dumbfound

or dum·found

[duhm-found, duhm-found]

SEE MORE SYNONYMS FOR dumbfound ON THESAURUS.COM

verb (used with object)

to make speechless with amazement; astonish.

Nearby words

Also dumb·found·er, dum·found·er.

Origin of dumbfound

First recorded in 1645–55; dumb + (con)found

SYNONYMS FOR dumbfound

amaze, confound, astound, stagger.

SEE MORE SYNONYMS FOR dumbfound ON THESAURUS.COM

Related formsdumb·found·er·ment, dum·found·er·ment, noun

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for dumbfounded

On Thursday, a woman who answered the phone there was dumbfounded as to why someone would be asking about the case.
Chicago’s Cops Don’t Even Get Investigated for Shooting People in the Back|Justin Glawe|December 5, 2014|DAILY BEAST
But I was dumbfounded to get hit up by a federal agency with an annual budget of $750 million.
Rich People Want You to Work for Free|Ted Gioia|October 20, 2014|DAILY BEAST
I was devastated the first time I was deleted, and dumbfounded each time thereafter.
Porn Stars Want to Know: Why Did Facebook Delete Me?|Aurora Snow|August 2, 2014|DAILY BEAST
Tirico stood there dumbfounded, and the woman turned and left the soiree.
World Cup Anchor Mike Tirico’s Bizarre History: Reports of Stalking and Sexual Harassment|Marlow Stern|July 1, 2014|DAILY BEAST

Dumbfounded by the outrage his statement sparked, Ford refused calls for an apology.
Toronto Mayor Rob Ford’s Greatest Hits: Crack, a DUI, Slurs & Violence|Caitlin Dickson|May 17, 2013|DAILY BEAST
It was so quickly done that, for the instant, I was dumbfounded.
The Man with the Clubfoot|Valentine Williams
Every one was dumbfounded at the inexplicable mystery, and at last they all began to laugh.
Warriors of Old Japan and Other Stories|Yei Theodora Ozaki
But, instead of encouraging the dumbfounded deity, this speech completely upset him.
The Lancashire Witches|William Harrison Ainsworth
The Shawnee listened in dumbfounded amazement as the enraged young Delaware defied him.
Spotted Deer|Elmer Gregor
Riles was so dumbfounded that he pulled out ten dollars, threw it at the smiling lawyer, and proceeded down street without a word.
The Bail Jumper|Robert J. C. Stead

British Dictionary definitions for dumbfounded

dumbfound

dumfound

verb

(tr) to strike dumb with astonishment; amaze

Word Origin for dumbfound

C17: from dumb + (con) found

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 dumbfounded

dumbfounded

adj.

past participle adjective from dumbfound.

dumbfound

1650s, from dumb (adj.) + ending from confound.

dumbfound

or dum·found

verb (used with object)

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RELATED WORDS

Nearby words

Origin of dumbfound

Examples from the Web for dumbfounded

dumbfound

dumfound

verb

Word Origin for dumbfound

dumbfounded

dumbfound