What is "defiles"

Usage examples of "defiles".

Taran knew Coll had spoken truly when he had called the Hills of Bran-Galedd both friend and foe: the rocky troughs and narrow defiles, the sudden drops where the ground fell away sharply into frozen gorges offered the companions their only hope of delaying the deathless host moving onward like a river of iron.

Now they were hurrying, exclaiming at the way the light had suddenly gone, and anxious to get themselves home before night transformed the alleys of Rome into defiles boiling with dangers.

The rest of his troops Alfonso divided into two parties: one he left in the hands of his son Ferdinand, with orders to scour the Romagna and worry, the petty princes into levying and supporting the contingent they had promised, while with the other he himself defended the defiles of the Abruzzi.

But when he had passed the defiles of the mountains and arrived at Barberino, feeling that the town was in his power and nothing could now hinder his approach, he began to put a price on the friendship he had at first offered freely, and to impose his own conditions instead of accepting those of others.