pushing an opponent out with one's body
Sumo term: a technique where a wrestler uses their body to force the opponent out of the ring.
横綱は寄り身で相手を土俵の外に押し出した。
The yokozuna pushed his opponent out of the ring with a yorimi.
Compound of 寄り (yori, 'pushing') + 身 (mi, 'body').