- A legal defense principle stating that someone seeking justice from the court must not be guilty of unethical conduct regarding the matter in dispute. If proven guilty of such conduct, their request will be refused or dismissed. The burden of proof lies with the defendant asserting this defense
- The judge dismissed the case because the plaintiff had unclean hands due to their unethical conduct.
- The defendant cited unclean hands in her defense, providing evidence that the accuser had engaged in dishonest practices.
- In court, they used the unclean hands doctrine to prove that the complainant was not eligible for assistance, having manipulated contractual documentation.