over the edge

"If I had lost that frame I don't know what I would have done - maybe given up. I was over the edge mentally."

"I was dizzy with loneliness. I saw how easy it would be to step over the edge and simply disappear. For a few crazy minutes I couldn't imagine any other option. I did this five or six times," she said.

"We would describe general practice as being on the precipice and, for a significant number of practices, this could push them over the edge," he said.

But in the midst of a divorce, days away from what would have been my 10-year wedding anniversary that will now be just another Saturday, I worried that watching this movie that I had previously seen with such dewy, life-filled eyes during much happier points of my life would send me over the edge now that the grand finale future I'd envisioned for myself felt hopelessly out of reach.

The family made it to safe ground, but their homes disappeared over the edge.