a faculty member who advises students on personal and academic problems, career choices, and the like.
3.
an assistant at a children's camp, often a high-school or college student, who supervises a group of children or directs a particular activity, as nature study or a sport.
4.
a lawyer, especially a trial lawyer; counselor-at-law.
5.
an official of an embassy or legation who ranks below an ambassador or minister.