·noun Figure; outline; show.
II. Bosh ·noun Empty talk; contemptible nonsense; trash; humbug.
III. Bosh ·noun In forging and smelting, a trough in which tools and ingots are cooled.
IV. Bosh ·noun The lower part of a blast furnace, which slopes inward, or the widest space at the top of this part.
V. Bosh ·noun 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.