in·com·pe·tent 1 /in-'käm-pə-tənt/ adj
1: not legally qualified: as
a: lacking legal capacity (as because of age or mental deficiency)
b: incapable due to mental or physical condition compare competent
c: lacking authority, power, or qualifications required by law
an incompetent court
2: unable or failing to perform adequately
fired for being incompetent
an incompetent attorney compare ineffective assistance of counsel
incompetent 2 n: a person who is incompetent compare interdict
Merriam-Webster’s Dictionary of Law. Merriam-Webster. 1996.