Bosh, n.; pl. Boshes
  1. One of the sloping sides of the lower part of a blast furnace; also, one of the hollow iron or brick sides of the bed of a puddling or boiling furnace.
  2. pl. The lower part of a blast furnace, which slopes inward, or the widest space at the top of this part.
  3. In forging and smelting, a trough in which tools and ingots are cooled.
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