DictionarydefileNarrow passage
noun / verb

defile

A narrow passage through which people move in a line.

The hikers enter a rocky defile and continue in single file.

Etymology

French défiler meant to march in a line. A narrow passage forces people or troops into that arrangement, giving the movement’s name to the passage itself.

More examples

  • The map shows two defiles through the ridge.
  • A fallen tree blocks the entrance to the defile.
  • The soldiers defile through the narrow gate.

Forms

defile · defiles · defiled · defiling

Similar words

pass
A route through mountains, not necessarily narrow or constricted.
gorge
A deep, steep-sided valley, not necessarily a usable passage.