" This influenza has completely unstrung me. "Lalage's Lovers 1911" by George A. Birmingham

I have grown fat, my energy is gone, the bow is unstrung." "The Project Gutenberg Memoirs of Napoleon Bonaparte" by Bourrienne, Constant, and Stewarton

This led to an argument that lasted until the time came for him to go to her home When he left the hotel in a cab he was thoroughly unstrung, but more determined than ever. "Castle Craneycrow" by George Barr McCutcheon