| Abbreviation | Definition |
|---|---|
| SOS | Shit On a Shingle |
| SOS | Steak On a Shingle |
| SOS | Strawberry On Shortcake |
| SP | Sugar Pie |
| SPAM | Semi Processed Artificial Meat |
| SPAM | Spare Parts And Membranes |
| SPAM | Specially Prepared Assorted Meats |
| SPAM | Specially Processed Animal Meat |
| SPAM | Specially Processed Artificial Meat |
| SPAM | Squirrel, Possum, And Mouse |
| SPAT | Shellfish Promotion And Tasting |
| SPC | Seafood Producers Cooperative |
| SPE | Saw Palmetto Extract |
| SPI | Service Performance Improvement |
| SQB | Special- Quality Beef |
| SQF | Safe Quality Food |
| SQH | Spaghetti SQuash |
| SQW | Sqwincher |
| SR | Smart Reefer |
| SRM | Specified Risk Material |