(1):
(n.) Empty talk; contemptible nonsense; trash; humbug.
(2):
(n.) Figure; outline; show.
(3):
(n.) The lower part of a blast furnace, which slopes inward, or the widest space at the top of this part.
(4):
(n.) 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.
(5):
(n.) In forging and smelting, a trough in which tools and ingots are cooled.