Dunderhead

//ˈdʌn.dɚ.hɛd// noun

noun ·Moderate ·College level

Definitions

Noun

1
A stupid person; a dunce. dated
"You're the stupidest dunderhead I ever saw or ever heard of, so help me Moses!"
2
a stupid person; these words are used to express a low opinion of someone's intelligence wordnet

Synonyms

addlebrain addlehead addlepate airhead assweed beefhead

Antonyms

brain surgeon rocket scientist

Example

"You're the stupidest dunderhead I ever saw or ever heard of, so help me Moses!"

Etymology

From dunder + head.

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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.