よくもまあ
Meanings
Adverb
1. just how; how (dare you) (Usually kana, emphatic)
Other spellings
善よくもまあ
Kanji in other spellings
Examples8
How dare you behave like that!
How dare you say such a thing!
I don't see how you can eat that stuff.
How dare you speak to me like that?
How dare you behave so rudely!
How dare you talk to me like that!