Collegian (noun)

1. A student in a college or university.
2. A member of a college or university.

Origin:

Late 16th century: from latin collegium "partnership, society, guild", from collega "associate, colleague".

Examples:

1. He was an accomplished collegian, with a 3.9 GPA and a long list of extracurricular activities.
2. The collegian was asked to leave the university for disciplinary reasons.
3. The collegians gathered together to discuss the budget for the upcoming year.
4. She was elected as the leader of the collegians.
5. He was a distinguished collegian who had won many awards.