JUS AD REM; JUS IN RE TheLaw.com Law Dictionary & Black's Law Dictionary 2nd Ed.Latin, meaning A right to a thing; a right in a thing. Related Posts:ALITERRES PUBLICAJURE IN REMIN VERBIS NON VERBA SED RES ET RATIO QUAERENDA ESTJUS AD REMDUO NON POSSUNT IN SOLIDO UNAM REM POSSIDERE