| Acronym | Definition |
|---|
| SMM | Science Museum of Minnesota |
| SMM | Social Media Marketing |
| SMM | System Management Mode |
| SMM | Solar Maximum Mission |
| SMM | Strategic Marketing Montreal (Canada) |
| SMM | System Manager's Manual |
| SMM | Schweizer Maschinenmarkt |
| SMM | Sociedad Matemática Mexicana |
| SMM | Society for Marine Mammalogy |
| SMM | Sub-Millimeter (wavelength) |
| SMM | Summary of Material Modification |
| SMM | Single Monthly Mortality (rate) |
| SMM | State Medicaid Manual |
| SMM | Senior Marketing Manager (job title) |
| SMM | Standard Method of Measurement (building works) |
| SMM | Sun Myung Moon (founder of the Unification Movement) |
| SMM | Shared-Memory Multiprocessors |
| SMM | Semporna, Sabah, Malaysia - Semporna (Airport Code) |
| SMM | Statistical Multifragmentation Model (nuclear physics) |
| SMM | Smart Mod Manager (software) |
| SMM | Spiral Mode Microstrip (antenna) |
| SMM | Smith-Midland Corporation (Boston Stock Exchange symbol) |
| SMM | Streaming Multimedia |
| SMM | Stack Matrix Module |
| SMM | Session Management Module |
| SMM | Surface Maintenance Manager |
| SMM | Shared Memory Module |
| SMM | Servicing Mission Manager |
| SMM | Stationary Markov Model |
| SMM | Spectrum Management Methodology |
| SMM | System Maintenance Manual |
| SMM | System Maturity Matrix |
| SMM | State Machine Model |
| SMM | See My Message |
| SMM | Special Mission Mandatory Modification |
| SMM | Session and Mobility Management |
| SMM | Comfort of Mary, Saint Montfort Missionaries (religious order) |
| SMM | Shipment Management Module |
| SMM | Seamless Message Management |
| SMM | Shipment Management Model |
| SMM | Spiral Motion Massage |
| SMM | Software Measurement Metamodel |
| SMM | Servicio de Material Móvil (Guatemala police special service) |
| SMM | Succinate Minimal Medium |
| SMM | Standard Modular Multiplication |