breach of contract ˌbreach of ˈcontract noun breaches of contract PLURALFORM [countable, uncountable] LAW
when someone fails to do something that they have agreed to do in a contract:
• Watson had to pay more than £55 million in damages for breach of contract.
• Their tactic was to say that all striking drivers were in breach of contract, and fire them.
Financial and business terms. 2012.