cat grass; catgrass
Grass grown for cats to eat, often oat grass (Avena sativa). Commonly sold in pet stores.
I bought some cat grass for my cat.
Eating cat grass helps cats pass hairballs.
Kanji spelling; usually written in kana.
Katakana spelling; sometimes used for emphasis or in product names.
Compound of 猫 (neko, 'cat') and 草 (kusa, 'grass'). The exact origin is uncertain, but the word likely arose from the practice of growing grass for domestic cats.