0 a person who does more than they are expected to do or who is more successful than others: --
In school, she is an academic overachiever who is said to be under pressure and driven to be the best at everything by her stern parents.
In a teaching context, an overachiever is an educational label applied to students, who perform better than their peers when normalized for the instructor's perceptions of background, intelligence or talent.
She is an overachiever and strives for perfection for herself and her family.
Although she is somewhat of an overachiever, it is revealed that her life is in shambles.
In the interview, she said that she became an overachiever in an effort to tell herself that she was okay.
She is the classic overachiever she does cheerleading, lacrosse, ballet, is in the student council, and does numerous other extracurricular activities.
The implicit presumption is that the overachiever is achieving superior results through excessive effort.
Pretty much an overachiever, she also often acts as the law-abiding/peacemaker during quarrels.