- 1[uncountable, countable] the act of calculating something, especially in a way that is not very exact By my reckoning you still owe me $10.
- 2[countable, usually singular, uncountable] a time when someone's actions will be judged to be right or wrong and they may be punished In the final reckoning truth is rewarded. Officials concerned with environmental policy predict that a day of reckoning will come.
Check pronunciation: reckoning