hemmer

/HH EH1 M ER0/
noun
  1. 1

    A device, attached to a sewing machine, that turns over the edge of a fabric before stitching it down.

  2. 2

    A tool for turning over the edge of sheet metal to make a hem.

  3. 3

    One who, or that which, hems.

  4. 4

    A surname.