A*merce" (&adot;*m&etilde;rs"), v. t. [imp. & p. p. Amerced (&adot;*m&etilde;rst"); p. pr. & vb. n. Amercing.] [OF. amercier, fr. a merci at the mercy of, liable to a punishment. See Mercy.] 1. To punish by a pecuniary penalty, the amount of which is not fixed by law, but left to the discretion of the court; as, the court amerced the criminal in the sum of one hundred dollars.

&fist; The penalty or fine may be expressed without a preposition, or it may be introduced by in, with, or of.

2. To punish, in general; to mulct.

Millions of spirits for his fault amerced
Of Heaven.
Milton.

Shall by him be amerced with penance due.
Spenser.