incompetent person
[法] 无行为能力者
1. [操蛋手] n. 无能的人：[操蛋] adj. 无能 incompetent | [操蛋手] n. 无能的人 incompetent person | [长虫] n. 蛇 snake
noun
1. someone who is not competent to take effective action
Synonym: incompetent