A gully, gulch, or ravine.
{{quote-text|en|year=1867|title=The Month: A Magazine and Review|page=344
a dirt cliff, especially one at the edge of a river or road
(syn)
gully (gloss)
gully, gulch, ravine, barranca
{{quote-book|es|year=1907|author=Edward Bindloss|Harold Bindloss