When you check in or check into a hotel or clinic, or if someone checks you in, you arrive and go through the necessary procedures before you stay there.
I'll ring the hotel. I'll tell them we'll check in tomorrow. [VERBPARTICLE]
He has checked into an alcohol treatment centre. [VERBPARTICLE noun]
Check us in at the hotel and wait for my call. [VERB noun PARTICLE]
[Also V n P n]
2. phrasal verb
When you check in at an airport, you arrive and show your ticket before going on a flight.
He had checked in at Amsterdam's Schiphol airport for a flight to Manchester. [VERBPARTICLE]
3. See also check-in, check [sense 7]
See full dictionary entry for check
check-in
Word forms: plural check-ins
countable noun
At an airport, a check-in is the counter or desk where you check in.
check in in British English
verb(adverb)
1. (intransitive)
to record one's arrival, as at a hotel or for work; sign in or report
2. (transitive)
to register the arrival of (passengers, etc)
nouncheck-in
3.
a.
the formal registration of arrival, as at an airport or a hotel
b.
(as modifier)
check-in time
4.
the place where one registers arrival at an airport, etc
check-in in British English
(ˈtʃɛkɪn)
noun
1.
the process of registration before boarding a flight
You missed the check-in. You will just have to fly tomorrow.
modifier
2.
for or at check-in
a check-in queue
check-in staff
the check-in counter
our check-in policy
check in in American English
US
1.
to register at a hotel, convention, etc.
2. Informal
to report, as by presenting oneself
check in at the office
See full dictionary entry for check
check in in Hospitality
(tʃɛk ɪn)
Word forms: (present) checks in, (past) checked in, (perfect) checked in, (progressive) checking in
verb
(Hospitality (hotel): Reservations and checking in and out)
When you check in to a hotel, or if someone checks you in, you arrive and go through the necessaryprocedures before you stay there.
He called the hotel to tell them they will check in tomorrow.
The woman who checked him in asked if he would like to have dinner in the hotel restaurant.
She checked in at reception under her own name.
check-in time, early check-in, priority check-in
Examples of 'check in' in a sentence
check in
Graham paid the taxi driver, who had helped to carry the suitcases into the foyer, then crossed to the reception desk to check in.