dumpdump /dʌmp/ verb [transitiveT]1to put waste in a particular place, especially illegallyLAW11 million gallons of crude oil were illegally dumped into Prince William Sound.
2to sell something that you do not wantBut before you call your broker and dump all your stockholdings, consider some other data.
3COMMERCEECONOMICSto sell products cheaply in an export market, perhaps in order to increase your share of the market thereJapanese-made display screens are being dumped in the US at below-market prices.
—dumping noun [uncountableU]Anti-dumping duties are intended to eliminate the difference between an allegedly unfair import price and a higher home-market price.
4COMPUTING to copy information from a computer onto another computer, or onto a TAPE or a DISKOrders placed by credit card are automatically dumped into the computer system.