Source : Webster's Revised Unabridged Dictionary (1913)

Fumous \Fum"ous\, a. [L. fumosus, fr. fumus smoke: cf. F.
   fumeux.]
   1. Producing smoke; smoky.

   2. Producing fumes; full of fumes.

            Garlic, onions, mustard, and such-like fumous
            things.                               --Barough
                                                  (1625).