noun, verb ·Rare ·Advanced level

Definitions

Noun

1. 1
   The development of bulk; solidification. countable, uncountable

   "Filamentous bacteria may cause the bulking of activated sludge."

2. 2
   A period of intentional weight gain. countable, uncountable

Verb

1. 1
   present participle and gerund of bulk form-of, gerund, participle, present

Synonyms

All synonyms

majorityaccumulateadd toadjustagglomerateaggrandize

Antonyms

All antonyms

cutting

Example

More examples

"I want to keep bulking up my repertoire."

Related phrases

bulking agentdirty bulking

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.