- a dunce; blockhead; numbskull.
Origin of dunderhead
Also called dun·der·pate [duhn-der-peyt] /ˈdʌn dərˌpeɪt/.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for dunderhead
Well, if ever there was a dunderhead in this world it's me, it sure is.Pippin; A Wandering Flame
Laura E. Richards
The maltman's dunderhead son passed it about the ale-house that night.Star of Mercia
Look at me, Sariette, old boy, and tell me if I look like a dunderhead.The Revolt of the Angels
I shall issue an address to the free and independent electors of Dunderhead.Piccadilly
If she hadn't married that dunderhead she'd have been a happy woman.The Squire's Daughter
- a stupid or slow-witted person; dunceAlso called: dunderpate
C17: probably from Dutch donder thunder + head; compare blockhead
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Word Origin and History for dunderhead
Online Etymology Dictionary, © 2010 Douglas Harper