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
Foster['fɔstə]
JuhoYOO-hoFinnish
EdieEE-deeEnglish
Levon-Armenian
Shakuntala-Hinduism, Indian, Hindi, Marathi
Akua-Western African, Akan