The word or phrase domicile refers to housing that someone is living in, or (law) the residence where you have your permanent home or principal establishment. This is my declaration of domicile in the State of Florida that I am filing this day in accordance and in conformity with Section 222.17 Florida Statutes.Domicile is primarily a state of mind that a certain place is your permanent home. It is a mental attachment that you carry around with you.