnerved
(of a stringed instrument) with the strings detached
verb -strings, -stringing or -strung (tr)
to remove the strings of
(of beads, pearls, etc) to remove or take from a string
to weaken or enfeeble emotionally (a person or his nerves)
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
Word Origin and History for unstrung
1590s, "with strings relaxed" (of a harp, etc.), from un- (1) "not" + past participle of string (v.). Transferred sense of "weakened, unnerved" is recorded from 1690s.
Online Etymology Dictionary, © 2010 Douglas Harper