From Longman Dictionary of Contemporary Englishbusiness is businessbusiness is businessspokenBUSINESS used to say that profit is the most important thing to consider We can’t afford to employ someone who isn’t good at the job – business is business. → business
Examples from the Corpus
business is business• For these guys, business is business and worker safety is not important.• But business is business wherever you are.• However, business is business and pleasure is pleasure. 