knothead

English

Etymology

From knot +‎ head.

Noun

knothead (plural knotheads)

1. (informal) A stupid or stubborn person.
   • 1989, Mark Frost, David Lynch, Twin Peaks (television screenplay: episode 1)

     CATHERINE: With the pace we've set it'll still be months before the mill's bankrupt. I don't know if I can wait that long. Besides, there's always a chance my knothead husband may decide to take a peek at those dusty old books.