Definition of earthfall in English:
A collapse of a mass of earth from a mountain or cliff.
- Very heavy rainfall may lead to flash floods in small watercourses, causing rapid bank erosion and many small landslides and earthfalls.
- These portals lead to subterranean passages that pass deep into the hillside, some of which have been blocked by earthfalls.
- The Marine platoon on Vegas, near Bunker Hill, took cover in its last remaining bunker as shells rained down, and then was sealed in by an earthfall.