A more thorough explanation:

Term: AFF'D

Definition: Aff'd is an abbreviation for "affirmed," which means that a court has upheld a lower court's decision.

Example: The appellate court reviewed the case and aff'd the lower court's decision to dismiss the lawsuit.

Explanation: In this example, the appellate court reviewed the case and agreed with the lower court's decision to dismiss the lawsuit. By using the abbreviation "aff'd," it is clear that the appellate court upheld the lower court's decision.