MOUND n.
ppearing as if thrown up artificially; a regular and isolated hill, hillock, or knoll. To thrid the thickets or to leap the mounds. Dryden. Mound bird. (Zoöl.) Same as Mound maker (below). -- Mound builders (Ethnol.), the tribe, or tribes, of North American aborigines who built, in former times, extensive mounds of ea…