プログレッシブ和英中辞典(第4版)の解説
ざっくばらん
この件についてざっくばらんに意見を述べてほしい
I would like you to give your opinion about this matter frankly./Let me hear your frank opinion about this matter.
ざっくばらんに言えば…
Frankly speaking, ..../To be frank with you, ....
ざっくばらんな意見の交換
a frank and candid exchange of opinion
彼はざっくばらんな男だ
He is an outspoken man./He calls a spade a spade.