Miserere

The name and first word of one of the penitential psalms (Ps. li., 1), being that which was commonly used to be given by the ordinary to such condemned malefactors as were allowed the benefit of clergy; whence it is also called the "psalm of mercy."

Wharton.

MI8ERIC0RDIA (Lat) An arbitrary or discretionary amercement. To be in mercy is to be liable to such punis so called because the party is in mercy, and to distinguish this fine from redemptions, or heavy fines.

Spelman. See Co. Litt. 126b; Madd. c. 14.