pothole
pot.hole \-.ho-l\ n 1: a circular hole formed in the rocky bed of a river by the grinding actio n of stones or gravel whirled round by the water 2: a pot-shaped hole in a road surface
Webster's English Dictionarypot.hole \-.ho-l\ n 1: a circular hole formed in the rocky bed of a river by the grinding actio n of stones or gravel whirled round by the water 2: a pot-shaped hole in a road surface