プログレッシブ和英中辞典(第4版)の解説
あたまごし【頭越し】
彼は課長の頭越しに直接社長にその提案をもっていった
He 「went over the section manager's head [bypassed the section manager] and took his proposal directly to the president.
米中の交渉は日本政府の頭越しに行われた
The U.S.-China negotiations were carried out without the Japanese government being consulted.