Dictionary

flabbergast

verb flab·ber·gast \ˈfla-bər-ˌgast\

: to shock or surprise (someone) very much

Full Definition of FLABBERGAST

transitive verb
:  to overwhelm with shock, surprise, or wonder :  dumbfound
flab·ber·gast·ing·ly \-ˌgas-tiŋ-lē\ adverb
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Examples of FLABBERGAST

  1. It flabbergasts me to see how many people still support them.
  2. <your decision to suddenly quit your job flabbergasts me>

Origin of FLABBERGAST

origin unknown
First Known Use: 1772

Synonym Discussion of FLABBERGAST

surprise, astonish, astound, amaze, flabbergast mean to impress forcibly through unexpectedness. surprise stresses causing an effect through being unexpected but not necessarily unusual or novel <surprised to find them at home>. astonish implies surprising so greatly as to seem incredible <a discovery that astonished the world>. astound stresses the shock of astonishment <too astounded to respond>. amaze suggests an effect of bewilderment <amazed by the immense size of the place>. flabbergast may suggest thorough astonishment and bewilderment or dismay <flabbergasted by his angry refusal>.
FLABBERGASTING Defined for Kids

flabbergast

verb flab·ber·gast \ˈfla-bər-ˌgast\
flab·ber·gast·edflab·ber·gast·ing

Definition of FLABBERGAST for Kids

:  to greatly surprise :  astonish

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