dump¹/dʌmp; dʌmp/ v [T] 1 to drop or put something somewhere in a careless way 〔随意地〕倾倒，堆放，扔下: dump sth in/on/down etc They dumped their bags on the floor and left. 他们把包都往地板上一扔就离开了。 2 to get rid of something that you do not want 丢弃，拋弃: Illegal chemicals had been dumped in the river. 违禁化学物被倒进了河里。