0 so shocked that you cannot speak: --
He was dumbfounded by the allegations.
1 so shocked and surprised that you cannot speak: --
Ray is dumbfounded at the questions.
It would be untrue to say that we were dumbfounded to learn of its existence: "pained but prepared" would be a better description of our attitude.
These revelations leave me completely dumbfounded.
This really leaves me dumbfounded.
Indeed, it is an understatement to say that they were dumbfounded.
I have listened, absolutely dumbfounded, to the most amazing emotional outbursts on the subject.
I, who had always thought that hydroponics meant flavourless produce, was dumbfounded.
They were absolutely dumbfounded at the doffing of the hats, but they loved the rest of the ceremony.
People will be dumbfounded to learn of the big change in the legislation—the duke will no longer pay the same as the dustman.
