go off (one's) rocker

To become crazy or mentally unsound; to become extremely foolish or foolhardy. I'm going to go off my rocker if I have to hear that blasted song once more! I think Jane's grandmother has gone off her rocker lately. You must have gone off your rocker if you think that's a good idea!

Common Names:

Name	Pronounced	Usage
Ampelius	-	Ancient Greek (Latinized)
Philotheos	-	Ancient Greek
Yutke	-	Yiddish
Ulf	-	Swedish, Norwegian, Danish
Firuz	-	Persian, Tajik
Murtada	-	Arabic