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Mortar or the like, laid between the joists under the boards of a floor, or within a partition, to deaden sound; -- in the United States usually called deafening.

limb, with a plumb line or spirit level, and an arm by which it is applied to a cannon or mortar in adjusting it to the elevation required for attaining the desired range. -- Gunter's quadrant. See Gunter's quadrant, in the Vocabulary. Hadley's quadrant, a hand instrument used chiefly at sea to measure the altitude of…

A rod or stick used by masons in mixing hair with mortar.

A piece of wood hafted into a long stick, and serving to beat out mortar. Elmes.

Specifically (Arch.), to fill up the joints of, as stones in buildings when the mortar has been dislodged by age and the action of the weather. Gwilt.

A small mortar.

or to fill up between the facing courses of walls. Inside [the wall] there was rubble or mortar. Jowett (Thucyd. ).

ad or cake which has been made brown and crisp, and afterwards grated, or pulverized in a mortar.

A hollow projectile, of various shapes, adapted for a mortar or a cannon, and containing an explosive substance, ignited with a fuse or by percussion, by means of which the projectile is burst and its fragments scattered. See Bomb.

apply something to, in a hasty, careless, or rough manner; to roughcast; as, to slapdash mortar or paint on a wall, or to slapdash a wall. [Colloq.] Halliwell.

The part of a mortar extending from the chamber to the trunnions.

Bitumen. [Archaic] Slime had they for mortar. Gen. xi. 3.

To macerate, and render fit for plaster or mortar; as, to sour lime for business purposes.

rounded stones. "Dumb as a stone." Chaucer. They had brick for stone, and slime . . . for mortar. Gen. xi. 3.

To cut off, as a mortar joint, even with the face of the wall, or inward at a slight angle.

ious ingredients; due mixture of different qualities; just combination; as, the temper of mortar.

A small mortar on the end of a staff.

the powerful explosion which follows on slight resistance. It is used chiefly in 12-inch mortars.

given expenditure; -- called also mile run. -- Train of artillery, any number of cannon, mortars, etc., with the attendants and carriages which follow them into the field. Campbell (Dict. Mil. Sci.). -- Train of mechanism, a series of moving pieces, as wheels and pinions, each of which is follower to that which drive…

osed trachytic cinders; -- sometimes used as a cement. Hence, a coarse sort of plaster or mortar, durable in water, and used to line cisterns and other reservoirs of water. [Formerly written also tarras, tarrace, terras.]