rate tart

短语

词形变化

rate tarts 复数 rate tarts

释义与例句

n.
  1. 1.

    A holder of a credit card or bank account who frequently and intentionally changes providers to take advantage of an offer of a low interest rate established to attract new customers.

    贬义 非正式

词源

rate + tart i.e., rate, as in "rate of interest", and tart, UK slang for a prostitute, referring to the promiscuity (in the sense of indiscriminate choice) of such a person.

来源：wiktionary