'Couloir' definitions:

Definition of 'Couloir'

From: GCIDE
  • Couloir \Cou`loir"\ (k??`lw?r"), n. [F., a strainer.]
  • 1. A deep gorge; a gully. [1913 Webster]
  • 2. (Hydraul. Engin.) A dredging machine for excavating canals, etc. [1913 Webster]