N-COUNT [usually plural] 垃圾债券，风险债券（利息高，风险大，用于集资建立、收购新公司等） If a company issues junk bonds, it borrows money from investors, usually at a high rate of interest, in order to finance a particular deal, for example the setting up or the taking over of another company. 垃圾债券，风险债券（利息高，风险大，用于集资建立、收购新公司等） [business]