Meaning of pestle

Definition of pestle

(noun) machine consisting of a heavy bar that moves vertically for pounding or crushing ores
a heavy tool of stone or iron (usually with a flat base and a handle) that is used to grind and mix material (as grain or drugs or pigments) against a slab of stone
a club-shaped hand tool for grinding and mixing substances in a mortar
(verb) grind, mash or pulverize in a mortar; "pestle the garlic"

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