From Longman Dictionary of Contemporary Englishbe back in businessbe back in businessto be working or operating in a normal way again The band are back in business after a long break. → business
Examples from the Corpus
be back in business• Nice to see Dave Hill's barber is back in business.• The company was back in business.• Stop Press: Liverpool is back in business.• The Cumberland Tavern - now under new management - is back in business as a rock venue.• After appearing to be in terminal decline the monarchy is back in business.• By the summer of 1992 the dress patrols were back in business.• Last week, Peron was back in business, with a few cosmetic changes.• Male speaker We're setting up in another hangar and hope to be back in business soon. 