Pestle - Definition

n 1: machine consisting of a heavy bar that moves vertically for
pounding or crushing ores [syn: stamp, pestle]
2: 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 [syn: pestle,
muller, pounder]
3: a club-shaped hand tool for grinding and mixing substances in
a mortar
v 1: grind, mash or pulverize in a mortar; "pestle the garlic"