be out of (one's) mind with (something)
To be irrational, senseless, or insane because of an extreme amount of some negative emotion or sensation. I was out of my mind with boredom during that lecture this afternoon. After yet another sleepless night, I'm starting to feel like I'm out of my mind with exhaustion. A: "Have you seen Laura since her son died?" B: "Yeah, and the poor thing is just out of her mind with grief."
go out of (one's) mind
1. To become wild, irrational, senseless, or insane. She went out of her mind at the sight of her child lying lifeless on the cot. All this noise in the house, day in, day out—I feel like I'm going out of my mind! You can't tell people you want to start a business selling bees as pets—they'll think you've gone out of your mind!
2. To become extremely excited or enthusiastic (about something). I've never understood that pop star's popularity, but kids just go out of their minds for her music. Everyone I know has gone out of their minds over the new Roboformers movie—they say the special effects are really incredible. Tomorrow's our last day of school, and I'm already going out of my mind over it! Woo hoo!
Farlex Dictionary of Idioms. © 2024 Farlex, Inc, all rights reserved.