Joint

1. the place at which two things, or separate parts of one thing, are joined or united, either rigidly or in such a way as to permit motion; juncture. 2. a connection between pieces of wood, metal, or the like, often reinforced with nails, screws, or glue. 3. Anatomy, Zoology. the movable or fixed place or part where two bones or elements of a skeleton join. the form or structure of such a part, as a ball-and-socket, hinge, pivot, etc. 4. Chiefly British. one of the large portions into which a section of meat is divided by a butcher, as the shoulder or leg, especially as served at a dining table. 5. Slang. a marijuana cigarette. 6. Slang. a dirty, cheap, or disreputable place of public accommodation or entertainment, especially a restaurant or nightclub. a place or establishment, as a hotel, restaurant, etc.: We stayed in a very classy joint near the ocean. 7. Biology. a part, especially of a plant, insect, etc., connected with another part by an articulation, node, or the like. a portion between two articulations, nodes, or the like. 8. Botany. the part of a stem from which a branch or leaf grows; node. 9. Geology. a fracture plane in rocks, generally at right angles to the bedding of sedimentary rocks and variously oriented in igneous and metamorphic rocks, commonly arranged in two or more sets of parallel intersecting systems. 10. Mathematics, knot1 (def 12). 11. the joint, Slang. prison: He got out of the joint just before Christmas. 12. Slang: Vulgar. penis.