What is "incuse"

Incuse \In*cuse"\, a. [See Incuse, v. t.] (Numismatics) Cut or stamped in, or hollowed out by engraving. ``Irregular incuse square.''
--Dr. W. Smith.

Incuse \In*cuse"\, Incuss \In*cuss"\, v. t. [L. incussus, p. p. of incutere to strike. See 1st In-, and Concuss.] To form, or mold, by striking or stamping, as a coin or medal.

1. hammered or pressed in (usually on a coin) n. an impression hammered or pressed (onto a coin) v

2. (context transitive English) To hammer or press (usually onto a coin)