call in
Americanverb phrase
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to call for payment; collect.
The family struggled because her father was unwilling to call in the debts owed to him.
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to call upon for consultation; ask for help.
Management called in an independent engineering firm to determine the cause behind the roof collapse.
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to inform, report, or request by telephone.
The electric company will reward customers with a credit if they call in their own meter readings.
Your doctor can call in the prescription to your local pharmacy.
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to participate in a meeting or a radio or television program by telephone.
The listeners who call in to my talk show about science ask the most intriguing questions.
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to visit.
We were instructed to call in to the office later to pay and complete the formal paperwork.
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to withdraw from circulation.
The country’s leader issued a proclamation calling in all gold coins and gold certificates.
noun
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Radio and Television. a program in which listeners or viewers phone in comments or questions to the host or a person being interviewed.
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Radio and Television. a live telephone conversation intended for broadcasting between a program's host and a person being interviewed.
adjective
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Radio and Television. relating to or featuring such phone calls or conversations.
My call-in program about gardening airs once a week on the local public radio station.
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being or relating to a meeting, service, etc., that is accessed by telephone.
The agenda will be sent out the morning of the meeting, along with all the call-in numbers needed.
The grant funds a call-in hotline for low-income residents in the metro area.
verb
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to pay a visit, esp a brief or informal one
call in if you are in the neighbourhood
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(tr) to demand payment of
to call in a loan
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(tr) to take (something) out of circulation, because it is defective or no longer useful
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(tr) to summon to one's assistance
they had to call in a specialist
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Summon for help or consultation, as in We've decided to call in a specialist to look at Father . [Second half of 1600s]
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Withdraw from circulation, as in We're calling in all the old models . [Late 1500s]
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Communicate by telephone, as in In this office salesmen must call in once a day . [Mid-1900s]
Etymology
Origin of call in
First recorded in 1480–90
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
United CEO Scott Kirby said on an earnings call in January that United would add “as many flights as are required” to stop rivals from gaining additional gates in Chicago.
From MarketWatch • Apr. 6, 2026
During its fourth-quarter earnings call in January, the company said it expects Chinese sales to comprise only 20% of 2026 sales, though it made a similar prediction about 2025 that did not pan out.
From Barron's • Apr. 3, 2026
In the compressed world of a 988 call, in which both counselor and caller are strangers with little information to go on besides the words they exchange, the potential for miscommunication is high.
From Los Angeles Times • Apr. 1, 2026
After the couple were sentenced, Merseyside Police released the 999 call in which an operator can be heard stating: "Ambulance Service, is the patient breathing?"
From BBC • Mar. 24, 2026
To be learning about these boys rather than just imagining them, to be trying to solve the mystery of the call in an orderly way rather than merely by hopping on trains.
From "The Brightwood Code" by Monica Hesse
Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.
