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Webster 1913 Edition

Noun.

The noise of many things falling and breaking at once.

There shall be . . . a great

crashing

from the hills.

Zeph. i. 10.

Noun.

The sound of many things falling and breaking at once.

There shall be a great crashing from the hills. Zephaniah 1.

crashing

crashing ‎(plural crashings)

The sound or action of something that crashes.
the ceaseless crashings of waves on the beach