Английский словарь американских идиом - day of reckoning

{n. phr.} 1. A time when one will be made to account for misdeeds. * /When the criminal was caught and brought to trial his victims said, "finally, the day of reckoning has come."/ 2. A time when one's will and Judgment are severely tested. * /"You always wanted to run the department," the dean said to Professor Smith. "Now here is your chance; this is your day of reckoning."/