Amerce is a legal term which means to impose a FINE or penalty on someone. It is derived from the French word 'amercier' which means to FINE. The term is used in law to refer to the imposition of a financial penalty on someone for an offense or breach of contract. The crossword solutions for the term amerce are FINE (4 letters), PENALIZE (8 letters) and PUNISH (6 letters). All three words refer to the act of imposing a financial penalty on someone for an offense or breach of contract.