1. a slide of large masses of snow and ice and mud down a mountain • Hypernyms: slide • Hyponyms: lahar 2. a sudden appearance of an overwhelming number of things - the program brought an avalanche of mail • Hypernyms: happening, occurrence, occurrent, natural event
II - verb
gather into a huge mass and roll down a mountain, of snow • Syn: roll down • Hypernyms: descend, fall, go down, come down • Verb Frames: - Something ----s