Pronunciation: (un-string'),[key] —v.t.,-strung, -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.