01 n. A large mass or body of snow and ice sliding swiftly down a mountain side, or falling down a precipice.
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1.
A large mass or body of snow and ice sliding swiftly down a mountain side, or falling down a precipice.
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2.
A fall of earth, rocks, etc., similar to that of an avalanche of snow or ice.
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3.
A sudden, great, or irresistible descent or influx of anything.