avalanched Definition

1. The rapid movement of a large mass of snow or ice down a mountain slope under the force of gravity.

Thesaurus: landslide, cascade, deluge, torrent, inundation, barrage, cataclysm.
2. A sudden appearance or onslaught of a large number of people or things or a large amount of something.

Example: His book met with an avalanche of criticism

intr
avalanched, avalanching
1. To come down like an avalanche.