/kooh"lee/ , n.
1. Chiefly Western U.S. and Western Canada. a deep ravine or gulch, usually dry, that has been formed by running water.
2. a small valley.
3. a low-lying area.
4. a small intermittent stream.
5. Geol. a stream of lava.
[ 1800-10, Amer.; coulé, ptp. of couler to flow colare to filter, strain, deriv. of colum strainer, sieve; cf. COLANDER, PORTCULLIS ]