›[C or U]LAWan action that breaks a law, agreement, rule, etc.: The first violation can result in a $150 fine.a violation of sthUnpaid overtime is a violation of corporate policy.in violation of sthIt was clear that they had acted in violation of the rules.a traffic/probation/safety violation
›[C]SOCIAL RESPONSIBILITYan action that does not show respect for an important principle: a violation of sthHe said the leaked report was a violation of the confidentiality of the investigation.The black market for body organs is a violation of human dignity.