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“off his rocker off your rocker off my rocker”
Off his (or her) rocker. Off your rocker. Off my rocker (idioms)
Someone who is crazy: Being off your rocker often means "to be crazy", but it probably originally referred to a "normal person" who periodically, and unexpectedly, did insane things.

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At the very least, when someone is said to be off his or her rocker, it usually means that the person is behaving in a very strange or silly way.
Sally said, "I must have been off my rocker when I agreed to change jobs."
Several applicable words for off the rocker include the following:
- nutty as a fruitcake
- have bats in the belfry
- a basket case
- losing it
- lose one's marbles
- taking leave of one's senses
- mentally unhinged
- have a screw loose
Although the cartoon below is referring to another entry word, it is also providing an example of being off one's rocker.

Go to this Word A Day Revisited Index
so you can see more of Mickey Bach's cartoons.
This entry is located in the following unit:
English Words in Action, Group O
(page 1)