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The scum or refuse matter which is thrown off, or falls from, metals in smelting the ore, or in the process of melting; recrement.

liquids,or in the mouth of an animal, by violent agitation or fermentation; froth; spume; scum; as, the foam of the sea. Foam cock, in steam boilers, a cock at the water level, to blow off impurities.

The great woolly mullein (Verbascum Thapsus).

A plant of the genus Verbascum (V. Thapsus); the common mullein. [Also high-taper and hag-taper.]

an inconsiderable distance; an inconsiderable quantity, degree, value, or sum. "The baser scum and inconsiderable dregs of Rome." Stepney. -- In`con*sid"er*a*ble*ness, n. -- In`con*sid"er*a*bly, adv.

To spread over the surface as a covering; to overspread; as, the scum mantled on the pool. Though mantled in her cheek the blood. Sir W. Scott.

A parasitic evergreen plant of Europe (Viscum album), bearing a glutinous fruit. When found upon the oak, where it is rare, it was an object of superstitious regard among the Druids. A bird lime is prepared from its fruit. [Written also misletoe, misseltoe, and mistleto.] Lindley. Loudon.

lothes moth. See Miller, 3, (a). -- Moth mullein (Bot.), a common herb of the genus Verbascum (V. Blattaria), having large wheel-shaped yellow or whitish flowers.

Any plant of the genus Verbascum. They are tall herbs having coarse leaves, and large flowers in dense spikes. The common species, with densely woolly leaves, is Verbascum Thapsus. Moth mullein. See under Moth. -- Mullein foxglove, an American herb (Seymeria macrophylla) with coarse leaves and yellow tubular flowers w…

A substance resembling starch, found in the green frothy scum formed on the surface of stagnant water.

A kind of intoxicating liquor distilled from cane juice, or from the scumming of the boiled juice, or from treacle or molasses, or from the lees of former distillations. Also, sometimes used colloquially as a generic or a collective name for intoxicating liquor. Rum bud, a grog blossom. [Colloq.] -- Rum shrub, a drink…

A whitish substance which is cast up, as a scum, from the materials of glass in fusion, and, floating on the top, is skimmed off; -- called also glass gall. [Formerly written also sandever.]

To clear (a liquid) from scum or substance floating or lying thereon, by means of a utensil that passes just beneath the surface; as, to skim milk; to skim broth.

See Scum.

Frothy matter raised on liquids by boiling, effervescence, or agitation; froth; foam; scum. Materials dark and crude, Of spiritous and fiery spume. Milton.

Consisting of, containing, or covered with, froth, scum, or foam; frothy; foamy. The spumous and florid state of the blood. Arbuthnot. The spumy waves proclaim the watery war. Dryden.

ear, viscous, tasteless substance extracted from the mucilaginous sap of the mistletoe (Viscum album), holly, etc., and constituting an essential ingredient of birdlime.

A mixture of dunder, molasses, water, and scummings, used in the West Indies for distillation. B. Edwards.