suffix
-off; discount
Suffix attached to a number or amount to indicate a price reduction or discount. Common in commercial contexts.
この商品は全品2割引きです。
All items are 20% off.
会員なら500円引きで買えます。
Members can buy it with a 500-yen discount.
suffix
-coated; -plated
Suffix attached to a material noun to indicate that something is coated or plated with that material. Often used in product descriptions.
金引きのアクセサリーは高級感がある。
Gold-plated accessories have a luxurious feel.
この鍋はテフロン引きで焦げ付きにくい。
This pan is Teflon-coated and resists sticking.
Derived from the verb 引く (ひく, 'to pull'), with rendaku voicing to びき. The discount sense comes from the idea of 'pulling down' a price, while the coating sense likely comes from 'drawing' or 'spreading' a material over a surface.