1. (of a coin) struck by a mill or press and usually finished with transverse ribs or grooves: milled dimes and quarters.
  2. ground or hulled in a mill: milled wheat.
  3. pressed flat by rolling: milled board.
  4. Obsolete. (of metal) polished by mechanical means: a suit of milled armor.

Origin of milled

First recorded in 1615–25; mill1 + -ed2
Related formsun·milled, adjective Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

British Dictionary definitions for un-milled


  1. (of coins, etc) having a grooved or fluted edge
  2. made or treated in a mill
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012