buff up

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buff up

verb buffs up · buffing up · buffed up

idiomatic, transitive To improve. […] Mr. Kurz was quickly seen in Europe as the poster boy of an ascendant right for a new generation, a political Wunderkind who had salvaged conservatism by borrowing the far right’s agenda, buffing it up and bringing it into the mainstream.
transitive To shine; to make shiny.
idiomatic, intransitive To become more muscular.
idiomatic, intransitive To study hard to learn a particular subject. I'll need to buff up on my Italian before my trip to Genoa.
Similar: cram

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MLA

"buff up." Wiktionary, via Micwyn, micwyn.com/word/buff%20up. Accessed 6 Nov. 2026.

APA

buff up. (n.d.). In Wiktionary, via Micwyn. Retrieved November 6, 2026, from https://micwyn.com/word/buff%20up

Chicago

"buff up." Wiktionary, via Micwyn. Accessed November 6, 2026. https://micwyn.com/word/buff%20up.

BibTeX

@misc{buff_up_2026,
  title = {buff up},
  howpublished = {Wiktionary, via Micwyn},
  year = {2026},
  url = {https://micwyn.com/word/buff%20up},
  urldate = {2026-11-06}
}