1. a deep ravine or gulch, especially one formed by running water
Usage: Western US
2. a small stream or creek
Usage: Western US
3. a solidified lava flow
Usage: geology

Examples

• The hikers descended into the narrow coulee to find shelter from the wind.
• Water rushed down the coulee after the heavy spring rains.
• The ranch was located near a small coulee that provided water for the cattle.
• Ancient lava flows created several coulees in the volcanic landscape.
• The coulee carved a deep channel through the prairie over thousands of years.
• We followed the coulee upstream to its source in the hills.