The bed in a gun-carriage.

In various technical uses (from 10 11). Gunnery. The portion of a gun-carriage upon which the gun rests; formerly spec. a movable block of wood…

in Gunnery (see quots.).

(a) the part of a gun carriage on which the mortar rests (now rare); †(b) the bed on which the ore is crushed in a stamp mill (obsolete).

Concrete uses. ‘A semicircular plank fixed up under the beams near the fore-end of the tiller, which it supports’ (Rudim. Navig. 1850); a similar…

a movable stool-bed in a gun-carriage; also attributive, as swing-bed-plate.

Technical senses. A support in which a gun is laid to hold it steady when drilling the vent or bouching. Obsolete.

(see quot. 1879).

A support in or on which something is set or placed, or to which something is fixed, esp. for the… A base to which a cannon or other gun is…