Domicile is a fancy word for the place where you live. Whether it's a mansion on 5th Avenue or a tee-pee in the desert, if you live in it, it's your domicile.The meaning of DOMICILE is a dwelling place : place of residence : home. How to use domicile in a sentence. Domicile refers to the place you call home permanently. Your domicile is important for legal purposes such as paying taxes, voting, and claiming benefits. Do-It-Yourself (DIY) Form Programs are free and easy guided step-by-step programs to help you fill your court forms. Domicile extends beyond the simple notion of a place of residence and signifies living in a country with the intent to remain there permanently.