研究社 新和英中辞典

さんやく^１ 三役

〈相撲の〉 the wrestlers of the three highest ranks (below ‘yokozuna')

〈政党などの〉 the three key [top‐ranking] officials 《of》.

三役揃い踏(_ぶ)み

the ceremony where the three top‐ranking wrestlers on each side enter the ring and stamp in unison (on the last day of a sumo tournament).

斎藤和英大辞典

三役

読み方 さんやく

名詞

The three chief wrestlers （on each side）

JMdict

三役

読み方：さんやく

（名詞） three highest ranks (wrestling, unions, etc.)

JST科学技術用語日英対訳辞書

三役

three highest ranks; three key executives