ichidan verb, intransitive verb
be flabbergasted; be very surprised
Colloquial, emphatic expression for being utterly astonished or dumbfounded. Often used in casual speech.
See also: たまげる
その値段を聞いてぶったまげた。
I was flabbergasted when I heard the price.
急に大声を出されてぶったまげたよ。
I was totally startled when someone suddenly shouted.