D defs.my
Entry 1 sense Webster, 1913

Milling

/mĭl'-ĭng/ · Mill·ing · IPA /ˈmɪlɪŋ/
01 n. The act or employment of grinding or passing through a mill; the process of fulling; the process of making a raised or intented edge upon c…
  1. 1.
    The act or employment of grinding or passing through a mill; the process of fulling; the process of making a raised or intented edge upon coin, etc.; the process of dressing surfaces of various shapes with rotary cutters. See Mill. See: Mill
Phrases & compounds
High milling — milling in which grain is reduced to flour by a succession of crackings, or of slight and partial crushings, alternately with sifting and sorting the product.
Low milling — milling in which the reduction is effected in a single crushing or grinding.
Milling cutter — a fluted, sharp-edged rotary cutter for dressing surfaces, as of metal, of various shapes.
Milling machine — a machine tool for dressing surfaces by rotary cutters.
Milling tool — a roller with indented edge or surface, for producing like indentations in metal by rolling pressure, as in turning; a knurling tool; a milling cutter.