Occurring rapidly as a series of events in rapid succession(adjective)
WordNet. Princeton University. 2010.
Use "fast-breaking" in a sentence
"The fast-breaking meal — which varies by ethnic group but traditionally starts with a handful of sweet dates — is seen by many Muslims as an opportunity to gather with family and friends."
"With Lampard alongside poor Wilshere, England could neither penetrate nor cope with their fast-breaking opponents, and the threadbare nature of the Chelsea man's performance was starkly exposed by that of Gökhan Inler, Switzerland's captain, whose control of the central areas is likely to benefit Juventus next season."
"Travel Alerts provide fast-breaking information about relatively short-term conditions that may pose risks to the security of travelers."