The meaning of the Acronym YDN is...

YDN is

• You Dumb Nitwit!
• You Dumb Nucklehead!

More Meanings For YDN:

• You Dumb Nitwit!
• You Dumb Nucklehead!
• Yale Daily News
• Young Democrats of Northridge
• Yale Daily News
• Dauphin, Manitoba, Canada

YDN is also in:

• Airport Codes
• Chat
• Media
• Politics
• Universities