dunger noun4 •(Australia, New-Zealand) An old, worn-out machine, especially a car.I got a free loaner. And this was quite a new car, too. Not like the clunky old dunger without a working heater I had to battle with on a previous occasion in the dead of winter. — 2007 •(no longer used) A person employed to spread or transport dung.But I will bring over you Dungers with great Dung-Forks, who shall dung thee from off the earth, with thy great heap, as an abominable sin-dunghill. — 1710 •(no longer used) A person employed in the dunging of textiles. •(no longer used) An animal that produces dung.[Worms are] the natural diggers and dungers of land, worm-casts being nothing more than the dung of the worm. — 1790 formsdungers