bank discount; banker's discount
A financial term referring to the discount applied by a bank when purchasing a bill of exchange or promissory note before its maturity date.
Bank discount is used to convert bills into cash before maturity.
割引 is a general term for discount, while 銀行割引 specifically refers to the discounting of financial instruments by a bank.
Compound of 銀行 (bank) and 割引 (discount), directly describing the concept of a bank discount.