Crazy, out of control, nuts.
In addition to being a kind of chair, a 'rocker' is a device that controls the movement of a piece of machinery. When a machine is off its rocker, it no longer works correctly.
Synonyms for off your rocker
On this page, you will find 30 slang terms related to off your rocker. Some of the top words include: rockah, roxx0r, roxor, r0xx0r, walnut, and 25 more.