pestle

American Heritage® Dictionary of the English Language, Fourth Edition

1. n. A club-shaped, hand-held tool for grinding or mashing substances in a mortar.
2. n. A large bar moved vertically to stamp or pound, as in a press or mill.
3. v. To pound, grind, or mash with or as if with a pestle.
4. v. To use a pestle.

Century Dictionary and Cyclopedia

1. n. An instrument for pounding and breaking a substance in a mortar.
2. n. In machinery:
3. n. The vertically moving bar of a stamp-mill.
4. n. One of the pounders or mallets used in a fulling-mill.
5. n. The leg of certain animals, especially of the pig.
6. n. A short staff carried by a constable or bailiff. Compare mace.
7. To break or pound with a pestle; pulverize, grind, or rub with a pestle, as in a mortar.
8. To use a pestle; pound.

Wiktionary

1. n. A club-shaped, round-headed stick used in a mortar to pound, crush, rub or grind things.
2. v. To pound, crush, rub or grind (things), as in a mortar with a pestle.

GNU Webster's 1913

1. n. An implement for pounding and breaking or braying substances in a mortar.
2. n. obsolete A constable's or bailiff's staff; -- so called from its shape.
3. n. The leg and leg bone of an animal, especially of a pig.
4. v. To pound, pulverize, bray, or mix with a pestle, or as with a pestle; to use a pestle.

WordNet 3.0

1. n. machine consisting of a heavy bar that moves vertically for pounding or crushing ores
2. v. grind, mash or pulverize in a mortar
3. n. a club-shaped hand tool for grinding and mixing substances in a mortar
4. n. 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