firm up

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firm up

verb firms up · firming up · firmed up

idiomatic, transitive To make (tentative plans) more definite. Can we firm up plans for the barbecue Sunday?
idiomatic, intransitive, of tentative plans To become more definite. Let me know as soon as your plans firm up.
transitive To make (muscles) more toned through physical exercise. He hopes to firm up his biceps a bit before meeting the girls.
intransitive, of muscles To become more toned through physical exercise. After weeks of working out, his biceps finally began to firm up a bit.
intransitive To become firmer in consistency. Cook the omelet until the top has started to firm up.

Translations

Every language

verb To make tentative plans more definite

Français	préciser

verb To make muscles more toned

Français	affermir

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MLA

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

APA

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

Chicago

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

BibTeX

@misc{firm_up_2026,
  title = {firm up},
  howpublished = {Wiktionary, via Micwyn},
  year = {2026},
  url = {https://micwyn.com/word/firm%20up},
  urldate = {2026-11-06}
}