The meaning of the Acronym UDB is...

UDB is

• Universal Donor Blood

More Meanings For UDB:

• Universal DataBase
• Microsoft Works File
• Windows2000 Uniqueness Database File
• Universal Desktop Box
• U Dim Bulb!
• Universidad Don Bosco
• Universal Data Base
• Universal Donor Blood
• United Drill Bushing
• Update Buffer

UDB is also in:

• Databases
• File Extensions
• Firms
• Hardware
• NASA
• Physiology
• SMS
• Unfiled
• Universities