n. A channel for water made by digging; a ditch; a moat. See ditch.n. A small pond or pool.n. A ridge or bank of earth thrown up in excavating canal or a ditch; specifically, such a ridge or bank thrown up to prevent low lands from being overflowed; a continuous dam confining or restraining the waters of a stream or of the sea: as, the Netherlands are defended from the sea by dikes.n. A low wall or fence of stone or turf, dividing or inclosing fields, etc. A dry dike is such a wall built without mortar. See fail-dike.n. In geology, a fissure in rocks filled with material which has found its way into it while melted, or when brought by some other means into a fluid or semi-fluid condition.To make a ditch; dig; delve. See dig.To dig; dig out; excavate. See dig.To inclose with a ditch or with ditches.To furnish with a dike; inclose, restrain, or protect by an embankment: as, to dike a river; to dike a tract of land.To surround with a stone wall.