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
Anstis['ænstis]
Cyrilla-English (Rare)
TrishaTRISH-əEnglish
IssacIE-zəkEnglish
Phinees-Biblical Greek
Ajit-Indian, Hindi, Marathi, Punjabi, Bengali