look in on


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look in on somebody

to visit someone briefly The doctor said he'd look in on you tomorrow.
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look in on

Pay a brief visit, as in I'm just going to look in on Gail and the new baby; I won't stay long. [c. 1600] Also see look someone in the face.
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look in on

To visit: I look in on my grandparents each weekend.
See also: look, on