the power or right to decide or act according to one's own judgment; freedom of judgment or choice: It is entirely within my discretion whether I will go or stay.
2.
the quality of being discreet, especially with reference to one's own actions or speech; prudence or decorum: Throwing all discretion to the winds, he blurted out the truth.
Idioms
3.
at discretion, at one's option or pleasure: They were allowed to work overtime at discretion.
Origin: 1250–1300;Middle Englishdiscrecioun < Anglo-French < Late Latindiscrētiōn- (stem of discrētiō). See discreet, -ion
c.1300, from L.L. discretionem (nom. discretio) "discernment, power to make distinctions," from L. discretionem "separation, distinction," from discre- stem of discernere "to separate, distinguish" (see discern). Phrase at (one's) discretion attested from 1570s; the age