english
1
general::
Spend the night as a guest in another's home, as in Karen's friend Wilma is going to sleep over tonight. [Second half of 1800s]
American Heritage Idioms
2
general::
Phrase(s): sleep over (with someone) (some place) to spend the night sleeping at someone else’s home. (Typically said by teenagers or younger children who spend the night with a friend.) • Mom, can I sleep over with Tony? • Can I sleep over at Tony’s house?
McGrawhill's American Idioms And Phrasal Verbs