1. Magnitude of material substance; whole dimensions; size of a thing; as an ox or a ship of great bulk
2. The gross; the majority; the main mass or body; as the bulk of a debt; the bulk of a nation.
3. Main fabric.
4. The whole content of a ship's hood for the stowage of goods.
5. A part of a building jutting out.
To break bulk in seamen's language, is to begin to unload.
Laden in bulk having the cargo loose in the hold, or not inclosed in boxes, bales or casks.