DictionarybulkPhysical size
noun / verb / adjective

bulk

BUHLK/bʌlk/

A large mass or quantity.

The enormous bulk of the rolled carpet dwarfs its carrier.

An enormous rolled carpet dwarfs the young man carrying it, its thick diameter and long cylindrical body making sheer bulk immediately visible.
Etymology

Bulk comes from a Scandinavian source akin to bulki, “heap” or “ship’s cargo.” Its extension to size and volume was helped by confusion with an older English word meaning “belly.”

In context

Winner’s Bench9:25
doesn't add much bulk to my keys, but offers a lot of functionality.
The Top 5 Best Keychain Multi-Tool in 2026 - Must Watch Before Buying!

More examples

  • We buy rice in bulk to reduce packaging.
  • The bulk of the repairs will take place next week.
  • Extra padding bulked up the costume's shoulders.

Forms

bulk · bulks · bulked · bulking

bulky adjective — Taking up a large amount of space.

Similar words

mass
Emphasizes quantity of matter, while bulk also emphasizes occupied space.