To crash or fall.
To form craters in a surface.
To collapse catastrophically; to become devastated or completely destroyed.
Any large, roughly circular depression or hole.
The basin-like opening or mouth of a volcano, through which the chief eruption comes; similarly, the mouth of a geyser, about which a cone of silica is often built up.
A hemispherical pit created by the impact of a meteorite or other object.
The pit left by the explosion of a mine or bomb.
To break, or cause something to break.
To amuse (a person) greatly; to split someone's sides.
A break in bone or cartilage.
An instance of breaking, a place where something has broken.
A fault or crack in a rock.