From Longman Dictionary of Contemporary Englishcome/follow hot on the heels of somethingcome/follow hot on the heels of somethingAFTERto happen or be done very soon after something else The news came hot on the heels of another plane crash. → hot
Examples from the Corpus
come/follow hot on the heels of something• It comes hot on the heels of the C5 saloon we showed you last week.