n. 1. Soil composed of a mixture of sand, clay, silt, and organic matter. 2. A mixture of moist clay and sand, and often straw, used especially in making bricks and foundry molds. tr.v. loamed, loam·ing, loams To fill, cover, or coat with loam. [Middle English lam, lom, clay, from Old English lām; see lei- in the Appendix of Indo-European roots.] loamy adj. |
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