| Acronym | Definition |
|---|
| SMM | Social Media Marketing |
| SMM | Science Museum of Minnesota |
| SMM | Super Mario Maker (video game; Nintendo) |
| SMM | Statens Maritima Museer (Swedish: National Maritime Museums) |
| SMM | Sony Music Marketing, Inc. (Japan) |
| SMM | Sales & Marketing Management (various locations) |
| SMM | System Management Mode |
| SMM | Self Made Man |
| SMM | Sumitomo Metal Mining Co., Ltd. (Japan) |
| SMM | System'S Manager Manual |
| SMM | Slot Missed Message |
| SMM | Shared Memory Multiprocessors |
| SMM | Secure Memory Module |
| SMM | Segmented Memory Module |
| SMM | Scalable Multi Media |
| SMM | Stackable Memory Module |
| SMM | Shipbuilding, Machinery & Marine Technology (Germany) |
| SMM | Strategic Marketing Montreal (Canada) |
| SMM | System Manager's Manual |
| SMM | Schweizer Maschinenmarkt |
| SMM | Solar Maximum Mission |
| SMM | Shape Memory Material |
| SMM | Sociedad Matemática Mexicana |
| SMM | Secondary Mortgage Market (various locations) |
| SMM | Summary of Material Modification |
| SMM | Society for Marine Mammalogy |
| SMM | Senior Marketing Manager (job title) |
| SMM | State Medicaid Manual |
| SMM | Standard Method of Measurement (building works) |
| SMM | Single Monthly Mortality (rate) |
| SMM | Shut My Mouth |
| SMM | Sales Marketing Messe (German: Sales Marketing Fair) |
| SMM | Scots Musical Museum (publication; UK) |
| SMM | Sub-Millimeter (wavelength) |
| SMM | Sistema Mass Media (Russia) |
| SMM | Smith-Midland Corporation (Boston Stock Exchange symbol) |
| SMM | Sun Myung Moon (founder of the Unification Movement) |
| SMM | Saint Mary Magdalene (various locations) |
| SMM | Semporna, Sabah, Malaysia - Semporna (Airport Code) |
| SMM | Streaming Multimedia |
| SMM | Senior Move Manager |
| SMM | Shift Maintenance Manager (various companies) |
| SMM | Session Management Module |
| SMM | Small and Medium Manufacturer |
| SMM | Statistical Multifragmentation Model (nuclear physics) |
| SMM | Shared-Memory Multiprocessors |
| SMM | Smart Mod Manager (software) |
| SMM | Surface Meter per Minute (measurement) |
| SMM | Spiral Mode Microstrip (antenna) |
| SMM | Santé, Maladie, Malheur (French: Health, Disease, Woe; Muséum National d'Histoire Naturell; France) |
| SMM | Stack Matrix Module |
| SMM | Stade Multisports de Montrouge (French: Multisports Stadium of Montrouge; France) |
| SMM | Surface Maintenance Manager |
| SMM | State Machine Model |
| SMM | Shared Memory Module |
| SMM | Servicing Mission Manager |
| SMM | Stationary Markov Model |
| SMM | System Maturity Matrix |
| SMM | System Maintenance Manual |
| SMM | Spectrum Management Methodology |
| SMM | Systèmes Mécaniques et Matériaux (French: Materials and Mechanical Systems) |
| SMM | See My Message |
| SMM | Special Mission Mandatory Modification |
| SMM | Session and Mobility Management |
| SMM | Shipment Management Module |
| SMM | Seamless Message Management |
| SMM | Spiral Motion Massage |
| SMM | Société Morbihannaise de Modelage (French mold design company) |
| SMM | Shipment Management Model |
| SMM | Software Measurement Metamodel |
| SMM | Succinate Minimal Medium |
| SMM | Société Méridionale de Matériels (French: Southern Materials Company) |
| SMM | Servicio de Material Móvil (Guatemala police special service) |
| SMM | Comfort of Mary, Saint Montfort Missionaries (religious order) |
| SMM | Salary Management Module |
| SMM | Standard Modular Multiplication |
| SMM | Segment Management Marketing (FedEx) |