\Flat"ting\, n.
1. The process or operation of making flat, as a cylinder of
   glass by opening it out.
2. A mode of painting,in which the paint, being mixed with
   turpentine, leaves the work without gloss. --Gwilt.
3. A method of preserving gilding unburnished, by touching
   with size. --Knolles.
4. The process of forming metal into sheets by passing it
   between rolls.
{Flatting coat}, a coat of paint so put on as to have no
   gloss.
{Flatting furnace}. Same as {flattening oven}, under
   {Flatten}.
{Flatting mill}.
   (a) A rolling mill producing sheet metal; esp., in mints,
       the ribbon from which the planchets are punched.
   (b) A mill in which grains of metal are flatted by steel
       rolls, and reduced to metallic dust, used for purposes
       of ornamentation.