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3. check on

check on

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check on someone or something

to look into the legitimacy or condition of someone or something. Sarah will check on the matter and report to us. I will check on Jeff while he's not feeling well.

See also: check, on

check on

Also, check up on ; check over. Investigate, scrutinize, or inspect, as in I'll check on the brakes and make sure they're all right, or We need to check up on his work from time to time, or Let's check over the books together. [Late 1800s] Also see check out, def. 6.

See also: check, on

check on

or check up on

v.

To inspect someone or something that one is supervising or watching over: I checked on the meatloaf in the oven to see if it was ready to eat. Go upstairs to check up on the children and make sure they're all asleep.

See also: check, on