bulldozer

Definitions

• A tractor with an attached blade for pushing earth and building debris for coarse preliminary surface grading, demolishing building structures, etc.
• One who bulldozes.
• (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.
• (by extension) A bully; an overbearing individual.