noun
oil cake; fertilizer from oily dregs
Agricultural term for solid residue left after pressing oil from seeds (e.g., rapeseed, soybeans), used as fertilizer or animal feed.
菜種の油かすは良い肥料になる。
Rapeseed oil cake makes a good fertilizer.
noun
deep-fried meat; fried offal crackling
Only when written 油かす
Food term, especially in Kansai region; refers to deep-fried beef offal (often intestine) that becomes crispy like pork rind. Typically written in kana as 油かす.
大阪では油かすを使ったお好み焼きが人気だ。
In Osaka, okonomiyaki made with fried offal crackling is popular.
Compound of 油 (abura, 'oil') and かす (kasu, 'dregs'). The food sense likely derives from the resemblance of the fried offal to the solid residue of oil pressing.