bulldozer UK /ˈbʊlˌdəʊzə/US /ˈbʊlˌdoʊzɚ/noun 4verb 2forms 3 noun4 •A tractor with caterpillar tracks and an attached blade for pushing earth and building debris for coarse preliminary surface grading, demolishing building structures, etc.More than 100 provincial and municipal firefighters were brought in, with helicopters and aircraft used to drop water and fire retardant, while bulldozers were digging firebreaks. — 2016 •One who bulldozes. •A bully; an overbearing individual. •[in the plural] (historical) A member of a self-identified group of white US Southerners who colluded to influence outcomes of post-Reconstruction elections by intimidating, coercing and bullying black voters and legislators, including burning down houses and churches, flogging and murdering opponents. verb2 •To bulldoze (demolish with a bulldozer). •To bulldoze (push through forcefully).They bulldozered through the crowd. formsbulldozered · bulldozering · bulldozers