There are 2 main definitions of check in in English:

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check in 1

Arrive and register at a hotel or airport: you must check in at least one hour before take-off
More example sentences
  • He then led us to a very nice hotel where we were checked in and shown to our rooms.
  • We stopped at the main desk of the dingy motel and waited while Jimmy registered and checked us in.
  • Sarah, one of the delightful reception staff, will check you in and whisk you off by hotel buggy to your room.
report, report one's arrival, record one's arrival, book oneself in, book in, enrol, register
See parent entry: check
Definition of check in in:
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There are 2 main definitions of check in in English:

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check-in 2 Line breaks: check-in
Pronunciation: /ˈtʃɛkɪn/


[mass noun, often as modifier]
1The action of registering one’s presence, typically as a passenger at an airport: the check-in counter
More example sentences
  • At Heathrow, passengers queued outside terminals just to join check-in lines but the airport expects to return to its usual schedule by tomorrow.
  • Airlines often assume that some passengers will miss check-in times, and so overbooking of flights is not uncommon.
  • Now, airlines are reaching the same point with check-in kiosks in airports.
1.1The point at which someone checks in.
Example sentences
  • In addition to more space and fewer companions, some carriers offer limousine or helicopter service to and from airports and separate check-ins speed the process.
  • Instead, passengers will need to pick up a boarding pass at ticket counters, curbside check-ins, self-service ticket kiosks or by checking in and printing out passes from airline Web sites.
  • It's happening at grocery store checkout counters, movie theater ticket purchases and airline check-ins.
Definition of check in in:
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