Английский словарь американских идиом - back in circulation

{adv. phr.} 1. Socially active once again (said about people); back on the dating circuit after a divorce or a romantic breakup. * /Now that Sully is divorced from Jim she is hack in circulation./ 2. Once again available to the public (said about types of paper money, rare coins, or other commercially available goods). * /In the USA the two-dollar hill was back in circulation for a short time only in the 1950s and 1960s./