thick-skulled
thick-skulled
Stupid, dimwitted, or obtuse. I was pretty thick-skulled going through high school, but when I started college—I decided to start taking my studies more seriously. Jen's new girlfriend is very nice, but she's pretty thick-skulled.
Farlex Dictionary of Idioms.
- skulled
- be (as) thick as two short planks
- be (as) thick as a brick
- be (as) thick as a short plank
- (as) thick as a brick
- thick as two short planks