(attributive) on call

Available to be summoned.

(intransitive, copulative) To communicate with a base etc, by telephone. / (transitive) To report; communicate (a message) by telephone or similar. / (intransitive) To pay a short visit.

(of a TV or radio programme) In which members of the public telephone the studio and talk live to the presenter.

A TV or radio programme allowing members of the public to telephone the studio and talk live to the presenter. / A telephone call of this kind. / A caller who makes such a call.

plural of calling

Third-person singular simple present indicative form of call in

present participle of call in

simple past tense and past participle of call in

To shout out in order to summon (a person). / To ask for in a loud voice. / (figuratively) To request, demand. / To necessitate, demand. / To stop at a place and ask for (someone).