check in — to register one's arrival at a hotel, airport, or other establishment
Part of speech: VERB
Definition: to register one's arrival at a hotel, airport, or other establishment
Pronunciation (IPA): /tʃek ɪn/
Example Sentences
- My mom checks in on me so often, I think she has GPS tracking on my soul.
- Please check in at least two hours before your international flight.
- I forgot to check in for my flight and ended up sitting next to a crying baby for 8 hours.
check in
VERB[/tʃek ɪn/]
to register one's arrival at a hotel, airport, or other establishment

Travelers check in at the hotel front desk after a long flight.

Check in while they deck in, as they wreck in!
Got the picture? Now let's practice.
🎤Pronunciation
🌳Etymology
Origin
The phrase 'check in' combines 'check' from Old French meaning 'to verify' or 'to examine', and 'in' from Old English meaning 'into' or 'within'. The compound term emerged in the early 20th century with the development of the hotel industry, acquiring the specific sense of 'to register upon arrival'.
Breakdown
check (Old French, to verify/examine) + in (Old English, into/within) = to verify one's arrival by registering at a lodging establishment or venue.
🎵Rhyme
🔗Collocations
📝Examples
“My mom checks in on me so often, I think she has GPS tracking on my soul.”
“Please check in at least two hours before your international flight.”
“I forgot to check in for my flight and ended up sitting next to a crying baby for 8 hours.”
“The manager likes to check in with the team every Monday morning.”
📚Related Words
Synonyms
Antonyms
Related
Want to master 19,000+ words?
Sign up free for flashcards & quizzes.