A Bulk is a large amount of something that is not divided into separate packages. Many stores allow shoppers to scoop out the amount they need of bulk goods like popcorn or potato chips. This reduces waste and packaging.
See also:
"Bulk" is in the NAICS Code "221121"
(Electric Bulk Power Transmission and ControlElectric power control)
"Bulk" is in the CPC Code "6722"
Bulk liquid or gas storage services
"Bulk" is in the UNSPSC Code "20102304"
Bulk material carriers