Cause to lose one's composure.
1No sight could touch or daunt me, no sound my soul untune;
2They untune and dissipate the brave aspirant.
3He did not, as has been said of Horace, wilfully untune his harp when he commenced satirist.
4Such passions as anger, hatred, jealousy, sorrow, worry, grudge, and fear always untune one's mood and break the harmony of one's mind.
5And Music Shall Untune the Sky was commissioned by the Auckland Philharmonia Orchestra for the 1988 Festival Proms series.
6As she untunes the lute by "pinching" the strings over-excitedly with her right, her other hand retunes it by turning the pegs.
7'Did you ever see such daubs!' she said, making a wry face as at something sour enough to untune her nerves.