- A mistake is an unintentional error, in legal matters or paperwork, where there is no sign of dishonest intentions, and typically calls for lenience or remedial action from the court
- A mistake can also describe a situation where a person holds a false belief
- In contract law, a mistake can refer to the state of misunderstanding or misuse of facts during the creation of an agreement which may lead to its modification or annulment
- In criminal law, a mistake could refer to a misapprehension when an alleged crime occurs as presented by the accused
- Her lawyer argued that she signed the contract under the belief that it contained different terms, hence it was a mistake and should be rescinded.
- The defendant filed a motion to correct a mistake in his plea, claiming he misunderstood the charges against him.
- A mistake in the lease agreement regarding the property boundaries warranted the court to order its reformation.