verb
- Be a mystery or bewildering to.
- usage: "This beats me"; "Got me-I don't know the answer"; "a vexing problem"; "This question really stuck me"
adjective
- As if struck dumb with astonishment and surprise.
- usage: "a circle of policement stood dumbfounded by her denial of having seen the accident"; "the flabbergasted aldermen were speechless"; "was thunderstruck by the news of his promotion"
- synonyms: dumfounded, flabbergasted, stupefied, thunderstruck, dumbstruck, dumbstricken
WordNet 3.0 © 2006 by Princeton University
| APA | WordNet. (2010). dumbfounded. Retrieved September 21, 2026, from http://smartdefine.org/dumbfounded/definitions/1172954 |
| Chicago | WordNet. 2010. "dumbfounded" http://smartdefine.org/dumbfounded/definitions/1172954 (accessed September 21, 2026). |
| Harvard | WordNet 2010, dumbfounded, Smart Define, viewed 21 September, 2026, <http://smartdefine.org/dumbfounded/definitions/1172954>. |
| MLA | WordNet. "dumbfounded" 23 October 2010. Web. 21 September 2026. <http://smartdefine.org/dumbfounded/definitions/1172954> |