プログレッシブ和英中辞典(第３版)の解説
べらぼう【べらぼう】
べらぼうな (に)｜awful(ly); unreasonable (unreasonably)
- べらぼうな要求［値段］
an unreasonable [exorbitant] demand [price] - 全くべらぼうな話だ
That's 「absolute nonsense [absolutely ridiculous]. - べらぼうに暑い
It's awfully [terribly] hot. - このべらぼうめ
You fool [idiot]!