noun
- a mass of rocks that has fallen or is falling from a cliff or steep slope
- the event or process of rocks falling from a cliff or steep slope
Examples
- The hikers had to turn back due to a recent rockfall blocking the trail.
- Warning signs were posted along the road where rockfall was common.
- The mountain climbers wore helmets to protect against rockfall.
- Heavy rains triggered a massive rockfall that closed the highway.
- Geologists studied the rockfall to understand slope stability.
- The campground was relocated after a dangerous rockfall occurred nearby.