息いきを合あわせる

expression, ichidan verb

synchronize breathing with the opponent before a sumo match

Sumo term: the two wrestlers match their breathing rhythm just before the initial charge. Rarely used outside sumo contexts.

• 力りき士したちは仕し切きり線せんで息いきを合あわせる。

  The sumo wrestlers synchronize their breathing at the starting lines.