off rocker

*off one's rocker

and *off one's nut; *off one's trolley

Fig. crazy; silly. (*Typically: be ~; go ~.) Sometimes, Bob, I think you're off your rocker. Good grief, John. You're off your nut.

Slang

Out of one's mind; crazy.

Name	Pronounced	Usage
Ryley	RIE-lee	English (Modern)
Raven	RAY-vən	English
Elisabeth	e-LEE-zah-bet (German), e-LEE-sah-bet (Danish), i-LIZ-ə-bəth (English)	German, Dutch, Swedish, Norwegian, Danish, English, Biblical, Biblical Latin
Lorna	['lɔ:nə]
Clarinda	klə-RIN-də	English
Tapiwa	-	Southern African, Shona