Verb (5-dan, す, intransitive)
1.  to be upset;  to lose one's composure;  to lose self-control;  to go to pieces;  to be shaken up;  to break down;  to be flustered;  to blow one's cool
Verb (5-dan, す, transitive)
2.  to put in disorder;  to mess up;  to disturb;  to scatter about