/ˈɡʌli/
noun
A trench, ravine or narrow channel which was worn by water flow, especially on a hillside.A small valley.A drop kerb.A road drain.A fielding position on the off side about 30 degrees behind square, between the slips and point; a fielder in such a positionA grooved iron rail or tram plate.verb
To flow noisily.To wear away into a gully or gullies.