noun Date: 1856 one that dumps: as, dump truck , a device used for unloading freight cars by tilting or dumping, a state of collapse, failure, or ruin
DUMPER
Meaning of DUMPER in English
Merriam Webster. Explanatory English dictionary Merriam Webster. Толковый словарь английского языка Мерриам-Уэбстер. 2012