| Abbreviation | Definition |
|---|---|
| SCUM | Steel City Underground Metal |
| SCV | Santa Clara Vanguard |
| SD | Snare Drum |
| SD | Spin Doctors |
| SD | Stereo Dynamic |
| SDA | Stereo Dimensional Array |
| SDB | Scottish Dance Band |
| SDBM | Suicidal Depressive Black Metal |
| SDCO | San Diego Chamber Orchestra |
| SDE | Sanford Dole Ensemble |
| SDFM | Save Drama For Mama |
| SDL | Swingin Down the Lane |
| SDMB | Sun Devil Marching Band |
| SDMF | Strength Determination Merciless Forever |
| SDMG | Sex, Drugs, Money and Guns |
| SDS | Seventh Day Slumber |
| SDS | Stop Drop 'n Skank |
| SEA | Similarity ensemble approach |
| SEA | Sky Eats Airplane |
| SEFAN | South East Folk Arts Network |