- Offence is another word for offense, which is a wrongdoing or discourtesy.
When you break a legal rule or a social norm, this is an example of an offence.
offence definition by Webster's New World
Webster's New World College Dictionary Copyright © 2010 by Wiley Publishing, Inc., Cleveland, Ohio. Used by arrangement with John Wiley & Sons, Inc.
offence definition by American Heritage Dictionary
noun Chiefly British
Variant of offense.