Investigate something, as in I don't know when they open but I'll check into it. Also see check out.
Register one's arrival at, as in She was about to check into the hospital. Also see check in, def. 1.
Words nearby check into
How to use check into in a sentence
In this cockamamie get-rich scheme, would they all issue an apology if he cut a check?
We try to avoid going away for too long, so we can check back in.
She came to sound check, that was the first time we ever performed it, and it was really cool.Deer Tick's John McCauley on Ten Years in Rock and Roll|James Joiner|January 2, 2015|DAILY BEAST
To judge her acting abilities for yourself, check out her videos on YouTube for “Sex Shooter.”Speed Read: The Juiciest Bits From the History of ‘Purple Rain’|Jennie Yabroff|January 1, 2015|DAILY BEAST
While the desk sergeant ran a background check, he was roughed up by another officer in the lock-up.
"Very well," said the other, handing him a check for twenty-five dollars as a retainer, and straightway left the office.The Homesteader|Oscar Micheaux
The new Government to preserve public order and check all reprisals against the Spaniards.The Philippine Islands|John Foreman
But in the organization in which we live over-production tends to check itself at once.The Unsolved Riddle of Social Justice|Stephen Leacock
Am I to check the number of rounds in the limbers; on the beaches and in transit during a battle?Gallipoli Diary, Volume I|Ian Hamilton
Scarcely were they bandaged when the news arrived that Augereau's division had received a severe check.Napoleon's Marshals|R. P. Dunn-Pattison