YD
| Acronym | Definition |
|---|---|
| YD | Yard |
| YD | Young Democrats |
| YD | Younger Dryas (prehistoric climate period) |
| YD | Year-to-Date |
| YD | Year Date (date on a stamp; philately) |
| YD | Floating Crane (Non Self-Propelled) |
| YD | Yankee Division (WWI; infantry division from New England) |
| YD | Yaw Damper |
| YD | District Derrick, Floating (US Navy) |