(1) She's overstrung to-day. If it were you, you'd be in hysterics.(2) Her aunt on one side of her, and Mr. Stephens on the other, did all they could to soothe her, and at last the weary, overstrung girl relapsed into something between a sleep and a faint.(3) In a detailed note he explains that because it is not overstrung , the different registers have their own character.(4) An overstrung piano has the bass strings running diagonally across the piano, crossing over the treble strings.