ㄧㄣˋyìn˙ziㄑㄧㄢˊqián

  1. 舊時高利貸俗稱利息償還一部上蓋印記印子錢」。清史稿·二四·》:百姓十室九空取利逐月合券印子錢』,七八妻孥放債。」簡稱印子」。高利貸

usury, high interest loan (in former times)​