expression, noun-modifying (irregular)
poor-quality; low-quality; shoddy
Prenominal phrase used to describe something of inferior quality. Often used with nouns like 商品, サービス, or 材料.
See also: 質が悪い (しつがわるい)
質の悪い商品を買ってしまった。
I ended up buying a poor-quality product.
質の悪いサービスにはがっかりした。
I was disappointed by the low-quality service.
Predicative form meaning 'the quality is bad'; used as a sentence-ending phrase, while 質の悪い is prenominal.
Phrase composed of 質 (quality), の (attributive particle), and 悪い (bad).