bulk up

/ˌbʌlk ˈʌp/

verb

To gain weight.

Similar
hulk out
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Meanings

verbbulk up (third-person singular simple present bulks up, present participle bulking up, simple past and past participle bulked up)

present singular third person bulks up · participle present bulking up · participle past bulked up · past bulked up

  1. intransitiveTo gain weight.
  2. transitiveTo increase the weight of.
  3. bodybuildingTo train the body with a high-calorie diet and intense weightlifting in order to increase the overall mass of the body, especially the muscles.

    A review of studies done on runners and strength training showed generally positive impacts and no negative consequences. You won’t hulk out or bulk up just fine-tune some lean muscle in ways that running alone can’t do.

    2017 January 9, Molly Hurford, “Cross-Training Workouts Every Runner Should Try”, in MapMyRun, archived from the original on 18 Jun 2017

    Synonyms: hulk out

Synonyms & antonyms

verbTo train the body with a high-calorie diet and intense weightlifting in order to increase the overall mass of the body, especially the muscles.

Similar
hulk out
Also see
big uphulk out

Translations

Polish napakowywać się, napakować się
  • napakowywać sięto gain weight
  • napakować sięto gain weight
Russian набира́ть вес
  • набира́ть вес (nabirátʹ ves)to gain weight
Spanish abultarse
  • abultarseto gain weight
Cite this entry
APA

bulk up. (n.d.). In WatkinsX Dictionary. Retrieved November 3, 2026, from https://dictionary.watkinsx.com/word/bulk%20up

MLA

“bulk up.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/bulk%20up. Accessed November 3, 2026.

Chicago

WatkinsX Dictionary, s.v. “bulk up,” accessed November 3, 2026, https://dictionary.watkinsx.com/word/bulk%20up.

Source: bulk up on Wiktionary, CC BY-SA 4.0.