chuān​fáng​guò​wū

to be on intimate terms

Senses

穿房过屋/ 穿房過屋 chuān​fáng​guò​wū to be on intimate terms

Going in and out of each other's rooms freely; describes close friends who are treated like family members and do not need to observe formalities.

References

synonym 穿房过屋/穿房過屋 穿房入户/穿房入戶