Firm up

Verb

Definitions

1.VerbTo make (tentative plans) more definite.

"Can we firm up plans for the barbecue Sunday?"

2.VerbTo become more definite.

"Let me know as soon as your plans firm up."

3.VerbTo make (muscles) more toned through physical exercise.

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

4.VerbTo become more toned through physical exercise.

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

5.VerbTo become firmer in consistency.

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

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