1. （捣研草药、调料、谷物等的）捣锤，碾槌，杵
A pestle is a short rod with a thick round end. It is used for crushing things such as herbs, spices, or grain in a bowl called a mortar.
1. a club-shaped hand tool for grinding and mixing substances in a mortar
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
3. machine consisting of a heavy bar that moves vertically for pounding or crushing ores
Synonym: stamp