rockfall
/ˈrɑkˌfɔl/
noun
- A mass of rocks that falls down a slope or cliff.
- The road crew cleared the rockfall that had tumbled onto the highway.
- The hikers had to turn back because a rockfall blocked the trail.
- After the earthquake, a rockfall damaged several houses at the base of the mountain.
- The act or sound of rocks falling.
- We heard a loud rockfall echo through the canyon.
- The climbers were warned about the danger of rockfall on that route.
- A sudden rockfall startled the campers in the middle of the night.