2. (n.) A sweetheart; a beau.
3. (n.) The removable flange, or cover, of a piston
4. (n.) A gland.
5. (n.) The part of a machine that receives motion from another part. See Driver.
6. (n.) Among law stationers, a sheet of parchment or paper which is added to the first sheet of an indenture or other deed.