1. [ noun ] (military,arms) a muzzle-loading high-angle gun with a short barrel that fires shells at high elevations for a short range
Synonyms: trench_mortar howitzer
Related terms: high-angle_gun
2. [ verb ] plaster with mortar

"mortar the wall"

Related terms: plaster masonry
3. [ noun ] used as a bond in masonry or for covering a wall
Related terms: building_material cement
4. [ noun ] a bowl-shaped vessel in which substances can be ground and mixed with a pestle
Related terms: vessel
Similar spelling:   mortuary