noun.
In geology, a cylindrical mass of lava, a remnant of the last eruption from a volcanic vent, which chilled in the conduit and plugged it up. See neck, 6 , and stock, 35.
noun.
A book that does not sell at all.
noun.
In stone-cutting, a wedge which is driven into a hole that has been drilled in a stone for the purpose of splitting it. For large pieces of stone a series of holes is drilled and a wedge or plug driven into each.
noun.
In a steam-engine: A plug-rod; a plug-frame.
noun.
A safety-plug; a fusible plug inserted in a boiler and made of some alloy which will melt if the temperature of the metal plate of the shell rises above a certain point by reason of low water.
noun.
Same as peg, 7.
noun.
A piece of wood or other substance, usually in the form of a peg or cork, used to stop a hole in a vessel; a stopple; a bung or stopper of any kind.
noun.
A peg, wedge, or other appliance driven in, or used to stop a hole or fill a gap. ,
noun.
A wedge-pin forced between a rail and its chair on a railway.
noun.
A spigot driven into place, as in a barrel, in contradistinction to one screwed in.
noun.
A wooden stopper fitted in the opening of the pump on a ship's deck during a storm, to protect the water-tanks against lightning; a pump-stopper.
noun.
A small piece of some substance, as metallic foil, used by a dentist to fill the cavity of a decayed tooth.
noun.
A branch pipe from a watermain, leading to a point where a hose can be conveniently attached, and closed by a cap or plug; a fire-plug.
noun.
In die-sinking, a cylindrical piece of soft steel the end of which is fitted to a matrix.
noun.
A flat oblong cake of pressed tobacco.
noun.
A man's silk or dress hat; a plug-hat.
noun.
A worn, damaged, unfashionable, or otherwise injured article, which, by reason of its defects, has become undesirable, unsalable, or in a condition rendering it difficult to sell without a large reduction of its price, as a shelf-worn book, or an old horse worn down by hard work. Also old plug.
noun.
A short, thick-set person.
noun.
A workman who has served no regular apprenticeship.