WordReference Random House Unabridged Dictionary of American English © 2025
rock•fall
(rok′fôl′),USA pronunciation n.
- an act or instance of the falling of rock, as in a cave-in or an avalanche.
- a mass of rocks that have fallen:to be trapped under a rockfall.
- rock1 + fall 1920–25
'rockfall' also found in these entries (note: many are not synonyms or translations):