Check In — synonyms, check in antonyms, definition
1. check in (Noun)
1 definition
check in (Noun) — The act of reporting your presence (as at an airport or a hotel).
1 type of
arrival
2. check in (Verb)
1 synonym
sign in
1 antonym
check out
1 definition
check in (Verb) — Announce one's arrival, e.g. at hotels or airports.
1 type of
report