BODY-POST. An additional stern-post introduced at the fore-part of an aperture cut in the dead-wood in a ship fitted with a screw-propeller.

BOG. A marsh, or a tract of land, which from its form and impermeable bottom retains stagnant water. (See [Quagmire].)

BOG-BLUTER. A northern name for the bittern, from its habit of thrusting its bill into marshy places.

BOG-TROTTER. Any one who lives among marshy moors, but generally applied to the Emeralders.

BOGUE, To. To drop off from the wind. To edge away to leeward with the wind; not holding a good wind, and driving very much to leeward. Used only to clumsy inferior craft.

BOGUE. Mouth of a river; hence disembogue. Bogue forts, China.

BOHEMIAN. A conceited dawdler in his duties. Shakspeare ridicules Simple as a Bohemian Tartar; both of which terms were applied to gipsies.

BOILER. Of a steam-engine, made of wrought iron, or copper-plates, which being partly filled with water, and having fire applied to the outside, generates steam to supply the engine.

BOILERS. Termed coppers; the ship's cooking utensils, of iron or copper.

BOILING. The "whole boiling" means the entire quantity, or whole party; applied to number or quantity. A contemptuous epithet.