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n. (Mil.) Any construction, whether a temporary breastwork or permanent fortification, for attack or defense, the material of which is chiefly earth. (Engin.) (a) The operation connected with excavations and embankments of earth in preparing foundations of buildings, in constructing canals, railroads, etc. (b) An embankment or construction made of earth.

 - n. (Zool.) Any worm of the genus Lumbricus and allied genera, found in damp soil. One of the largest and most abundant species in Europe and America is L. terrestris; many others are known; - called also angleworm and dewworm. A mean, sordid person; a niggard.