dump / dəmp/ • n. 1. a site for depositing garbage. ∎  a place where a particular kind of waste, esp. dangerous waste, is left: a nuclear waste dump. ∎  a heap of garbage left at a dump. ∎ inf. an unpleasant or dreary place: she says the town has become a dump. ∎ inf. an act of defecation.2. Comput. a copying of stored data to a different location, performed typically as a protection against loss. ∎  a printout or list of the contents of a computer's memory, occurring typically after a system failure.• v. [tr.] 1. deposit or dispose of (garbage, waste, or unwanted material), typically in a careless or hurried way: trucks dumped 1,900 tons of refuse here | [intr.] an attempt to prevent people from dumping on vacant lots. ∎  put down or abandon (something) hurriedly in order to make an escape: the couple dumped the car and fled. ∎  put (something) down firmly or heavily and carelessly: she dumped her knapsack on the floor. ∎ inf. abandon or desert (someone): his girlfriend dumped him for being fat. ∎  send (goods unsalable in the home market) to a foreign market for sale at a low price: other countries dump steel in the U.S. at below-market prices. ∎ inf. sell off (assets) rapidly: investors dumped shares in scores of other consumer-goods firms.2. Comput. copy (stored data) to a different location, esp. so as to protect against loss. ∎  print out or list the contents of (a store), esp. after a system failure.3. Football tackle (a quarterback) before he can throw a pass.PHRASAL VERBS: dump on inf. criticize or abuse (someone); treat badly: you get dumped on just because of your name.