和英辞書

慇懃無礼

adj

hypocritical courtesy; superficially polite but rude in intent; politely impolite

彼の慇懃無礼な態度にはうんざりした。

I was fed up with his hypocritical courtesy.

意味（1）

hypocritical courtesy; superficially polite but rude in intent; politely impolite

あいつの慇懃無礼(いんぎんぶれい)なものの言(い)い方(かた)、思(おも)い出(だ)すだけで不愉快(ふゆかい)になるよ。

Aitsu no inginburei na mono no iikata, omoidasu dake de fuyukai ni naru yo.I find just the memory of his overly polite, patronizing manner really offensive.