| MBAC | Mortgage Bankers Acceptance Company | 抵押银行承兑公司 |
| MBAC | Member of the British Association of Aviation Consultants | 英国航空顾问协会成员 |
| MBAC | Mortgage Bankers Association of the Carolinas | 卡罗来纳州抵押贷款银行家协会 |
| MBAC | Measurement-Based Admission Control | 基于测量的准入控制 |
| MBAC | Measurement Based Admission Control | 基于测量的准入控制 |
| MBAC | Mission Bay Aquatic Center | Mission Bay水上中心 |
| MBAC | Melty Blood: Act Cadenza (game) | Melty Blood:Act Cadenza（游戏） |
| MBAC | Mayors Bicycle Advisory Committee (Salt Lake City, UT) | 市长自行车咨询委员会（犹他州盐湖城） |