新しん馬ばしんばMeanings1nounnew horse; unbroken horse; remounthorse racingHorse-racing term for a horse that has not yet raced or is newly acquired; also used for a replacement mount.このレースは新しん馬ば戦せんです。This race is for new horses.彼かれは新しん馬ばを調ちょう教きょうしている。He is training an unbroken horse.