the GNU version of the Collaborative International Dictionary of English
v. To punish by a pecuniary penalty, the amount of which is not fixed by law, but left to the discretion of the court.
v. To punish, in general; to mulct.
The Century Dictionary and Cyclopedia
To punish by an arbitrary or discretionary fine: as, the court amerced the defendant in the sum of $100.
To punish by inflicting a penalty of any kind, as by depriving of some right or privilege, or entailing some loss upon.
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
v. punish with an arbitrary penalty
v. punish by a fine imposed arbitrarily by the discretion of the court
Word Usage
"Whether you relate to the youth on the quest of nobility, the rogue along for the ride, or the princess risking everything for those she loves, you can amerce your self in it."