| Abbreviation | Definition |
|---|---|
| BUSF | Belgian University Sports Federation |
| BUSI | Boston University Students for Israel |
| BUSIA | Best University Student in Africa |
| BUSU | Brock University Students Union |
| BUSU | Brock University Students' Union |
| BUTSA | Boston University Taiwanese Student Association |
| BVSA | Brisbane Vietnamese Student Association |
| BYS | Base Year Student |
| CABS | Canadian Association of Business Students |
| CAD | Cognitive Ability Test |
| CAFFS | Community Alliance For Fontana Students |
| CALSA | Caring About Latino Student Achievement |
| CAMPUS | Collective Action for Mobility Program of University Students |
| CAMPUS | Course Assessments Methods and Perspectives of Undergraduate Students |
| CAOS | Canadian Association of Optometry Students |
| CAP | Certified Administrative Professional |
| CAPS | Career Advising Program for Students |
| CAPS | Carolina Association of Pharmacy Students |
| CAPS | Community Advocates for Parents and Students |
| CARE | Center for Advocacy, Response and Education |