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English to English noun
| 1 |
a slide of large masses of snow and ice and mud down a mountain |  | source: wordnet30
| 2 |
a sudden appearance of an overwhelming number of things |  | Example: the program brought an avalanche of mail
source: wordnet30
| 3 |
A large mass or body of snow and ice sliding swiftly down a mountain side, or falling down a precipice. |  | source: webster1913 verb
| 4 |
gather into a huge mass and roll down a mountain, of snow |  | source: wordnet30
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