/bri:tʃ ||; britʃ/noun1 [C,U] breach (of sth) an act that breaks an agreement, a law, etc 违章（如违约、违法等）: Giving private information about clients is a breach of confidence. 泄露委托人的个人资料，有违保密原则。The company was found to be in breach of contract. 公司被发现有违反合同的行为。
2 [C] a break in friendly relations between people, groups, etc 关系破裂；决裂: The incident caused a breach between the two countries. 该事件导致两国关系破裂。
3 [C] an opening in a wall, etc that defends or protects sb/sth （墙等的）缺口: The waves made a breach in the sea wall. 海浪冲破了防波堤。