dunderhead | sense examples, Usage and Definition from wordnet dictionary online

Noun dunderhead has 1 sense

dunce, dunderhead, numskull, blockhead, bonehead, lunkhead, hammerhead, knucklehead, loggerhead, muttonhead, shithead, fuckhead - these words are used to express a low opinion of someone's intelligence
--₁ is a kind of simpleton, simple