Ūt Pŏs'si-dē'tis

[Lat., as you possess.]

1. (International Law.) The basis or principle of a treaty which leaves belligerents mutually in possession of what they have acquired by their arms during the war. Brande.
2. (Civil Law.) A species of interdict, for the purpose of retaining possession of a thing, granted to one who, at the time of contesting suit, was in possession of an immovable thing, in order that he might be declared the legal possessor. Burrill.