Synonym: ditch, gorge, gulch, gulf, ravine, valley. Similar words: gullibility, sully, ruefully, carefully, hopefully, purposefully, disdainfully, successfully. Meaning: ['gʌlɪ] 
n. deep ditch cut by running water (especially after a prolonged downpour).
n. deep ditch cut by running water (especially after a prolonged downpour). 61. Gully erosion damages land resources and causes site off environmental problems.
62. Waterfall Gully was also the site of Burnside's "first secondary industry".
63. A deep gully between the two mountains can be seen from here.
More similar words: gullibility, sully, ruefully, carefully, hopefully, purposefully, disdainfully, successfully, engulf, regular, engulfed, regulate, regulator, irregular, coagulate, regularly, regulatory, triangular, regularity, regulation, Bull., bull, mull, pull, full, skull, bullet, in full, pull in, pull off.