verb (used without object)
- to make a choice; choose (usually followed by for).
- opt out, to decide to leave or withdraw: to opt out of the urban rat race and move to the countryside.
- (when intr, foll by for) to show preference (for) or choose (to do something)See also opt in See also opt out
v.1877, from French opter “to choose” (16c.), from Latin optare “choose, desire” (see option). To opt out is attested from 1922. Related: Opted; opting.