(bulk) noun
1. The substance or body of anything material considered with reference to its magnitude, as of a ship, a man, an elephant, etc.
2. A large body; mass; volume; size.
3. Greater or principal part; main body; majority.
4. Naut. The whole space in a ship's hold for stowing goods; also, the whole cargo. See synonyms under MAGNITUDE, MASS.
—in bulk Loose; in mass; not in boxes, bales, sacks, or packages.
—v.i.
1. To have an appearance of largeness or weight; be of importance: The weather bulks large in our plans.
2. Obs. To swell; expand: with up.
—v.t.
3. To cause to expand or grow large: with out. [Cf. ON būlki heap, cargo, and Dan. bulk lump]

(bulk) noun
A projecting part of a building; a framework in front of a shop; stall. [? <ON bōlkr beam]