firm up

1. (idiomatic, transitive)To make (tentative plans) more definite.

   Can we firm up plans for the barbecue Sunday?

   1977-1980, Lou Sullivan, personal diary, quoted in 2019, Ellis Martin, Zach Ozma (editors), We Both Laughed In Pleasure Just got a call from Falces office firming up my hospital date.

2. (idiomatic, intransitive)To become more definite.

   Let me know as soon as your plans firm up.

3. (transitive)To make (muscles) more toned through physical exercise.

   He hopes to firm up his biceps a bit before meeting the girls.

4. (intransitive)To become more toned through physical exercise.

   After weeks of working out, his biceps finally began to firm up a bit.

5. (intransitive)To become firmer in consistency.

   Cook the omelet until the top has started to firm up.

1. The firm has built up a wide reputation for fair dealing.

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2. It's time for you to firm up your knowledge by putting it into practice.

   ruПора закрепить ваши знания на практике. — odexed

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3. The jello will firm up as it chills.

   CC BY 2.0 FR · Tatoeba · shekitten · C2Open on TatoebaReport a problem

4. It's a good way to firm up vocabulary.

   ruЭто хороший способ закрепления словарного запаса. — al_ex_an_der

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irregular