| Abbreviation | Definition |
|---|---|
| CS | Chief of Staff |
| CS | Circuit Switch |
| CS | Civil Support |
| CS | Coastal Station |
| CS | Colt-Scoville |
| CS | Combat Service |
| CS | Combat Support |
| CS | Command Staff |
| CS | Common Software |
| CS | Communication Services |
| CS | Communications Security |
| CS | Communications Software |
| CS | Communications Support |
| CS | Constant Source |
| CS | Content Staging |
| CS | Counter Strike |
| CS | Crew Simulator |
| CS | Crew Station |
| CS | Critical Studies |
| CS(1,2,3) | Classified Sensitive (1,2,3) |