verb
- to shock or surprise someone so much that they cannot speak or react
Usage: transitive verb; often used in passive voice
Examples
- The magician’s trick completely dumbfounded the audience.
- She was dumbfounded by the unexpected news of her promotion.
- The complexity of the math problem dumbfounded even the brightest students.
- His rude behavior dumbfounded everyone at the dinner party.
- The sudden change in weather dumbfounded the meteorologists.
- I was absolutely dumbfounded when I won the lottery.