| Acronym | Definition |
|---|
| SSF | South San Francisco (San Francisco, CA) |
| SSF | Sunni Students' Federation (Kerala, India) |
| SSF | Super Street Fighter |
| SSF | Studies in Short Fiction |
| SSF | Sapporo Snow Festival (Japan) |
| SSF | Social Science Faculty (various locations) |
| SSF | State School Fund (Oregon Department of Education) |
| SSF | Sasakawa Sports Foundation (est. 1991; Japan) |
| SSF | Small Scale Farmer (various locations) |
| SSF | Server Socket Factory |
| SSF | Sub Service Field |
| SSF | System Security Function |
| SSF | Structured Subtitle Format |
| SSF | Secure Store and Forward |
| SSF | Switch Setting for Cpu Frequency |
| SSF | Supported Solutions Forum |
| SSF | Small Form Factor |
| SSF | Single Stock Futures |
| SSF | Sikh Students Federation |
| SSF | Service Switching Function |
| SSF | Server Support Forum |
| SSF | State Security Force (various locations) |
| SSF | Senior Staff Fellow (various businesses) |
| SSF | Salter Street Films (Canada) |
| SSF | Semaines Sociales de France (French: Social Weeks of France) |
| SSF | Svenska Simförbundet (Swedish Swimming Association) |
| SSF | Site-Specific Factor (oncology) |
| SSF | Society of St. Francis (religious order) |
| SSF | Svalbard Science Forum (Norway) |
| SSF | Spéléo Secours Français (French: French Caving Rescue) |
| SSF | Spreadsheet File |
| SSF | Space Station Freedom |
| SSF | Special Service Force |
| SSF | Solo and Small Firms (bar associations) |
| SSF | Scalable Simulation Framework |
| SSF | Stepping Stone Foundation (assistance for low-income families; La Grande, OR) |
| SSF | Special Security Force (Bangladesh) |
| SSF | Slow Sand Filter |
| SSF | Society of St. Francis (Anglican Church Religious Order of Franciscans) |
| SSF | Shale Smear Factor (geology) |
| SSF | Single Stock Fund |
| SSF | Seybold San Francisco (trade show; desktop publishing; San Francisco, CA) |
| SSF | Sjogren's Syndrome Foundation |
| SSF | Super Smash Flash (online game) |
| SSF | Secouristes Sans Frontières (French: Rescuers without Borders) |
| SSF | Sécurité Sans Frontières (French: Security without Borders) |
| SSF | Software Support Facility |
| SSF | Semi-Solid Forming |
| SSF | Single-Seated Fighter |
| SSF | Stay Strong Foundation (est. 2001; New York) |
| SSF | School Standards and Framework (UK) |
| SSF | Sport Sans Frontières (French: Sport Without Borders) |
| SSF | Social Source Foundation |
| SSF | Singular Shunt Forward |
| SSF | Society for the Study of Fertility |
| SSF | Singapore Sailing Federation |
| SSF | Sub-Service Field |
| SSF | Semaines des Sciences Forestières (French: Forest Sciences Weeks; Canada) |
| SSF | Single-Satellite Footprint |
| SSF | Saybolt Seconds Furol (Viscosity) |
| SSF | Service Storage Facility |
| SSF | State Superannuation Fund (Australia) |
| SSF | Server Signal Fail (Tellabs) |
| SSF | System Support Facility |
| SSF | Surf Sans Frontières (French: Surf without Borders) |
| SSF | Service and Supply Fund (US DHHS) |
| SSF | SMS Spam Filtering |
| SSF | Santé Sans Frontières (French: Health without Borders) |
| SSF | Scottish Software Federation |
| SSF | Singapore Silat Federation |
| SSF | Solidarité Sans Frontière (French: Solidarity without Borders) |
| SSF | Something Smells Funny |
| SSF | Software Support Function |
| SSF | S-Band Shuttle Forward |
| SSF | SACCS Support Force |
| SSF | Short Stature Foundation |
| SSF | Secure Seniors Fund |
| SSF | Synchronous Scanning Fluorescence |
| SSF | Société Succulentophile Francilienne (French cactus organization) |
| SSF | Statisticiens sans Frontières (French: Statisticians without Borders) |
| SSF | Special Security File |
| SSF | Space Simulation Facility (NASA) |
| SSF | STVL Strike-Fighter |
| SSF | Séniors Sourds de France (French: Deaf Seniors of France) |
| SSF | Seismograph Service France |
| SSF | Sub-Strategic Forces |
| SSF | Sprint Success Factor |
| SSF | Super Smash Football (Mario game) |
| SSF | Stopping-Set Free |
| SSF | Software Stays Forever |
| SSF | Shear Shape Factor |
| SSF | Ship's Service Force (US Navy) |