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English definition of “mortar”

mortar

noun uk   /ˈmɔː.tər/ us    /ˈmɔːr.tɚ/

mortar noun (MIXTURE)

[U] a mixture of sand, water, and cement or lime that is used to fix bricks or stones to each other when building walls

mortar noun (GUN)

[C] a large gun with a short, wide barrel (= part shaped like a tube) which fires bombs or other explosives very high into the air, or an explosive device shot from such a gun

mortar noun (BOWL)

[C] a hard, strong bowl in which substances are crushed into a powder by hitting or rubbing them with a pestle (= heavy tool): Use a pestle and mortar to crush the spices.
(Definition of mortar from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
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