BATTERY n.
he tools and materials for repair of the carriages, etc., of the battery. -- In battery, projecting, as a gun, into an embrasure or over a parapet in readiness for firing. -- Masked battery, a battery artificially concealed until required to open upon the enemy. -- Out of battery, or From battery, withdrawn, as a gu…
BLOCKHOUSE n.
s for military defense, having its sides loopholed for musketry, and often an upper story projecting over the lower, or so placed upon it as to have its sides make an angle wit the sides of the lower story, thus enabling the defenders to fire downward, and in all directions; -- formerly much used in America and Germany…