off one's rocker

Also, off one's nut or trolley . See off one's head.

Name	Pronounced	Usage
TorbjØRg	-	Norwegian
Hevel	-	Hebrew, Biblical Hebrew
Herminia	er-MEE-nyah (Spanish)	Spanish, Ancient Roman
Urias	-	Biblical Latin
Erminlinda	-	Ancient Germanic
Abidemi	-	Western African, Yoruba