• Exhalation; volatile matter (esp. noxious vapor or smoke) ascending in a dense body; smoke; vapor; reek; as, the fumes of tobacco. • Rage or excitement which deprives the mind of self-control; as, the fumes of passion. • Anything vaporlike, unsubstantial, or airy; idle conceit; vain imagination. • The incense of praise; inordinate flattery. • To smoke; to throw off fumes, as in combustion or chemical action; to rise up, as vapor. • To be as in a mist; to be dulled and stupefied. • To pass off in fumes or vapors. • To be in a rage; to be hot with anger. • To expose to the action of fumes; to treat with vapors, smoke, etc.; as, to bleach straw by fuming it with sulphur; to fill with fumes, vapors, odors, etc., as a room. • To praise inordinately; to flatter. • To throw off in vapor, or as in the form of vapor.