YD


AcronymDefinition
YDYard
YDYoung Democrats
YDYounger Dryas (prehistoric climate period)
YDYear-to-Date
YDYear Date (date on a stamp; philately)
YDFloating Crane (Non Self-Propelled)
YDYankee Division (WWI; infantry division from New England)
YDYaw Damper
YDDistrict Derrick, Floating (US Navy)