D defs.my
Entry 3 senses Webster, 1913

Avalanche

/ăv'-əl-ănchˌ/ · Av·a·lanche · IPA /ˈævəlæn(t)ʃ/
01 n. A large mass or body of snow and ice sliding swiftly down a mountain side, or falling down a precipice.
  1. 1.
    A large mass or body of snow and ice sliding swiftly down a mountain side, or falling down a precipice.
  2. 2.
    A fall of earth, rocks, etc., similar to that of an avalanche of snow or ice.
  3. 3.
    A sudden, great, or irresistible descent or influx of anything.