Definition of flabbergast in English:
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.
dumbfound, strike dumb, render speechless, stun, stagger, stop someone in their tracks, take someone's breath away, confound, daze, overcome, overwhelm, nonplus, stupefy, disconcert, unsettle, bewilder
British informal gobsmack
Late 18th century: of unknown origin.
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