Definitions
1.VerbTo count; to enumerate; to number; also, to compute; to calculate.
2.VerbTo count as in a number, rank, or series; to estimate by rank or quality; to place by estimation; to account; to esteem; to repute.
3.VerbTo charge, attribute, or adjudge to one, as having a certain quality or value.
4.VerbTo conclude, as by an enumeration and balancing of chances; hence, to think; to suppose; -- followed by an objective clause"I reckon he won't try that again.; I’ve just heard from the repairman: it's going to cost £1000. I'd reckoned it’d be £500 at most."
5.VerbTo reckon with something or somebody or not, i.e. to reckon without something or somebody: to take into account, deal with, consider or not, i.e. to misjudge, ignore, not take into account, not deal with, not consider or fail to consider; e.g. reckon without one's host
6.VerbTo make an enumeration or computation; to engage in numbering or computing.
7.VerbTo come to an accounting; to draw up or settle accounts; to examine and strike the balance of debt and credit; to adjust relations of desert or penalty.
8.NounAn impression or opinion.
9.NounAlternative form of rackan (“chain”).