noun the body.
2. bulk ·v a projecting part of a building.
3. bulk ·noun the cargo of a vessel when stowed.
4. bulk ·vi to appear or seem to be, as to bulk or extent; to swell.
5. bulk ·noun magnitude of material substance; dimensions; mass; size; as, an ox or ship of great bulk.
6. bulk ·noun the main mass or body; the largest or principal portion; the majority; as, the bulk of a debt.