There are 2 definitions of mean business in English:

mean business1

Be in earnest.
More example sentences
  • Eight businesses were based in Michigan, seven in New York, nineteen in Colorado, and fifteen in Montana, showing that salmon mean business across the nation.
  • Community colleges mean business.
  • This team means business. We are not there to show off. We want to achieve something together.
See parent entry: business

Definition of mean business in:

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Word of the day keek
Pronunciation: kiːk
verb
peep surreptitiously

There are 2 definitions of mean business in English:

mean business2

Be in earnest.
More example sentences
  • When it came to books, Ms. Hensley meant business.
  • Well, it didn't take long for us to realize they meant business, and they started clearing stuff up right away.
  • He thought we were playing some sort of silly joke on him, but we meant business.
See parent entry: mean

Definition of mean business in: