| Acronym | Definition |
|---|
| MMB | Minding My Business |
| MMB | Multimedia Builder (Multimedia presentation software) |
| MMB | Mobile Mounting Bracket |
| MMB | Mapi Messaging Benchmark |
| MMB | Maintenance Mode Boot |
| MMB | Modular Multiplication Based Block |
| MMB | Multi Media Builder |
| MMB | Middle Mouse Button |
| MMB | Mercer Marsh Benefits (medical trends) |
| MMB | Madison Municipal Building (Madison, WI) |
| MMB | Michigan Marching Band (University of) |
| MMB | Mighty Mighty Bosstones (band) |
| MMB | Milk Marketing Board (various organizations) |
| MMB | Meyers-Milias-Brown (law; California) |
| MMB | Memanbetsu, Japan (Airport Code) |
| MMB | Mobil mit Behinderung (German: Mobile with Handicap and Disabilities; online magazine) |
| MMB | Mighty Marching Bucks (Raeford, NC) |
| MMB | Massachusetts Mortgage Bankers (foundation; est. 2004) |
| MMB | Minnesota Man Band |
| MMB | FCC Mass Media Bureau |
| MMB | Miss Me Baby (Chris Cagle song) |
| MMB | Mike Messer Band (band) |
| MMB | Mail Me Back |
| MMB | Minnesota Marching Band |
| MMB | Melbourne Municipal Band (Melbourne, FL) |
| MMB | McCarthy Mambro Bertino Advertising (Boston, Massachusetts) |
| MMB | Medium Messaging Benchmark |
| MMB | Multi-functional Medical Battalion (US DoD) |
| MMB | Minimum Monthly Balance (banking) |
| MMB | Molecular and Microbiology Department (George Mason University) |
| MMB | Music, Movies, and Books (Target Stores) |
| MMB | Modernization Management Board |
| MMB | Miniature Multi-Band Beacon |
| MMB | Marshall Municipal Band (Marshall, MO) |
| MMB | Microsoft Manual Burn |
| MMB | Maintenance Management Branch |
| MMB | Mad Monkey Brigade (gaming) |
| MMB | Mystara Message Board |
| MMB | Mini-Microbolometer |
| MMB | Max Mülller Bhavan (India) |
| MMB | Mission Management Briefer |
| MMB | Microtechnology in Medicine and Biology |
| MMB | Mission Management Bus |
| MMB | Microtechnology Medicine Biology |
| MMB | Massive Moving Barrier (crash test research) |
| MMB | Midwest Medical Billing (Sylvan Lake, MI) |