• enPR: bŭlk, IPA: /bʌlk/

bulk

1. Size, specifically, volume.
   • 1729. I Newton, Mathematical Principles of Natural Philosophy, page 1.

     The Quantity of Matter is the measure of the same, arising from its density and bulk conjunctly.

   • 1912 January, Zane Grey, chapter 8, in Riders of the Purple Sage: A Novel, New York, N.Y.; London: Harper & Brothers Publishers, OCLC 6868219 ↗:

     The cliff-dwellers had chipped and chipped away at this boulder till it rested its tremendous bulk upon a mere pin-point of its surface.

2. Any huge body or structure.
3. The major part of something.
4. Dietary fibre.
5. (uncountable, transport) Unpackaged goods when transported in large volumes, e.g. coal, ore or grain.
6. (countable) a cargo or any items moved or communicated in the manner of cargo.
7. (bodybuilding) Excess body mass, especially muscle.
8. (bodybuilding) A period where one tries to gain muscle.
9. (brane cosmology) A hypothetical higher-dimensional space within which our own four-dimensional universe may exist.
10. (obsolete) The body.
    • c. 1593, William Shakespeare, “The Tragedy of Richard the Third: […]”, in Mr. William Shakespeares Comedies, Histories, & Tragedies: Published According to the True Originall Copies (First Folio), London: Printed by Isaac Iaggard, and Ed[ward] Blount, published 1623, OCLC 606515358 ↗, [Act I, scene iv]:

      Methought I had, and often did I strive
      To yield the ghost, but still the envious flood
      Stopped in my soul and would not let it forth
      To find the empty, vast, and wand'ring air,
      But smothered it within my panting bulk,
      Who almost burst to belch it in the sea.

• French: grosseur
• Italian: massa, mole, volume
• Portuguese: volume, quantidade
• Russian: величина́
• Spanish: masa

• French: gros, ensemble
• German: Großteil
• Italian: grosso
• Portuguese: grosso
• Russian: больший
• Spanish: grueso

• French: vrac
• Portuguese: granel
• Spanish: bulto

bulk (not comparable)

1. being large in size, mass or volume (of goods, etc.)
2. total

• Russian: кру́пный
• Spanish: masivo

bulk (bulks, present participle bulking; past and past participle bulked)

1. (intransitive) To appear or seem to be, as to bulk or extent.

   • The fame of Warburton possibly bulked larger for the moment.

2. (intransitive) To grow in size; to swell or expand.
3. (intransitive) To gain body mass by means of diet, exercise, etc.
4. (transitive) To put or hold in bulk.

• bulker
• bulkhead
• bulky
• bulk up
• in bulk