Definitions
1.NounA trench, ravine or narrow channel which was worn by water flow, especially on a hillside.
2.NounA small valley.
3.NounA drop kerb.
4.NounA road drain.
5.NounA fielding position on the off side about 30 degrees behind square, between the slips and point; a fielder in such a position
6.NounA grooved iron rail or tram plate.
7.VerbTo flow noisily.
8.VerbTo wear away into a gully or gullies.
9.Verb↑ Samuel Johnson (15 April 1755), “GULLY”, in A Dictionary of the English Language: […], volume I (A–K), London: […] W[illiam] Strahan, for J[ohn] and P[aul] Knapton; […], →OCLC.
10.NounA large knife.