be driven crazy

1. To be made mentally unstable. In the play, the king is driven crazy by the specter of his murdered brother. Most people reckon she was driven crazy by the trauma of what happened. I hate this, I feel like I'm being driven crazy by grief.

2. To be upset, irritated, or annoyed as if to the point of mental disturbance. Will you please take the kids out of the house while I finish this report? I'm being driven crazy by all the noise! We're being driven crazy by our neighbor's incessant drumming! That's it, I'm officially being driven crazy by all of this mindless data entry work.