n. One who or that which presses. Especiallyn. One who works a press of any kind.n. In ceramics, the workman who molds the handles, ears, and decorative reliefs to be applied to a pottery vessel before firing.n. One who inculcates or enforces with argument or importunity.n. In machinery: In a knitting-machine, a bar which forces the barb of the needle into the groove of the shank to free the loop of yarn.n. In a sewing-machine, the presser-foot which holds the fabric under the needle. See cut under presser-foot.n. A form of ironing-machine.n. In spinning, the pressure-roller of a drawing-frame, or the spring-finger of a bobbin-frame.n. A part in a foundry molding-machine which presses down or rams the sand in the mold.