bulk out

verb

To become thicker, fatter or more bulky.

“The pet food was made from meat bulked out with rusk.”

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Meanings

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

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

  1. intransitiveTo become thicker, fatter or more bulky.
  2. transitiveTo cause to be thicker, fatter or more bulky.
  3. intransitiveTo become more substantial
  4. transitiveTo cause to be more substantial; to add substance to.

    The pet food was made from meat bulked out with rusk.

Cite this entry
APA

bulk out. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/bulk%20out

MLA

“bulk out.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/bulk%20out. Accessed November 4, 2026.

Chicago

WatkinsX Dictionary, s.v. “bulk out,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/bulk%20out.

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