n. 1. A pile of earth, gravel, sand, rocks, or debris heaped for protection or concealment. 2. A natural elevation, such as a small hill. 3. A group of things collected in a mass or heap: found his keys in a mound of laundry. See Synonyms at heap. 4. often mounds A great deal; a lot: has mounds of homework to finish. 5. Archaeology A large artificial pile of earth or stones often marking a burial site. 6. Baseball The slightly elevated pitcher's area in the center of the diamond. 7. Archaic A hedge or fence. tr.v. mound·ed, mound·ing, mounds To heap into a raised mass: mounded the dirt around the plants. [Origin unknown.] |
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