縵な面め

noun

smooth unlettered back of an old zeni coin

Archaic numismatic term referring to the blank reverse side of certain old Japanese coins (zeni). Not used in modern everyday language.

See also: 銭 (ぜに)

• 古こ銭せんの縵な面めには何なにも刻きざまれていない。

  Nothing is engraved on the smooth back of the old coin.