The meaning of the Acronym DDN is...

DDN is

• Defense Data Network
• Don't Do Nothing

More Meanings For DDN:

• Defense Data Network
• Digital Data Network
• Defense Data Network
• Don't Do Nothing
• Digital Dakota Network
• Distributes Dynamic Network
• Defense Dept Network
• Design Drafting Numerical
• Dayton Daily News
• Debbie Dean News
• Data Defense Network
• Dynamex, Inc.
• Defense Data Network
• Don't Do Nothing
• Data Delivery Notice

DDN is also in:

• AMEX Symbols
• Funnies
• General
• Meteorology
• Military
• NASA
• Networking
• Unfiled