English Dictionary

bulldozer

/ˈbʊldoʊzɚ/

noun

A tractor with an attached blade for pushing earth and building debris for coarse preliminary surface grading, demolishing building structures, etc. / One who bulldozes.

The bulldozer cleared the debris from the construction site.

意味（1）

A tractor with an attached blade for pushing earth and building debris for coarse preliminary surface grading, demolishing building structures, etc.

The bulldozer is a caterpillar tractor on the front of which is mounted a heavy steel blade which can be moved up and down by hydraulic gear. By sheer brute force it can push down trees and hedges, remove obstructions (including light brickwork) and level and consolidate newly-tipped banks.

意味（2）

One who bulldozes.

意味（3）

(historical, chiefly in the plural) 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.

意味（4）

(by extension) A bully; an overbearing individual.