Definition of dunderhead in English:

dunderhead

Line breaks: dun¦der|head
Pronunciation: /ˈdʌndəhɛd
 
/

noun

informal
  • A stupid person: show the dunderheads how the thing should be handled
    More example sentences
    • Just where do all the dedicated dorks, delightful dingbats, and dialectical dunderheads, plus a lively assortment of daffy ding-a-lings call home-sweet home?
    • Today's dunderheads could be tomorrow's geniuses.
    • This School Board sounds like a bunch of dunderheads.

Derivatives

dunderheaded

adjective
More example sentences
  • Their dunderheaded stupidity itself isn't enough to protect them, because they know when people like them and when they don't.
  • Or is it another stupid, idiotic, no-brained, dunderheaded word game?
  • Now this, this was just a dunderheaded blunder.

Origin

early 17th century: compare with obsolete Scots dunder, dunner 'resounding noise'; related to din.

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