A fork of Rural Dictionary
1) A drunkard, someone intoxicated, currently also construed as a numb skull or someone who is thick headed in nature.
1- Don't be such a dunder head
Someone that is dumb or stupid
Dude this Dunder headed bitch fucked my order up again!!!
A Not so smart person.
Your not supposed to read a book upside down you Dunder-Head!
Person1: Your such a dunder head Person2:ouch that hurt man