Definitions
1.nounA mixture of lime or cement, sand and water used for bonding building blocks.
2.nounA muzzle-loading, indirect fire weapon with a tube length of 10 to 20 calibers and designed to lob shells at very steep trajectories.
3.nounA hollow vessel used to pound, crush, rub, grind or mix ingredients with a pestle.
4.verbTo use mortar or plaster to join two things together.
5.verbTo pound in a mortar.
6.verbTo fire a mortar (weapon).