a club-shaped hand tool for grinding and mixing substances in a mortar | the means whereby some act is accomplished |
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 | an implement used in the practice of a vocation |
machine consisting of a heavy bar that moves vertically for pounding or crushing ores | obscene terms for penis |
| a person who is controlled by others and is used to perform unpleasant or dishonest tasks for someone else |