Definition of flabbergast in English:

flabbergast

Syllabification: flab·ber·gast
Pronunciation: /ˈflabərˌɡast
 
/

verb

[with object] (usually as adjective flabbergasted) informal
Surprise (someone) greatly; astonish: this news has left me totally flabbergasted
More example sentences
  • Well, I'd just like to say that I'm completely flabbergasted and astounded.
  • Brian was flabbergasted, but not really surprised, not on a subconscious level.
  • He was flabbergasted at the total complexity of the question.

Origin

late 18th century: of unknown origin.

Definition of flabbergast in:

Get more from Oxford Dictionaries

Subscribe to remove adverts and access premium resources

Word of the day anastrophe
Pronunciation: əˈnastrəfi
noun
the inversion of the usual order of words...