| Acronym | Definition |
|---|
| UDRS➣Umpire Decision Review System (cricket) |
| UDRS➣Unfair Dispute Resolution Service |
| UDRS➣Unidentified Decedent Reporting System |
| UDRS➣Universal Driver Rating System (harness racing) |
| UDRS➣University of Dayton Rescue Squad (Ohio) |
| UDRS➣Unscheduled DNA Repair Synthesis |