Fumárium, huius fumárij. n. gen. Martial. The shanke, shafte, or tonnell of a chinmey. Also, a smokie place where wine was apde to make it sooner olde.
Lewis and Short: Latin dictionary
fūmārĭum, ii, n. [fumus], a smokechamber for ripening wine, Col. 1, 6, 19 sq.; Mart. 10, 36, 1; Vulg. Osee, 13, 3.