(1):
(n.) A wall-like mass of mineral matter, usually an intrusion of igneous rocks, filling up rents or fissures in the original strata.
(2):
(v. t.) To surround or protect with a dike or dry bank; to secure with a bank.
(3):
(n.) An embankment to prevent inundations; a levee.
(4):
(n.) A ditch; a channel for water made by digging.
(5):
(v. i.) To work as a ditcher; to dig.
(6):
(v. t.) To drain by a dike or ditch.
(7):
(n.) A wall of turf or stone.