un-milled

verb

1. simple past tense and past participle of mill1.

adjective

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

adjective

1. (of coins, etc) having a grooved or fluted edge
2. made or treated in a mill