1. Home
2. Idioms
3. go off (one's) rocker

go off (one's) rocker

---

---

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!

See also: off, rocker