kadupple
A person whose head is so big it looks like it's been inflated with a bicycle pump, and they usually have a face that looks like it's been run over by a truck
My uncle is a kadupple. He walks like he’s trying to get to the other side of the planet.
That guy at the restaurant is a kadupple. He spilled soup all over the table and no one even blinked.
My brother said I was a kadupple. I told him he was a kadupple with a side of bad breath.