| n. | 1. | A large mass or body of snow and ice sliding swiftly down a mountain side, or falling down a precipice. |
| 2. | A fall of earth, rocks, etc., similar to that of an avalanche of snow or ice. | |
| 3. | A sudden, great, or irresistible descent or influx of anything. |
| Noun | 1. | avalanche - a slide of large masses of snow and ice and mud down a mountain |
| 2. | avalanche - a sudden appearance of an overwhelming number of things; "the program brought an avalanche of mail" | |
| Verb | 1. | avalanche - of snow masses in the mountains Synonyms: roll down |
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