| Acronym | Definition |
|---|
| MBB➣Men's Basketball |
| MBB➣Mobile Broadband (telecommunications) |
| MBB➣Master Black Belt (Six Sigma) |
| MBB➣Molecular Biology and Biotechnology (various schools) |
| MBB➣Messerschmitt-Bölkow-Blohm |
| MBB➣Mobile Broadband |
| MBB➣Master Boot Block |
| MBB➣Multiplier Broadband |
| MBB➣Mind, Brain and Behavior (various schools) |
| MBB➣My Best Bill |
| MBB➣Medical Biochemistry and Biophysics (Karolinska Institutet, Stockholm, Sweden) |
| MBB➣Malayan Banking Berhad (Malaysia) |
| MBB➣Make Before Break |
| MBB➣Mexican Bean Beetle (insect) |
| MBB➣Moisture Barrier Bag |
| MBB➣Molecular Biophysics and Biochemistry (various universities) |
| MBB➣Mormons Building Bridges |
| MBB➣Men Behaving Badly (TV) |
| MBB➣Muslim Background Believers (Christians who converted to Christianity from Islam) |
| MBB➣Municipal Bond Bank (various locations) |
| MBB➣My Best Bud |
| MBB➣Mediators Beyond Borders |
| MBB➣Mind, Body and Breath (Yoga) |
| MBB➣Music beyond Borders |
| MBB➣My Bad Bro |
| MBB➣Management Building Block |
| MBB➣My Blood Boils |
| MBB➣Motorized Bottom Bracket |
| MBB➣Meredith Baxter Birney (actress) |
| MBB➣Mortgage Brokerage Business |
| MBB➣Medial Branch Block |
| MBB➣Misty Bird Bath (various companies) |
| MBB➣Modular Building Block |
| MBB➣Multiverso Bate-Boca |
| MBB➣Mission-Based Budgeting |
| MBB➣Micro-Building Block |
| MBB➣Multi-Batch Buffer |
| MBB➣Modulated Broadband |
| MBB➣Marshall Blues Breaker (guitar amplifier) |
| MBB➣Master Bedroom Bathroom |
| MBB➣McKinsey, Bain, and BCG (Boston Consulting Group) |