noun
- plural of dumbfounder; people or things that astonish or confuse someone greatly
Usage: typically used in the plural form; informal
Examples
- The magician's illusions were real dumbfounders that left the audience speechless.
- Those test questions were absolute dumbfounders—nobody in the class could answer them.
- The plot twists in that movie were total dumbfounders; I never saw them coming.
- His unexpected resignation was one of the year's biggest dumbfounders in the company.
- The scientific findings were dumbfounders that challenged everything we thought we knew.