News flash is a phrase that typically announces an important breaking news story. There are several synonyms for this phrase, including flash bulletin, breaking news, urgent update, bulletin, or breaking story. Flash bulletin is closely related to news flash, but it tends to refer to shorter and more concise pieces of information. Meanwhile, breaking news and urgent update can be used interchangeably with news flash, but they might suggest a more serious or urgent tone. A bulletin, on the other hand, is a formal written or printed statement, which can also be used to describe updated news on a particular topic.