The definition of a platonic-overnight stay is not the meaning of this word. Shacking means that an unmarried couple is in a sexual relationship and they live together
See also playing house.
See also playing house.
by Canned Coolwhip February 12, 2011
When a slampiece spends the night with her frat-daddy in his cold-air. Usually does the walk of shame home in at least one article of his clothing.
Girl 1: Hey where were you last night? I didn't see you in your bed.
Girl 2: I was shacking with my frat-daddy!
Girl 2: I was shacking with my frat-daddy!
by AXO Princess January 6, 2011
by Dr. Schmegma May 19, 2003