Source : Webster's Revised Unabridged Dictionary (1913)

Fume \Fume\, v. i. [imp. & p. p. {Fumed}; p. pr. & vb. n.
   {Fuming}.] [Cf. F. fumer, L. fumare to smoke. See {Fume}, n.]
   1. To smoke; to throw off fumes, as in combustion or chemical
      action; to rise up, as vapor.

            Where the golden altar fumed.         --Milton.

            Silenus lay, Whose constant cups lay fuming to his
            brain.                                --Roscommon.

   2. To be as in a mist; to be dulled and stupefied.

            Keep his brain fuming.                --Shak.

   3. To pass off in fumes or vapors.

            Their parts pre kept from fuming away by their
            fixity.                               --Cheyne.

   4. To be in a rage; to be hot with anger.

            He frets, he fumes, he stares, he stamps the ground.
                                                  --Dryden.

            While her mother did fret, and her father did fume.
                                                  --Sir W.
                                                  Scott.

   {To tame away}, to give way to excitement and displeasure; to
      storm; also, to pass off in fumes.

Fuming \Fum"ing\, a.
   Producing fumes, or vapors.

   {Cadet's fuming liquid} (Chem.), alkarsin.

   {Fuming liquor of Libsvius} (Old Chem.), stannic chloride;
      the chloride of tin, {SnCl4}, forming a colorless, mobile
      liquid which fumes in the air. Mixed with water it
      solidifies to the so-called butter of tin.

   {Fuming sulphuric acid}. (Chem.) Same as {Disulphuric acid},
      uder {Disulphuric}.