off one's rocker
1. 发疯; 神经失常
His landlady appeared to be slightly off her rocker.
看来他的女房东有点疯疯癫癫。
习惯用语off one's rocker1.■[俚]发疯特殊用法alarm rocker1.■闹摇杆brush rocker1.■移动刷架, 电刷摇移器crank rocker1.■曲柄摇杆crown wheel rocker1.■小钢轮摇杆drill rocker1.■钻杆exhaust rocker1.■排气摇杆inlet valve rocker1.■进气阀摇臂intermediate crown wheel rocker1.■中间小钢轮摇杆sausage rocker1.■香肠振动器Sward rocker1.■斯沃德摇摆硬度tool-post rocker1.■刀架球形垫圈valve rocker1.■气阀摇臂winding rocker1.■上条摇杆rocker of injector-pump1.■油泵喷油器摇杆