check-in

noun \ ˈchek-ˌin \

|Updated on: 19 Aug 2018

Definition of check-in

: an act or instance of checking in

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See check-in defined for kids

First Known Use of check-in

1927

in the meaning defined above

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check in

verb

Definition of check in

intransitive verb

1 : to register at a hotel

2 : to report one's presence or arrival

check in at a convention

transitive verb

: to satisfy all requirements in returning

check in the equipment after using

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Recent Examples of check in from the Web

But every three minutes, a staffer checks in by intercom.

— Washington Post, "‘It keeps us safe’: An NYC bathroom set up to stem overdoses," 13 July 2018
Like Turkish Airlines and Singapore Airlines, check in is smooth with generous luggage allowances and priority boarding.

— marilyn jones, Philly.com, "'Flying chefs' in business class," 6 July 2018
Her fielding percentage was at .930 and her slugging percentage checked in a 1.431.

— adam coleman, Houston Chronicle, "Stratford's Georgia Clark is All-Greater Houston Softball Hitter of the Year," 5 July 2018
Carrier protection Service providers have upped their robocall-protection offerings recently so check in with your carrier.

— katherine bindley, WSJ, "Why Are There So Many Robocalls? Here’s What You Can Do About Them," 4 July 2018
Even today, the team checks in on her and is available for support.

— trihealth, Cincinnati.com, "Making the most of being mom – how weight loss surgery changed Andrea’s life," 29 June 2018
In March, Delta Air Lines mandated passengers to submit documentation that their animals had been trained to behave in a public setting and required service animals to be checked in at the airport counter.

— alexandra deabler, Fox News, "Airline group seeks to limit all 'emotional support' animals to just dogs," 28 June 2018
At the four early voting sites in Harford, 9,561 voters checked in over the eight days, 6.7 percent of those eligible to vote in the primary, according to local and state board of elections figures.

— david anderson, The Aegis, "Harford voters still have lots at stake in Tuesday's primary election," 25 June 2018
Rhonda Martin said a school security officer told her the attack was discovered when the video was checked in response to an unrelated complaint by another parent.

— andrew wolfson, The Courier-Journal, "JCPS rejected mom's plea for bus aide until son was sexually assaulted," 25 June 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'check in.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of check in

1918

in the meaning defined at intransitive sense 1

See Words from the same year

NEW! Time Traveler

CHECK-IN Defined for English Language Learners

check-in

noun

Definition of check-in for English Language Learners

: the act or process of reporting that you have arrived at a hotel, an airport, etc. : the act or process of checking in; also : the time when people are allowed to check in
: the place where people go when they arrive at a hotel, airport, etc.