The sheer weight and 'bulk' of the car makes it safe to drive. [=the car is safe because it is heavy and large]
The restaurant buys rice and flour 'in bulk'. [=it buys large bags of rice and flour]
This is a problem that 'bulks large' [='looms large'] in the minds of many people.
(..) once said, "Give me good men and I'll impregnate the bitch." - ( grunting ) - ( all shouting ) And so it begins. They will face the bulk of the Lannister forces. They will be outnumbered. They will have less armor and fewer weapons. But my sister's armies fight for her out of fear. (..)2017 TvShow: Game of Thrones Title: The Queen's Justice Season: 7 Episode 3