/ Dictionary / Index A amerce: Meaning and Definition of Find definitions for: a•merce Pronunciation: (u-mûrs'), [key] — a•merced, a•merc•ing. to punish by imposing a fine not fixed by statute. to punish by inflicting any discretionary or arbitrary penalty. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: amerce (Thesaurus) Amerasian America Related Content Daily Word Quiz: abstain Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language