car bomb noun 4car-bomb verb 1forms 4 noun4 •An automobile laden with a large amount of explosives, and used as a bomb primarily in order to cause external damage. •An explosive device installed in an automobile with the primary purpose of killing the occupants of the car. •An alcoholic beverage made by dropping a shot of liquor into a glass of beer. •(slang) Flatulence in an enclosed automobile. car-bomb verb1 •To attack with a car bomb formscar-bombed · car-bombing · car-bombs · car bombs