Definitions

1. noun

A small, narrow valley or ravine, especially one formed by erosion.

“The hikers had to navigate through the steep gully to reach the mountain summit.”

2. noun

A deep, narrow trench or ditch, especially one in a road or railway.

“The gully in the highway had to be repaired before the heavy snowfall.”

3. verb

To cause something to fall or slide into a gully or valley.

“The strong winds gullyed the sand from the dunes.”