noun
draft horse; cart horse
A horse bred or used for pulling heavy loads, such as carts or wagons. The term is somewhat specialized and may appear in historical or agricultural contexts.
昔、輓馬は重い荷車を引くのに使われた。
In the past, draft horses were used to pull heavy carts.
この地域では輓馬の品種改良が進んでいる。
In this region, breeding improvements of draft horses are progressing.
Compound of 輓 (ban, 'pull, draw') and 馬 (ba, 'horse'). The first character is relatively rare in modern Japanese.