Source : Webster's Revised Unabridged Dictionary (1913)

Reckon \Reck"on\, v. t. [imp. & p. p. {Reckoned}; p. pr. & vb.
   n. {Reckoning}.] [OE. rekenen, AS. gerecenian to explain;
   akin to D. rekenen to reckon, G. rechnen, OHG. rahnjan), and
   to E. reck, rake an implement; the original sense probably
   being, to bring together, count together. See {Reck}, v. t.]
   1. To count; to enumerate; to number; also, to compute; to
      calculate.

            The priest shall reckon to him the money according
            to the years that remain.             --Lev. xxvii.
                                                  18.

            I reckoned above two hundred and fifty on the
            outside of the church.                --Addison.

   2. To count as in a number, rank, or series; to estimate by
      rank or quality; to place by estimation; to account; to
      esteem; to repute.

            He was reckoned among the transgressors. --Luke
                                                  xxii. 37.

            For him I reckon not in high estate.  --Milton.

   3. To charge, attribute, or adjudge to one, as having a
      certain quality or value.

            Faith was reckoned to Abraham for righteousness.
                                                  --Rom. iv. 9.

            Without her eccentricities being reckoned to her for
            a crime.                              --Hawthorne.

   4. To conclude, as by an enumeration and balancing of
      chances; hence, to think; to suppose; -- followed by an
      objective clause; as, I reckon he won't try that again.
      [Prov. Eng. & Colloq. U. S.]

   Syn: To number; enumerate; compute; calculate; estimate;
        value; esteem; account; repute. See {Calculate},
        {Guess}.