To elect as a fellow member of a group, such as a committee. / To commandeer, appropriate or take over. / To absorb or assimilate into an established group.

simple past tense and past participle of opt out

simple past tense and past participle of co-opt

plural of opt-out

(Internet, marketing) The situation where a subscriber to a newsletter etc. first provides their e-mail address and then receives a confirmation request to that address, requiring them to take further action (such as clicking a hyperlink) to activate the subscription.

Alternative form of cooptative

Third-person singular simple present indicative form of opt out

present participle of opt out

Third-person singular simple present indicative form of co-opt

present participle of co-opt