unstrung

verb

1. simple past tense and past participle of unstring.

adjective

2. having the string or strings loosened or removed, as a bow or harp.
3. 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.

1. to deprive of strings: to unstring a violin.
2. to take from a string: to unstring beads.
3. to loosen the strings of: to unstring a bow.
4. to relax the tension of.
5. to relax unduly, or weaken (the nerves).
6. to weaken the nerves of.

adjective

1. emotionally distressed; unnerved
2. (of a stringed instrument) with the strings detached

verb -strings, -stringing or -strung (tr)

1. to remove the strings of
2. (of beads, pearls, etc) to remove or take from a string
3. to weaken or enfeeble emotionally (a person or his nerves)

adj.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.