sui ju·ris /-'ju̇r-is, -'yü-rēs/ adj [Latin, of one's own right]
1: having full legal capacity to act on one's own behalf: not subject to the authority of another
2: qualified to enjoy full rights of citizenship (as of holding public office or serving on a jury)
Merriam-Webster’s Dictionary of Law. Merriam-Webster. 1996.