Loam /(lōm)/

Loam

n.
  1. A kind of soil; an earthy mixture of clay and sand, with organic matter to which its fertility is chiefly due.
    We wash a wall of loam; we labor in vain.
  2. A mixture of sand, clay, and other materials, used in making molds for large castings, often without a pattern. (Founding)

Phrases & Compounds
Loam mold
a mold made with loam. See Loam, n., 2.
Loam molding
the process or business of making loam molds.
Loam plate
an iron plate upon which a section of a loam mold rests, or from which it is suspended.
Loam work
loam molding or loam molds.

Loam

v. i.

imp. & p. p. Loamed; p. pr. & vb. n. Loaming

  1. To cover, smear, or fill with loam.