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WordNet-OnlineFree dictionary and thesaurus of English. Definitions, synonyms, antonyms and more...
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Noun check in has 1 sense
check-in - the act of reporting your presence (as at an airport or a hotel)--1 is a kind of arrival
 
 
Verb check in has 1 sense
check in, sign in - announce one's arrival, e.g. at hotels or airports--1 is one way to report
 Antonyms:  check out
 Sample sentences:
 Somebody ----s
 Somebody ----s somebody
 Somebody ----s PP
 
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