| Abbreviation | Definition |
|---|---|
| DSP | Delaware State Police |
| DSP | Delaware State Police's |
| DSP | Deputy Superintendent of Police |
| DSP | Deputy Superintendent Police |
| DSPD | Denham Springs Police Department |
| DSS | Department of Social Security |
| DSS | Department of State Services (Nigerian) |
| DSU | Detective Superintendent |
| DSW | Deadly Shooting Wound |
| DTC | District Training Centre |
| DTI | Department of Trade and Industry |
| DTPO | District Traffic Police Office |
| DTTO | Drug Treatment and Testing Order |
| DU | Dispatch Unit |
| DUF | Drug Use Forecasting |
| DUI | drunk/under the influence |
| DUIC | Driving Under the Influence of Cannabis |
| DUIM | Driving Under the Influence of Marijuana |
| DUMV | Damage to Unattended Motor Vehicle |
| DV | Developed Vetting |