Definition of flabbergasted adjective from the Oxford Advanced Learner's Dictionary



BrE BrE//ˈflæbəɡɑːstɪd//
; NAmE NAmE//ˈflæbərɡæstɪd//
[not usually before noun] (informal) Surprise
jump to other results
extremely surprised and/or shocked synonym astonished Friends were flabbergasted by the news that they’d split up. She was too flabbergasted to speak. See related entries: Surprise Word Originlate 18th cent.: of unknown origin.
See the Oxford Advanced American Dictionary entry: flabbergasted