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.
(..) - and mitigate any tax burden... ...to the American and Chinese taxpayers, the corporations will provide the bulk of the investment, the, infrastructure to extract the oil and the technology. ...And then any of the profits will then be distributed commensurately among these corporations, as well, (..)2016 TvShow: House of Cards Title: Chapter 45 Season: 4 Episode 6