noun
breaking and removing frozen snow to expose the ground
Rare term for the agricultural or practical act of breaking up and clearing away frozen snow to uncover the ground beneath.
雪割りをして、春の畑の準備を始めた。
They broke up the frozen snow and began preparing the fields for spring.
Compound of 雪 (yuki, 'snow') and 割り (wari, 'breaking, splitting'), from the verb 割る (waru, 'to break, split').