The slide poured over a fall like so much water.

He reached and caught a branch of a pinyon, and lifting his feet up, hung on till the treacherous area of moving stones had passed.
While I had been absorbed in his predicament, my avalanche augmented itself by slide on slide, perhaps loosened by his; and before I knew it, I was sailing down with ever-increasing momentum.

The sensation was distinctly pleasant, and a certain spirit, before restrained in me, at last ran riot.

The slide narrowed at the drop where Frank had jumped, and the stones poured over in a stream.

I jumped also, but having a rifle in one hand, failed to hold, and plunged down into the slide again.