| MBBS | Master of Bajji Bonda Service | Bajji Bonda服务硕士 |
| MBBS | Mennonite Brethren Biblical Seminary (Fresno, California) | 门诺兄弟圣经神学院（加利福尼亚州弗雷斯诺） |
| MBBS | Mian Biwi Bachon Samait | Mian Biwi Bachon Samait |
| MBBS | Mouth Big Brain Small | 嘴巴大脑袋小 |
| MBBS | Bachelor of Medicine and Bachelor of Surgery | 医学学士和外科学士 |
| MBBS | Mitochondrial Benzodiazepine Binding Site | 线粒体苯二氮卓结合位点 |
| MBBS | Managed Broad Band Service | 托管宽带服务 |
| MBBS | Bachelor of Medicine/ Bachelor of Surgery | 医学学士本科手术 |
| MBBS | Myanmar Buddha Bainnaw Saya (Myanmar traditional pharmacist) | 缅甸Buddha Bainnaw Saya（缅甸传统药剂师） |
| MBBS | Multi Bidirectional Bus Service | 多向巴士服务 |