gulch

Short definition from Wiktionary

Verb

1. 1
   To swallow greedily; to gulp down.
2. 2
   To fall heavily.

Noun

1. 1
   A ravine-like or deep V-shaped valley, often eroded by flash floods; shallower than a canyon and deeper than a gully.
2. 2
   An act of gulching or gulping.
3. 3
   A glutton.