sui juris
adjective
sui ju·ris ˌsü-ˌī-ˈju̇r-əs 
ˌsü-ē-ˈyu̇r-
: having full legal rights or capacity
Word History
Etymology
Latin, of one's own right
First Known Use
1590, in the meaning defined above
Legal Definition
sui juris
adjective
sui ju·ris -ˈju̇r-is, -ˈyü-rēs
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)