Fume, v. i. [imp. & p. p. Fumed p. pr. & vb. n. Fuming.]
1. To smoke; to throw off fumes, as in combustion or chemical action; to rise up, as vapor.
Where the golden altar fumed. --Milton.
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 are 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 fume away, to give way to excitement and displeasure; to storm; also, to pass off in fumes.
Fum·ing, a. Producing fumes, or vapors.
Cadet's fuming liquid Chem., alkarsin.
Fuming liquor of Libavius 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.