The meaning of the Acronym RDU is...

RDU is

• Really Dumb User

More Meanings For RDU:

• Remote Dial Up
• Really Dumb User
• Reptiles Down Under
• Raleigh - Durham International Airport
• Raleigh- Durham International Airport, Raleigh/ Durham, North Carolina USA

RDU is also in:

• Adults
• Airport Codes
• Firms
• Networking
• Transportation