noun
mashing steamed rice, mold, and water with poles in sake brewing
A traditional step in sake production, now largely replaced by mechanical methods. The term is specific to the brewing industry.
昔の酒造りでは、山卸は重労働だった。
In old sake brewing, yamaoroshi was heavy labor.
山卸の工程は、現在では機械化されていることが多い。
The yamaoroshi process is now often mechanized.
Compound of 山 (yama, 'mountain') and 卸 (oroshi, 'wholesale' or 'grating'), referring to the mounding and breaking down of the rice mixture. The exact derivation is uncertain.