かぶとのおをしめる

兜の緒を締める

表記・読み：かぶとの緒を締める・かぶとのおをしめる

1. 1

   to brace oneself (e.g. for battle); to pull oneself together; to focus one's mind; to tighten the strings of one's helmet

   expressions (phrases, clauses, etc.)一段動詞oft. as 勝って兜の緒を締めよidiomatic expression