From Longman Dictionary of Contemporary Englishthe day of reckoningthe day of reckoningPUNISHa time when you have to deal with the bad results of something you did in the past → day
Examples from the Corpus
the day of reckoning• The idea of training hard for the jump was soon shelved and the day of reckoning drew nearer.• The smoke and sound told her the day of reckoning had begun.• If they do that they will merely be putting off the day of reckoning.• But on the day of reckoning a divided Kurdistan could be a fatally weakened one.• When the day of reckoning finally arrived, the truth was found to lie well in the middle ground between these extremes.• Yet year by year, the day of reckoning grows closer, and nothing is being done. 