The act of counting or computing; an account of time; settlement of accounts; charges for entertainment; estimation; account of a ship's course and progress from the log- book. Reckoning- book, a book in which money received and expended is entered.
- Nuttall's Standard dictionary of the English language. By Nuttall, P.Austin. Published 1914. (noun) (n.) (noun)
The act of one who counts or computes; calculation; statement of accounts between debtor and creditor; bill; settlement of debt, obligation, etc.; a making good; as, the day of reckoning; position of a ship estimated by its progress and course; calculation of such position; as, dead reckoning.
- The Winston Simplified Dictionary. By William Dodge Lewis, Edgar Arthur Singer. Published 1919. (noun) (n.) (noun)
A statement and comparison of accounts with another person; computation; an account of time; money charged for entertainment or refreshments; in nav., the computation of a ship's way, usually by the log.
- Etymological and pronouncing dictionary of the English language. By Stormonth, James, Phelp, P. H. Published 1874. (noun) (n.) (noun)
An account of time: settlement of accounts, etc.: charges for entertainment: ( naut.) a calculation of the ship's position: ( B.) estimation.
- The american dictionary of the english language. By Daniel Lyons. Published 1899. (noun) (n.) (noun)
Computation; bill of charges.
- The Clarendon dictionary. By William Hand Browne, Samuel Stehman Haldeman. Published 1894. (noun) (n.) (noun)

Usage examples:

He had made up his mind to have a little reckoning with her, in order to wind up his final accounts.
- The Intriguers by William Le Queux
That should not be charged against her when the reckoning came.
- The Lost Despatch by Natalie Sumner Lincoln
" 'Tis surely time," said Walter, sternly, " that you and I discharged our reckoning
- The Great Mogul by Louis Tracy