The meaning of the Acronym DDO is...

DDO is

• Device Driver Overlay
• Disk Drive Overlay

More Meanings For DDO:

• Data Dictionary Object
• Device Driver Overlay
• Disk Drive Overlay
• Doubled Die Obverse
• Digital Dental Office
• Dynamic Decision Ordering
• Discrete Digital Output
• Designated Detention Officer
• Dominion Drop Out

DDO is also in:

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• Funnies
• NASA
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• Sports