bulk

from The American Heritage® Dictionary of the English Language, 5th Edition.

• noun Size, mass, or volume, especially when very large.
• noun A distinct mass or portion of matter, especially a large one.
• noun The body of a human, especially when large or muscular.
• noun The major portion or greater part.
• noun Thickness of paper or cardboard in relation to weight.
• noun A ship's cargo.
• intransitive verb To be or appear to be massive in terms of size, volume, or importance; loom.
• intransitive verb To grow or increase in size or importance.
• intransitive verb To cohere or form a mass.
• intransitive verb To cause to swell or expand.
• intransitive verb To cause to cohere or form a mass.
• adjective Being large in mass, quantity, or volume.
• idiom (in bulk) Unpackaged; loose.
• idiom (in bulk) In large numbers, amounts, or volume.

from The Century Dictionary.

• To increase in bulk; grow large; swell.
• To put or hold in bulk or as a mass; fix the bulk of in place: as, to bulk a cargo.
• To belch.
• noun A heap.
• noun Magnitude of material substance; whole dimensions in length, breadth, and thickness; size of a material thing: as, an ox or a ship of great bulk.
• noun The gross; the greater part; the main mass or body: as, the bulk of a debt; the bulk of a nation.
• noun The bottom or hold of a ship.
• noun The entire space in a ship's hold for the stowage of goods; hence, that which is stowed; the mass of the cargo: as, to break bulk for unloading.
• noun The breast; the chest; the thorax.
• noun The body of a living creature.
• noun A partition; a projecting part of a building.
• noun A stall in front of a shop.
• noun A large chest or box.
• To strike; beat.
• To throb.
• In the tobacco industry, to form into a bulk or bulks; to leave in the state of bulks: used in this sense with down.
• To pile in heaps, as fish for salting.
• noun A pile of tobacco laid up in courses for the purpose of sweating.

from the GNU version of the Collaborative International Dictionary of English.

• noun obsolete A projecting part of a building.
• intransitive verb To appear or seem to be, as to bulk or extent; to swell.
• noun Magnitude of material substance; dimensions; mass; size.
• noun The main mass or body; the largest or principal portion; the majority.
• noun (Naut.) The cargo of a vessel when stowed.
• noun obsolete The body.
• noun See under Barrel.
• noun (Naut.) to begin to unload or more the cargo.
• noun in a mass; loose; not inclosed in separate packages or divided into separate parts; in such shape that any desired quantity may be taken or sold.
• noun having the cargo loose in the hold or not inclosed in boxes, bales, or casks.
• noun a sale of goods as they are, without weight or measure.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

• noun Size, mass or volume.
• noun The major part of something.
• noun The result of water retained by fibre.