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.

Common Names:

Name	Pronounced	Usage
Alberta	al-BUR-tə (English), ahl-BER-tah (Italian, Polish, German)	English, Italian, Portuguese, Polish, German
Lessie	LES-ee	English
Ratna	-	Indian, Hindi, Telugu, Nepali, Indonesian
Inka	EENG-kah (Finnish), ING-kah (German)	Frisian, Finnish, German
Edie	EE-dee	English
Rona (2)	-	Hebrew