also: よいどきょう
expression, noun, noun or participle which takes 'suru', intransitive verb
some nerve; what nerve
Used to express astonishment or indignation at someone's audacity, often in the phrase いい度胸だ or いい度胸してる. Conveys 'you've got a lot of nerve'.
よくもまあ、そんなことが言えたものだ。いい度胸だね。
How dare you say such a thing. You've got some nerve.
彼女は社長に直
She's got some nerve, complaining directly to the president.