Question

what is meant by flabbergasted?​

Answer 1

Answer:

past tense: flabbergasted; past participle: flabbergasted

surprise (someone) greatly; astonish.

"this news has left me totally flabbergasted"

Answer 2

$\huge\bf{Answer:-}$

Flabbergasted means "shocked"

Example:

I was surprised/shocked that I got a new car as my birth day gift.