from the GNU version of the Collaborative International Dictionary of English
- adj. Stupid.
from The Century Dictionary and Cyclopedia
- Doltish; stupid.
Sorry, no etymologies found.
Otherwise, keep your mouths shut, thou villainous clay-brained malt-worms.
Thou clay-brained guts, thou knotty-pated fool, thou whoreson obscene greasy tallow-catch!
Well, I suppose that's fine -- if you're a fobbing, clay-brained measle.
Thou clay-brained guts, thou knotty-pated fool, thou wh*reson obscene greasy tallow-catch!
If we are to do this clay-brained thing, let’s begin it.