English edit

Etymology edit

flabbergast +‎ -ing.

Pronunciation edit

Adjective edit

flabbergasting (comparative more flabbergasting, superlative most flabbergasting)

  1. Overwhelming in a bewildering way; amazing, confounding, stunning, especially in a ludicrous manner.

Translations edit

Verb edit

flabbergasting

  1. present participle and gerund of flabbergast