| Abbreviation | Definition |
|---|---|
| DSS | Distribution Standard System |
| DSS/ALOC | Direct Support System/air Line of Communications |
| DSSA | Defense Security Assistance Agency |
| DSSA | Domain Specific Software Architecture |
| DSSCS | Defense Special Security Communications System |
| DSSE | Development Software Support Environment |
| DSSM | Defense Superior Service Medal |
| DSSO | Data System Support Organization |
| DSSO | Defense Sensitive Support Office |
| DSSO | Defense System Support Organization |
| DSSO | Defense Systems Support Organization |
| DSSP | Defense Standardization and Specification Program |
| DSSR | Department of State Standardized Regulation |
| DSSS | Direct Sequence Spread Spectrum |
| DSSU | Dismounted Soldier System unit |
| DSS-W | Defense Supply Service-Washington |
| DST | Decision Support Template |
| DST | Defense Logistics Agency (DLA) Support Team |
| DST | Defense Suppression Threat |
| DST | Deployment Support Team |