push over the edge



push/drive somebody over the edge

  (informal)
if an unpleasant event pushes someone over the edge, it makes them start to behave in a crazy way She had been driven over the edge by the separation from her husband.
See also: edge, push

Common Names:

NameGenderPronouncedUsage
Amaranta-Spanish (Rare), Italian (Rare)
Seyfullah-Turkish
Elenie-LEN-eeGreek
CecilySES-i-leeEnglish
JoJO (English)English, German, Dutch
Lou[lu:]