Also found in: Thesaurus.


(do͝om′kôf′, -kôpf′, dŭm′-)
A stupid person; a dolt.

[German : dumm, dumb (from Middle High German tump, tumb, from Old High German tumb) + Kopf, head (from Middle High German, cup, cranium, from Old High German, cup, ultimately from Late Latin cuppa; see cup).]
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.


another word for dumbhead
relating to an idiot or the behaviour of an idiot
[C19: from German dumm dumb + Kopf head]
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014


(ˈdʊmˌkɔf, -ˌkɔpf, ˈdʌm-)

Slang. a stupid person; blockhead.
[1800–10, Amer.; < German, =dumm dumb + Kopf head]
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
ThesaurusAntonymsRelated WordsSynonymsLegend:


A mentally dull person:
The American Heritage® Roget's Thesaurus. Copyright © 2013, 2014 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
References in periodicals archive ?
Weaut aue disgrace feaur glorieux homme like yieux!" Fuhrer Eichman Kahn: "Problem ischt zat ahm voerking unt oerduss uf soldaten und generale schtaff zat aie haft tu machen falsh unt jeuta peace mit yuben." Monsieur Mon Dieu: "Deaun't sink moi seuch an idiote zat I deaun't neau watteaus is going eaun." Fuhrer Eichman Kahn: "U dummkopf! Guten bayer!"
'Missile, dummkopf, not 'missle.' / Stopped, arsch wischen, not 'stoped.
It was a challenging life, constantly bullied by her classmates who taunt her as "dummkopf" because of her inability to read.
Of course Syria is not Iraq, dummkopf: It's far worse.
Nowadays if a book of short stories and poems doesn't make some people mad and others glad, it might just as well be left to moulder in manuscript form." (49) Pratt accepted Layton's desire to "open the door for real living poetry" (50)--the typescript included poems that were overtly vulgar, sexual, and satirical of the bourgeoisie--but she balked at his use of "rod-assed" and his reference to the reader as a dummkopf in his draft foreword to the volume and urged him to consider alternate phrasing.
Dieter is, then, no better than a CIA agent at charting his own success or foreseeing the future course of history (and perhaps the Maestro and his archenemy, the Dummkopf, are also limited in this respect).
"Nur ein Dummkopf weiss immer, was er sagen wird, wohingegen ein kluger Mensch stets mit berucksichtigt, dass etwas Uberraschendes geschehen kann." (Michel Serres: "Allein die Schonheit rettet uns")
(88.) All of these changes have led to at least one prediction that "[i]n ten years' time, the German market will be more significant than London for international law firms." See Aled Griffiths, It's the Economy, Dummkopf, AM.
Lessing: 'Das Mitleiden [...] bessert unmittelbar; bessert, ohne dass wir selbst etwas dazu beitragen durften, bessert den Mann von Verstande sowohl als den Dummkopf (Werke, iv, 175).
When interviewed, the dog said: 'Zank you for spoiling ze surprise, dummkopf - but I vood rather haff had ein kilo of zozzages, ein packet ov crisps, und ein roll in pigscheidt - und she could haff saved $995.'
jabalak 'Spassvogel, drolliger Mensch; schwer von Begriff, Einfaltspinsel, Dummkopf, ein Mensch mit wenig Scharfsinn; Eule' (Paasonen 1990-1999) (< tat.