JAMB The side of a door frame.
JOINT TENANCY A situation where two or more parties own a piece of property together. Each of the owners has an equal share, and may not dispose of or alter that share without the consent of the other owners.
JOISTS Horizontal beams laid on edge to support flooring or a ceiling.
JUDGMENT An official court decision. If the judgment requires payment from one party to another, the court may put a lien against the payee's property as collateral.