WordReference Random House Unabridged Dictionary of American English © 2026
thick-wit•ted
(thik′wit′id),USA pronunciation adj.
thick′-wit′ted•ly, adv.
thick′-wit′ted•ness, n.
- lacking intelligence;
thickheaded;
dull;
stupid.
- 1625–35
thick′-wit′ted•ness, n.