call-in

[ kawl-in ]
/ ˈkɔlˌɪn /
Radio and Television.

noun

a program in which listeners or viewers phone in comments or questions to the host or a person being interviewed.
a live telephone conversation intended for broadcasting between a program's host and a person being interviewed.

adjective

of, relating to, or featuring such phone calls or conversations: a call-in program.

Origin of call-in

First recorded in 1960–65; noun use of verb phrase call in

Definition for call in (2 of 2)

Origin of call

1200–50; late Middle English callen, probably < Old Norse kalla to call out, conflated with Old English (West Saxon) ceallian to shout; cognate with Middle Dutch kallen to talk, Old High German kallôn to shout, akin to Old English -calla herald, Irish gall swan, OCS glasŭ voice

OTHER WORDS FROM call

un·called, adjectivewell-called, adjective

WORDS THAT MAY BE CONFUSED WITH call

call caul cull

synonym study for call

2, 3, 12. Call, invite, summon imply requesting the presence or attendance of someone at a particular place. Call is the general word: to call a meeting. To invite is to ask someone courteously to come as a guest, a participant, etc., leaving the person free to refuse: to invite guests to a concert; to invite them to contribute to a fund. Summon implies sending for someone, using authority or formality in making the request and (theoretically) not leaving the person free to refuse: to summon a witness, members of a committee, etc.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

British Dictionary definitions for call in (1 of 2)

call in

verb (adverb)

(intr often foll by on) to pay a visit, esp a brief or informal onecall in if you are in the neighbourhood
(tr) to demand payment ofto call in a loan
(tr) to take (something) out of circulation, because it is defective or no longer useful
(tr) to summon to one's assistancethey had to call in a specialist

British Dictionary definitions for call in (2 of 2)

call
/ (kɔːl) /

verb

noun

Word Origin for call

Old English ceallian; related to Old Norse kalla, Old High German kallōn, Old Slavonic glasǔ voice
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Idioms and Phrases with call in (1 of 2)

call in

1

Summon for help or consultation, as in We've decided to call in a specialist to look at Father. [Second half of 1600s]

2

Withdraw from circulation, as in We're calling in all the old models. [Late 1500s]

3

Communicate by telephone, as in In this office salesmen must call in once a day. [Mid-1900s]

Idioms and Phrases with call in (2 of 2)

call

The American Heritage® Idioms Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.