Meaning : Be about.
Example :
The high school students like to loiter in the Central Square.
Who is this man that is hanging around the department?.
Synonyms : footle, hang around, lallygag, linger, loaf, loiter, lollygag, lounge, lurk, mess about, mill around, tarry
Meaning : Move about in a confused manner.
Synonyms : mill, mill around