thickhead

I don't like you to look upon your father as a thickhead who couldn't be expected to succeed.

Id rather be a thickhead than a Pennsylvania Dutchman, any day, retorted the freckle-faced boy.

Often I got angry and, shutting the book with a bang, told him that he was a thickhead.

Yes, and hes an awful thickhead, butII-lovehim just the same.

And look here, Carruthers, don't think I'm playing the silly thickhead, and trying to mystify you.