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Definition
A keyword: an important word to learn business   Show phonetics
noun
1 TRADE [U] the buying and selling of goods or services
The shop closed last year, but now they're back in business.
We do a lot of business with China.
His company has gone out of business (= failed).

2 ORGANIZATION [C] an organization that sells goods or services
My uncle runs a small decorating business.

3 WORK [U] work that you do to earn money
She's in Vienna on business (= working).

4 a nasty/strange, etc business an unpleasant/strange, etc situation

5 be sb's (own) business to be something private that other people do not need to know
What he does in his own home is his business.

6 be none of sb's business If something is none of someone's business, they do not need to know about it, although they want to, because it does not affect them.

7 mind your own business used to tell someone in a rude way that you do not want them to ask about something private
See also: big business, show business

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