Definition of: reckon

(rek′ən) v.t.
1. To count; compute; calculate.
2. To look upon as being; regard: They reckon him a fool.
3. Dial. To suppose or guess; expect.
—v.i.
4. To make computation; count up.
5. To rely or depend: with on or upon: to reckon on help. See synonyms under CALCULATE.
—to reckon for To pay for; receive the penalty of.
—to reckon with
1. To settle accounts with.
2. To take into consideration; bear in mind; consider.
—to reckon without one's host To reckon a bill without consulting the landlord; hence, to neglect important facts in reaching a conclusion. [OE recenian explain. Akin to G rechnen count.]